diff --git a/.vscode/c_boilerplates.code-snippets b/.vscode/c_boilerplates.code-snippets
index e46eee63..c91ee465 100644
--- a/.vscode/c_boilerplates.code-snippets
+++ b/.vscode/c_boilerplates.code-snippets
@@ -4,6 +4,23 @@
 			"head",
 		],
 		"body": [
+			"/*",
+			"   This file is part of Fennix Kernel.",
+			"",
+			"   Fennix Kernel is free software: you can redistribute it and/or",
+			"   modify it under the terms of the GNU General Public License as",
+			"   published by the Free Software Foundation, either version 3 of",
+			"   the License, or (at your option) any later version.",
+			"",
+			"   Fennix Kernel is distributed in the hope that it will be useful,",
+			"   but WITHOUT ANY WARRANTY; without even the implied warranty of",
+			"   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the",
+			"   GNU General Public License for more details.",
+			"",
+			"   You should have received a copy of the GNU General Public License",
+			"   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.",
+			"*/",
+			"",
 			"#ifndef __FENNIX_KERNEL_${2:header}_H__",
 			"#define __FENNIX_KERNEL_${2:header}_H__",
 			"",
@@ -24,5 +41,29 @@
 			"/** @brief $0 */"
 		],
 		"description": "Create kernel documentation brief."
+	},
+	"License": {
+		"prefix": [
+			"license",
+		],
+		"body": [
+			"/*",
+			"   This file is part of Fennix Kernel.",
+			"",
+			"   Fennix Kernel is free software: you can redistribute it and/or",
+			"   modify it under the terms of the GNU General Public License as",
+			"   published by the Free Software Foundation, either version 3 of",
+			"   the License, or (at your option) any later version.",
+			"",
+			"   Fennix Kernel is distributed in the hope that it will be useful,",
+			"   but WITHOUT ANY WARRANTY; without even the implied warranty of",
+			"   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the",
+			"   GNU General Public License for more details.",
+			"",
+			"   You should have received a copy of the GNU General Public License",
+			"   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.",
+			"*/"
+		],
+		"description": "Create kernel license."
 	}
-}
\ No newline at end of file
+}
diff --git a/Architecture/aarch64/Entry.cpp b/Architecture/aarch64/Entry.cpp
index 1214c601..857cea09 100644
--- a/Architecture/aarch64/Entry.cpp
+++ b/Architecture/aarch64/Entry.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <types.h>
 
 #include <debug.h>
diff --git a/Architecture/aarch64/SystemCalls.cpp b/Architecture/aarch64/SystemCalls.cpp
index a5f56ba7..cfbfddb9 100644
--- a/Architecture/aarch64/SystemCalls.cpp
+++ b/Architecture/aarch64/SystemCalls.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <syscalls.hpp>
 
 #include <cpu.hpp>
diff --git a/Architecture/aarch64/cpu/SymmetricMultiprocessing.cpp b/Architecture/aarch64/cpu/SymmetricMultiprocessing.cpp
index bf804ad3..e95d71eb 100644
--- a/Architecture/aarch64/cpu/SymmetricMultiprocessing.cpp
+++ b/Architecture/aarch64/cpu/SymmetricMultiprocessing.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <smp.hpp>
 
 #include <ints.hpp>
diff --git a/Architecture/aarch64/linker.ld b/Architecture/aarch64/linker.ld
index 12f5c585..7bb49337 100644
--- a/Architecture/aarch64/linker.ld
+++ b/Architecture/aarch64/linker.ld
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 ENTRY(_start)
 
 SECTIONS
diff --git a/Architecture/amd64/AdvancedConfigurationAndPowerInterface.cpp b/Architecture/amd64/AdvancedConfigurationAndPowerInterface.cpp
index 26e59048..75a33564 100644
--- a/Architecture/amd64/AdvancedConfigurationAndPowerInterface.cpp
+++ b/Architecture/amd64/AdvancedConfigurationAndPowerInterface.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "acpi.hpp"
 
 #include <debug.h>
diff --git a/Architecture/amd64/Bootstrap/Limine.c b/Architecture/amd64/Bootstrap/Limine.c
index d1a5435f..ddb3c264 100644
--- a/Architecture/amd64/Bootstrap/Limine.c
+++ b/Architecture/amd64/Bootstrap/Limine.c
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <boot/binfo.h>
 #include <types.h>
 #include <debug.h>
diff --git a/Architecture/amd64/DifferentiatedSystemDescriptionTable.cpp b/Architecture/amd64/DifferentiatedSystemDescriptionTable.cpp
index bc0c443a..2d86b2b9 100644
--- a/Architecture/amd64/DifferentiatedSystemDescriptionTable.cpp
+++ b/Architecture/amd64/DifferentiatedSystemDescriptionTable.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "acpi.hpp"
 
 #include <time.hpp>
diff --git a/Architecture/amd64/MultipleAPICDescriptionTable.cpp b/Architecture/amd64/MultipleAPICDescriptionTable.cpp
index 8a069d04..70177fc3 100644
--- a/Architecture/amd64/MultipleAPICDescriptionTable.cpp
+++ b/Architecture/amd64/MultipleAPICDescriptionTable.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "acpi.hpp"
 
 #include <memory.hpp>
diff --git a/Architecture/amd64/SystemCalls.cpp b/Architecture/amd64/SystemCalls.cpp
index 59c22d40..0d3adca3 100644
--- a/Architecture/amd64/SystemCalls.cpp
+++ b/Architecture/amd64/SystemCalls.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <syscalls.hpp>
 
 #include <cpu.hpp>
diff --git a/Architecture/amd64/SystemCallsAssemblyStub.asm b/Architecture/amd64/SystemCallsAssemblyStub.asm
index 1944ef13..f2440130 100644
--- a/Architecture/amd64/SystemCallsAssemblyStub.asm
+++ b/Architecture/amd64/SystemCallsAssemblyStub.asm
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 [BITS 64]
 
 %macro PushAllSC 0
diff --git a/Architecture/amd64/acpi.hpp b/Architecture/amd64/acpi.hpp
index 54b36771..e4931dd6 100644
--- a/Architecture/amd64/acpi.hpp
+++ b/Architecture/amd64/acpi.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_ACPI_H__
 #define __FENNIX_KERNEL_ACPI_H__
 
diff --git a/Architecture/amd64/cpu/AdvancedProgrammableInterruptController.cpp b/Architecture/amd64/cpu/AdvancedProgrammableInterruptController.cpp
index 3a288d08..c7d373a6 100644
--- a/Architecture/amd64/cpu/AdvancedProgrammableInterruptController.cpp
+++ b/Architecture/amd64/cpu/AdvancedProgrammableInterruptController.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "apic.hpp"
 
 #include <memory.hpp>
diff --git a/Architecture/amd64/cpu/GlobalDescriptorTable.cpp b/Architecture/amd64/cpu/GlobalDescriptorTable.cpp
index 58c89f2b..a75d11b9 100644
--- a/Architecture/amd64/cpu/GlobalDescriptorTable.cpp
+++ b/Architecture/amd64/cpu/GlobalDescriptorTable.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "gdt.hpp"
 
 #include <memory.hpp>
diff --git a/Architecture/amd64/cpu/InterruptDescriptorTable.cpp b/Architecture/amd64/cpu/InterruptDescriptorTable.cpp
index 494970f0..9112db07 100644
--- a/Architecture/amd64/cpu/InterruptDescriptorTable.cpp
+++ b/Architecture/amd64/cpu/InterruptDescriptorTable.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "idt.hpp"
 
 #include <memory.hpp>
diff --git a/Architecture/amd64/cpu/SMPTrampoline.asm b/Architecture/amd64/cpu/SMPTrampoline.asm
index fa1317e7..f076ed00 100644
--- a/Architecture/amd64/cpu/SMPTrampoline.asm
+++ b/Architecture/amd64/cpu/SMPTrampoline.asm
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 [bits 16]
 TRAMPOLINE_BASE equ 0x2000
 
diff --git a/Architecture/amd64/cpu/SymmetricMultiprocessing.cpp b/Architecture/amd64/cpu/SymmetricMultiprocessing.cpp
index 7c03637a..bbb1abb0 100644
--- a/Architecture/amd64/cpu/SymmetricMultiprocessing.cpp
+++ b/Architecture/amd64/cpu/SymmetricMultiprocessing.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <smp.hpp>
 
 #include <ints.hpp>
diff --git a/Architecture/amd64/cpu/apic.hpp b/Architecture/amd64/cpu/apic.hpp
index cd234739..00970d2e 100644
--- a/Architecture/amd64/cpu/apic.hpp
+++ b/Architecture/amd64/cpu/apic.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_APIC_H__
 #define __FENNIX_KERNEL_APIC_H__
 
diff --git a/Architecture/amd64/cpu/gdt.hpp b/Architecture/amd64/cpu/gdt.hpp
index 78e799eb..7a6d9d66 100644
--- a/Architecture/amd64/cpu/gdt.hpp
+++ b/Architecture/amd64/cpu/gdt.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_GDT_H__
 #define __FENNIX_KERNEL_GDT_H__
 
diff --git a/Architecture/amd64/cpu/idt.hpp b/Architecture/amd64/cpu/idt.hpp
index 2c7efe88..34590b17 100644
--- a/Architecture/amd64/cpu/idt.hpp
+++ b/Architecture/amd64/cpu/idt.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_IDT_H__
 #define __FENNIX_KERNEL_IDT_H__
 
diff --git a/Architecture/amd64/linker.ld b/Architecture/amd64/linker.ld
index 357c4cdc..554fbedf 100644
--- a/Architecture/amd64/linker.ld
+++ b/Architecture/amd64/linker.ld
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 OUTPUT_FORMAT(elf64-x86-64)
 OUTPUT_ARCH(i386:x86-64)
 
diff --git a/Architecture/i386/Bootstrap/Multiboot2.cpp b/Architecture/i386/Bootstrap/Multiboot2.cpp
index 99ed39a4..013c9244 100644
--- a/Architecture/i386/Bootstrap/Multiboot2.cpp
+++ b/Architecture/i386/Bootstrap/Multiboot2.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <types.h>
 
 #include <boot/protocols/multiboot2.h>
diff --git a/Architecture/i386/Interrupts/8259PIC.cpp b/Architecture/i386/Interrupts/8259PIC.cpp
index b04aeec7..1be69a88 100644
--- a/Architecture/i386/Interrupts/8259PIC.cpp
+++ b/Architecture/i386/Interrupts/8259PIC.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "pic.hpp"
 
 #include <io.h>
diff --git a/Architecture/i386/Interrupts/pic.hpp b/Architecture/i386/Interrupts/pic.hpp
index 893e73b6..fb0e5f1a 100644
--- a/Architecture/i386/Interrupts/pic.hpp
+++ b/Architecture/i386/Interrupts/pic.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_8259PIC_H__
 #define __FENNIX_KERNEL_8259PIC_H__
 
diff --git a/Architecture/i386/SystemCalls.cpp b/Architecture/i386/SystemCalls.cpp
index 55ce0489..cc9c5007 100644
--- a/Architecture/i386/SystemCalls.cpp
+++ b/Architecture/i386/SystemCalls.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <syscalls.hpp>
 
 #include <cpu.hpp>
diff --git a/Architecture/i386/cpu/GlobalDescriptorTable.cpp b/Architecture/i386/cpu/GlobalDescriptorTable.cpp
index bb227daa..d7cb3d0d 100644
--- a/Architecture/i386/cpu/GlobalDescriptorTable.cpp
+++ b/Architecture/i386/cpu/GlobalDescriptorTable.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "gdt.hpp"
 
 #include <memory.hpp>
diff --git a/Architecture/i386/cpu/SymmetricMultiprocessing.cpp b/Architecture/i386/cpu/SymmetricMultiprocessing.cpp
index 309637e2..06b25c35 100644
--- a/Architecture/i386/cpu/SymmetricMultiprocessing.cpp
+++ b/Architecture/i386/cpu/SymmetricMultiprocessing.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <smp.hpp>
 
 #include <ints.hpp>
diff --git a/Architecture/i386/cpu/apic.hpp b/Architecture/i386/cpu/apic.hpp
index f4991fd5..ac3f3212 100644
--- a/Architecture/i386/cpu/apic.hpp
+++ b/Architecture/i386/cpu/apic.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_APIC_H__
 #define __FENNIX_KERNEL_APIC_H__
 
diff --git a/Architecture/i386/cpu/gdt.hpp b/Architecture/i386/cpu/gdt.hpp
index 900c6b98..9f9ce7e5 100644
--- a/Architecture/i386/cpu/gdt.hpp
+++ b/Architecture/i386/cpu/gdt.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_GDT_H__
 #define __FENNIX_KERNEL_GDT_H__
 
diff --git a/Architecture/i386/cpu/idt.hpp b/Architecture/i386/cpu/idt.hpp
index 41e64467..204072aa 100644
--- a/Architecture/i386/cpu/idt.hpp
+++ b/Architecture/i386/cpu/idt.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_IDT_H__
 #define __FENNIX_KERNEL_IDT_H__
 
diff --git a/Architecture/i386/linker.ld b/Architecture/i386/linker.ld
index a1a6e947..fa2a33c5 100644
--- a/Architecture/i386/linker.ld
+++ b/Architecture/i386/linker.ld
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 OUTPUT_FORMAT(elf32-i386)
 OUTPUT_ARCH(i386)
 
diff --git a/Core/CPU.cpp b/Core/CPU.cpp
index e986b186..7457cf5b 100644
--- a/Core/CPU.cpp
+++ b/Core/CPU.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <cpu.hpp>
 
 #include <memory.hpp>
diff --git a/Core/Crash/CrashDetails.cpp b/Core/Crash/CrashDetails.cpp
index 84123c6d..25d464a1 100644
--- a/Core/Crash/CrashDetails.cpp
+++ b/Core/Crash/CrashDetails.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "../crashhandler.hpp"
 #include "chfcts.hpp"
 
diff --git a/Core/Crash/CrashHandler.cpp b/Core/Crash/CrashHandler.cpp
index 601da3b1..fc0d3c44 100644
--- a/Core/Crash/CrashHandler.cpp
+++ b/Core/Crash/CrashHandler.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "../crashhandler.hpp"
 #include "chfcts.hpp"
 
diff --git a/Core/Crash/KBDrv.cpp b/Core/Crash/KBDrv.cpp
index 81e36668..559f1525 100644
--- a/Core/Crash/KBDrv.cpp
+++ b/Core/Crash/KBDrv.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "../crashhandler.hpp"
 #include "chfcts.hpp"
 
diff --git a/Core/Crash/SFrame.cpp b/Core/Crash/SFrame.cpp
index 10717c6f..e9d0dec1 100644
--- a/Core/Crash/SFrame.cpp
+++ b/Core/Crash/SFrame.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "../crashhandler.hpp"
 #include "chfcts.hpp"
 
diff --git a/Core/Crash/Screens/Console.cpp b/Core/Crash/Screens/Console.cpp
index 481d1e89..44da0909 100644
--- a/Core/Crash/Screens/Console.cpp
+++ b/Core/Crash/Screens/Console.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "../../crashhandler.hpp"
 #include "../chfcts.hpp"
 
diff --git a/Core/Crash/Screens/Details.cpp b/Core/Crash/Screens/Details.cpp
index d3b586ad..e85cc6ad 100644
--- a/Core/Crash/Screens/Details.cpp
+++ b/Core/Crash/Screens/Details.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "../../crashhandler.hpp"
 #include "../chfcts.hpp"
 
diff --git a/Core/Crash/Screens/Main.cpp b/Core/Crash/Screens/Main.cpp
index 469840c6..437324fc 100644
--- a/Core/Crash/Screens/Main.cpp
+++ b/Core/Crash/Screens/Main.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "../../crashhandler.hpp"
 #include "../chfcts.hpp"
 
diff --git a/Core/Crash/Screens/StackFrame.cpp b/Core/Crash/Screens/StackFrame.cpp
index 9baa479b..93411aba 100644
--- a/Core/Crash/Screens/StackFrame.cpp
+++ b/Core/Crash/Screens/StackFrame.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "../../crashhandler.hpp"
 #include "../chfcts.hpp"
 
diff --git a/Core/Crash/Screens/Tasks.cpp b/Core/Crash/Screens/Tasks.cpp
index e6b77202..27be8327 100644
--- a/Core/Crash/Screens/Tasks.cpp
+++ b/Core/Crash/Screens/Tasks.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "../../crashhandler.hpp"
 #include "../chfcts.hpp"
 
diff --git a/Core/Crash/UserHandler.cpp b/Core/Crash/UserHandler.cpp
index 27db41d3..7405a5ac 100644
--- a/Core/Crash/UserHandler.cpp
+++ b/Core/Crash/UserHandler.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "../crashhandler.hpp"
 #include "chfcts.hpp"
 
diff --git a/Core/Crash/chfcts.hpp b/Core/Crash/chfcts.hpp
index f9addb10..e31e9a9b 100644
--- a/Core/Crash/chfcts.hpp
+++ b/Core/Crash/chfcts.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_CRASH_HANDLERS_FUNCTIONS_H__
 #define __FENNIX_KERNEL_CRASH_HANDLERS_FUNCTIONS_H__
 
diff --git a/Core/Debugger.cpp b/Core/Debugger.cpp
index 20fa3cd4..7d29c4ee 100644
--- a/Core/Debugger.cpp
+++ b/Core/Debugger.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <debug.h>
 
 #include <uart.hpp>
diff --git a/Core/Disk.cpp b/Core/Disk.cpp
index 43e39025..b4c79c5c 100644
--- a/Core/Disk.cpp
+++ b/Core/Disk.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <disk.hpp>
 
 #include <memory.hpp>
diff --git a/Core/Driver/Driver.cpp b/Core/Driver/Driver.cpp
index 35648119..84171ded 100644
--- a/Core/Driver/Driver.cpp
+++ b/Core/Driver/Driver.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <driver.hpp>
 
 #include <memory.hpp>
diff --git a/Core/Driver/DriverAPI.cpp b/Core/Driver/DriverAPI.cpp
index 0ecefff6..0e774b40 100644
--- a/Core/Driver/DriverAPI.cpp
+++ b/Core/Driver/DriverAPI.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <driver.hpp>
 
 #include <dumper.hpp>
diff --git a/Core/Driver/DriverLoading/BindInput.cpp b/Core/Driver/DriverLoading/BindInput.cpp
index 491ee70e..7804f237 100644
--- a/Core/Driver/DriverLoading/BindInput.cpp
+++ b/Core/Driver/DriverLoading/BindInput.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "../api.hpp"
 
 #include <ints.hpp>
diff --git a/Core/Driver/DriverLoading/BindInterrupt.cpp b/Core/Driver/DriverLoading/BindInterrupt.cpp
index 753ba0a8..4c7c17eb 100644
--- a/Core/Driver/DriverLoading/BindInterrupt.cpp
+++ b/Core/Driver/DriverLoading/BindInterrupt.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "../api.hpp"
 
 #include <ints.hpp>
diff --git a/Core/Driver/DriverLoading/BindPCI.cpp b/Core/Driver/DriverLoading/BindPCI.cpp
index 45d35973..6349a7a5 100644
--- a/Core/Driver/DriverLoading/BindPCI.cpp
+++ b/Core/Driver/DriverLoading/BindPCI.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "../api.hpp"
 
 #include <ints.hpp>
diff --git a/Core/Driver/DriverLoading/BindProcess.cpp b/Core/Driver/DriverLoading/BindProcess.cpp
index 011f4e90..12c9f145 100644
--- a/Core/Driver/DriverLoading/BindProcess.cpp
+++ b/Core/Driver/DriverLoading/BindProcess.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "../api.hpp"
 
 #include <ints.hpp>
diff --git a/Core/Driver/api.hpp b/Core/Driver/api.hpp
index 9474368f..46367260 100644
--- a/Core/Driver/api.hpp
+++ b/Core/Driver/api.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_DRIVER_API_H__
 #define __FENNIX_KERNEL_DRIVER_API_H__
 
diff --git a/Core/InterruptsManager.cpp b/Core/InterruptsManager.cpp
index 5671422b..757c88ee 100644
--- a/Core/InterruptsManager.cpp
+++ b/Core/InterruptsManager.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <ints.hpp>
 
 #include <syscalls.hpp>
diff --git a/Core/Lock.cpp b/Core/Lock.cpp
index d1b22320..ba1aeb54 100644
--- a/Core/Lock.cpp
+++ b/Core/Lock.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <lock.hpp>
 
 #include <debug.h>
diff --git a/Core/Memory/HeapAllocators/Xalloc/Wrapper.cpp b/Core/Memory/HeapAllocators/Xalloc/Wrapper.cpp
index a9321b1d..68258d70 100644
--- a/Core/Memory/HeapAllocators/Xalloc/Wrapper.cpp
+++ b/Core/Memory/HeapAllocators/Xalloc/Wrapper.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "Xalloc.hpp"
 
 #include <memory.hpp>
diff --git a/Core/Memory/HeapAllocators/Xalloc/Xalloc.hpp b/Core/Memory/HeapAllocators/Xalloc/Xalloc.hpp
index ab03876f..07006a96 100644
--- a/Core/Memory/HeapAllocators/Xalloc/Xalloc.hpp
+++ b/Core/Memory/HeapAllocators/Xalloc/Xalloc.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_Xalloc_H__
 #define __FENNIX_KERNEL_Xalloc_H__
 
diff --git a/Core/Memory/HeapAllocators/Xalloc/XallocV1.cpp b/Core/Memory/HeapAllocators/Xalloc/XallocV1.cpp
index b8602d27..2e145c9b 100644
--- a/Core/Memory/HeapAllocators/Xalloc/XallocV1.cpp
+++ b/Core/Memory/HeapAllocators/Xalloc/XallocV1.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "Xalloc.hpp"
 
 Xalloc_def;
diff --git a/Core/Memory/Memory.cpp b/Core/Memory/Memory.cpp
index 2ae9cfb3..5e44f02b 100644
--- a/Core/Memory/Memory.cpp
+++ b/Core/Memory/Memory.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <memory.hpp>
 
 #include <convert.h>
diff --git a/Core/Memory/MemoryManager.cpp b/Core/Memory/MemoryManager.cpp
index d2e12268..11d7ee8a 100644
--- a/Core/Memory/MemoryManager.cpp
+++ b/Core/Memory/MemoryManager.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <memory.hpp>
 #include <debug.h>
 
diff --git a/Core/Memory/PageMapIndexer.cpp b/Core/Memory/PageMapIndexer.cpp
index 1dd22631..d16212e3 100644
--- a/Core/Memory/PageMapIndexer.cpp
+++ b/Core/Memory/PageMapIndexer.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <memory.hpp>
 
 namespace Memory
diff --git a/Core/Memory/PhysicalMemoryManager.cpp b/Core/Memory/PhysicalMemoryManager.cpp
index e106dd0e..a7f777ca 100644
--- a/Core/Memory/PhysicalMemoryManager.cpp
+++ b/Core/Memory/PhysicalMemoryManager.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <memory.hpp>
 
 #include <debug.h>
diff --git a/Core/Memory/StackGuard.cpp b/Core/Memory/StackGuard.cpp
index 5c71aac1..acef5679 100644
--- a/Core/Memory/StackGuard.cpp
+++ b/Core/Memory/StackGuard.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <memory.hpp>
 
 #include <debug.h>
diff --git a/Core/Memory/VirtualMemoryManager.cpp b/Core/Memory/VirtualMemoryManager.cpp
index 0b44e731..b3429b3a 100644
--- a/Core/Memory/VirtualMemoryManager.cpp
+++ b/Core/Memory/VirtualMemoryManager.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <memory.hpp>
 
 #include <convert.h>
diff --git a/Core/PeripheralComponentInterconnect.cpp b/Core/PeripheralComponentInterconnect.cpp
index 699568a4..1ea91fd5 100644
--- a/Core/PeripheralComponentInterconnect.cpp
+++ b/Core/PeripheralComponentInterconnect.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <pci.hpp>
 
 #include <memory.hpp>
diff --git a/Core/Power.cpp b/Core/Power.cpp
index 488b60b5..10008348 100644
--- a/Core/Power.cpp
+++ b/Core/Power.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <power.hpp>
 
 #include <memory.hpp>
diff --git a/Core/Random.cpp b/Core/Random.cpp
index 72b95879..ae2c5d5d 100644
--- a/Core/Random.cpp
+++ b/Core/Random.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <rand.hpp>
 #include <cpu.hpp>
 
diff --git a/Core/StackGuard.cpp b/Core/StackGuard.cpp
index b7751633..17ed9618 100644
--- a/Core/StackGuard.cpp
+++ b/Core/StackGuard.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <types.h>
 #include <debug.h>
 #include <rand.hpp>
diff --git a/Core/Symbols.cpp b/Core/Symbols.cpp
index 4d5c0e74..5745e15d 100644
--- a/Core/Symbols.cpp
+++ b/Core/Symbols.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <symbols.hpp>
 #include <memory.hpp>
 #include <convert.h>
diff --git a/Core/SystemManagementBIOS.cpp b/Core/SystemManagementBIOS.cpp
index 2c747d5e..b15754dd 100644
--- a/Core/SystemManagementBIOS.cpp
+++ b/Core/SystemManagementBIOS.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "smbios.hpp"
 
 #include <debug.h>
diff --git a/Core/Time.cpp b/Core/Time.cpp
index 65a811e0..f3730871 100644
--- a/Core/Time.cpp
+++ b/Core/Time.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <time.hpp>
 #include <debug.h>
 #include <io.h>
diff --git a/Core/Timer.cpp b/Core/Timer.cpp
index fc7858bc..7da0439d 100644
--- a/Core/Timer.cpp
+++ b/Core/Timer.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <time.hpp>
 
 #include <memory.hpp>
diff --git a/Core/UndefinedBehaviorSanitization.c b/Core/UndefinedBehaviorSanitization.c
index ee34850b..a437f3b6 100644
--- a/Core/UndefinedBehaviorSanitization.c
+++ b/Core/UndefinedBehaviorSanitization.c
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "ubsan.h"
 
 #include <convert.h>
diff --git a/Core/UniversalAsynchronousReceiverTransmitter.cpp b/Core/UniversalAsynchronousReceiverTransmitter.cpp
index 01a9322a..95645b1a 100644
--- a/Core/UniversalAsynchronousReceiverTransmitter.cpp
+++ b/Core/UniversalAsynchronousReceiverTransmitter.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <uart.hpp>
 
 #include <vector.hpp>
diff --git a/Core/Video/Display.cpp b/Core/Video/Display.cpp
index c77986db..2675920b 100644
--- a/Core/Video/Display.cpp
+++ b/Core/Video/Display.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <display.hpp>
 #include <lock.hpp>
 #include <uart.hpp>
diff --git a/Core/Video/Font.cpp b/Core/Video/Font.cpp
index 7c91b0fd..35368148 100644
--- a/Core/Video/Font.cpp
+++ b/Core/Video/Font.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <display.hpp>
 #include <debug.h>
 #include <cstring>
diff --git a/Core/crashhandler.hpp b/Core/crashhandler.hpp
index f4554a91..0a9fc11b 100644
--- a/Core/crashhandler.hpp
+++ b/Core/crashhandler.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_CRASH_HANDLER_H__
 #define __FENNIX_KERNEL_CRASH_HANDLER_H__
 
diff --git a/Core/smbios.hpp b/Core/smbios.hpp
index a95e7081..aa460ebc 100644
--- a/Core/smbios.hpp
+++ b/Core/smbios.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_SMBIOS_H__
 #define __FENNIX_KERNEL_SMBIOS_H__
 
diff --git a/Core/ubsan.h b/Core/ubsan.h
index 9f0fc7ca..cb3e622a 100644
--- a/Core/ubsan.h
+++ b/Core/ubsan.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_UBSAN_H__
 #define __FENNIX_KERNEL_UBSAN_H__
 
diff --git a/Execute/Elf/BaseLoad.cpp b/Execute/Elf/BaseLoad.cpp
index c7ae4dc1..c6131e4e 100644
--- a/Execute/Elf/BaseLoad.cpp
+++ b/Execute/Elf/BaseLoad.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <exec.hpp>
 
 #include <memory.hpp>
diff --git a/Execute/Elf/Dyn.cpp b/Execute/Elf/Dyn.cpp
index e55a279d..e489cab2 100644
--- a/Execute/Elf/Dyn.cpp
+++ b/Execute/Elf/Dyn.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <exec.hpp>
 
 #include <memory.hpp>
diff --git a/Execute/Elf/Exec.cpp b/Execute/Elf/Exec.cpp
index 8127dafd..556addf9 100644
--- a/Execute/Elf/Exec.cpp
+++ b/Execute/Elf/Exec.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <exec.hpp>
 
 #include <memory.hpp>
diff --git a/Execute/Elf/Parse.cpp b/Execute/Elf/Parse.cpp
index 187630d5..4de97ff2 100644
--- a/Execute/Elf/Parse.cpp
+++ b/Execute/Elf/Parse.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <exec.hpp>
 
 #include <msexec.h>
diff --git a/Execute/Elf/Rel.cpp b/Execute/Elf/Rel.cpp
index 3153e21a..01e04b74 100644
--- a/Execute/Elf/Rel.cpp
+++ b/Execute/Elf/Rel.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <exec.hpp>
 
 #include <msexec.h>
diff --git a/Execute/Elf/SharedObjects.cpp b/Execute/Elf/SharedObjects.cpp
index dd965c53..b9f94340 100644
--- a/Execute/Elf/SharedObjects.cpp
+++ b/Execute/Elf/SharedObjects.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <exec.hpp>
 
 #include <memory.hpp>
diff --git a/Execute/Fex/BaseLoad.cpp b/Execute/Fex/BaseLoad.cpp
index 98162552..8c98fb2c 100644
--- a/Execute/Fex/BaseLoad.cpp
+++ b/Execute/Fex/BaseLoad.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <exec.hpp>
 
 #include <memory.hpp>
diff --git a/Execute/Parse.cpp b/Execute/Parse.cpp
index 586f33ad..f7b21057 100644
--- a/Execute/Parse.cpp
+++ b/Execute/Parse.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <exec.hpp>
 
 #include <msexec.h>
diff --git a/Execute/Spawn.cpp b/Execute/Spawn.cpp
index 04fd1c43..2aec7a86 100644
--- a/Execute/Spawn.cpp
+++ b/Execute/Spawn.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <exec.hpp>
 
 #include <memory.hpp>
diff --git a/FileSystem/FS/ustar.cpp b/FileSystem/FS/ustar.cpp
index 8e641a64..6b89fb6e 100644
--- a/FileSystem/FS/ustar.cpp
+++ b/FileSystem/FS/ustar.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <filesystem/ustar.hpp>
 
 #include <memory.hpp>
diff --git a/FileSystem/Filesystem.cpp b/FileSystem/Filesystem.cpp
index 606d2252..ffe680d1 100644
--- a/FileSystem/Filesystem.cpp
+++ b/FileSystem/Filesystem.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <filesystem.hpp>
 
 #include <smart_ptr.hpp>
diff --git a/GUI/GUITools.cpp b/GUI/GUITools.cpp
index 2202fd06..b81c1491 100644
--- a/GUI/GUITools.cpp
+++ b/GUI/GUITools.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <gui.hpp>
 
 #include "../kernel.h"
diff --git a/GUI/GraphicalUserInterface.cpp b/GUI/GraphicalUserInterface.cpp
index e352cd2c..0605e80d 100644
--- a/GUI/GraphicalUserInterface.cpp
+++ b/GUI/GraphicalUserInterface.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <gui.hpp>
 #include <driver.hpp>
 #include <task.hpp>
diff --git a/GUI/Icons.cpp b/GUI/Icons.cpp
index e71d01bb..8974baec 100644
--- a/GUI/Icons.cpp
+++ b/GUI/Icons.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "icons.hpp"
 
 char CursorArrow[] = {
diff --git a/GUI/WidgetEvents.cpp b/GUI/WidgetEvents.cpp
index 45d6720c..54d2b0a0 100644
--- a/GUI/WidgetEvents.cpp
+++ b/GUI/WidgetEvents.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <gui.hpp>
 
 #include <driver.hpp>
diff --git a/GUI/Widgets.cpp b/GUI/Widgets.cpp
index f89027c4..acee2123 100644
--- a/GUI/Widgets.cpp
+++ b/GUI/Widgets.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <gui.hpp>
 
 #include <driver.hpp>
diff --git a/GUI/Window.cpp b/GUI/Window.cpp
index 6326f7eb..2347e183 100644
--- a/GUI/Window.cpp
+++ b/GUI/Window.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <gui.hpp>
 
 #include <driver.hpp>
diff --git a/GUI/WindowEvents.cpp b/GUI/WindowEvents.cpp
index a05ca7d4..7393ea9b 100644
--- a/GUI/WindowEvents.cpp
+++ b/GUI/WindowEvents.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <gui.hpp>
 
 #include <driver.hpp>
diff --git a/GUI/icons.hpp b/GUI/icons.hpp
index 7b734d5d..3efe7082 100644
--- a/GUI/icons.hpp
+++ b/GUI/icons.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_ICONS_AND_FONTS_H__
 #define __FENNIX_KERNEL_ICONS_AND_FONTS_H__
 
diff --git a/KConfig.cpp b/KConfig.cpp
index d1145127..c110306b 100644
--- a/KConfig.cpp
+++ b/KConfig.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <kconfig.hpp>
 
 #include <convert.h>
diff --git a/KThread.cpp b/KThread.cpp
index 3a7bbce3..0d04f057 100644
--- a/KThread.cpp
+++ b/KThread.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "kernel.h"
 
 #include <filesystem/ustar.hpp>
diff --git a/Kernel.cpp b/Kernel.cpp
index 22254ee3..1f16c1b1 100644
--- a/Kernel.cpp
+++ b/Kernel.cpp
@@ -1,3 +1,20 @@
+/*
+    This file is part of Fennix Kernel.
+
+    Fennix Kernel is free software: you can redistribute it and/or
+    modify it under the terms of the GNU General Public License as
+    published by the Free Software Foundation, either version 3 of
+    the License, or (at your option) any later version.
+
+    Fennix Kernel is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "kernel.h"
 
 #include <boot/protocols/multiboot2.h>
diff --git a/Library/Bitmap.cpp b/Library/Bitmap.cpp
index 32ce0479..391d77b4 100644
--- a/Library/Bitmap.cpp
+++ b/Library/Bitmap.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <bitmap.hpp>
 
 bool Bitmap::operator[](uint64_t index) { return Get(index); }
diff --git a/Library/Convert.cpp b/Library/Convert.cpp
index bfbc98a3..6ea98455 100644
--- a/Library/Convert.cpp
+++ b/Library/Convert.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <convert.h>
 
 #include <memory.hpp>
diff --git a/Library/CyclicRedundancyCheck32.c b/Library/CyclicRedundancyCheck32.c
index df5151c7..4deb16a5 100644
--- a/Library/CyclicRedundancyCheck32.c
+++ b/Library/CyclicRedundancyCheck32.c
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <crc32.h>
 
 uint32_t LookupTable[256] =
diff --git a/Library/MemoryCopySIMD.cpp b/Library/MemoryCopySIMD.cpp
index 5f066650..3b42b802 100644
--- a/Library/MemoryCopySIMD.cpp
+++ b/Library/MemoryCopySIMD.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <convert.h>
 
 #include <memory.hpp>
diff --git a/Library/MemoryMoveSIMD.cpp b/Library/MemoryMoveSIMD.cpp
index 6bd3d4a5..5a11b643 100644
--- a/Library/MemoryMoveSIMD.cpp
+++ b/Library/MemoryMoveSIMD.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <convert.h>
 
 #include <memory.hpp>
diff --git a/Library/MemorySetSIMD.cpp b/Library/MemorySetSIMD.cpp
index 36ef1f72..d43b394a 100644
--- a/Library/MemorySetSIMD.cpp
+++ b/Library/MemorySetSIMD.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <convert.h>
 
 #include <memory.hpp>
diff --git a/Library/cxxabi.cpp b/Library/cxxabi.cpp
index d5aa4b88..fc06100a 100644
--- a/Library/cxxabi.cpp
+++ b/Library/cxxabi.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <types.h>
 
 #include <memory.hpp>
diff --git a/Library/dumper.cpp b/Library/dumper.cpp
index befff327..b2b0c62d 100644
--- a/Library/dumper.cpp
+++ b/Library/dumper.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include "dumper.hpp"
 
 #include <memory.hpp>
diff --git a/Library/errno.cpp b/Library/errno.cpp
index 9eea55bc..cc353061 100644
--- a/Library/errno.cpp
+++ b/Library/errno.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <errno.h>
 
 #include <types.h>
diff --git a/Library/targp.c b/Library/targp.c
index 6a40017c..80639972 100644
--- a/Library/targp.c
+++ b/Library/targp.c
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <targp.h>
 
 #include <memory.hpp>
diff --git a/Network/AddressResolutionProtocol.cpp b/Network/AddressResolutionProtocol.cpp
index b6eb9ff8..13ccb352 100644
--- a/Network/AddressResolutionProtocol.cpp
+++ b/Network/AddressResolutionProtocol.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <net/arp.hpp>
 #include <debug.h>
 #include <smart_ptr.hpp>
diff --git a/Network/Checksum.cpp b/Network/Checksum.cpp
index 17321cd5..7b317a77 100644
--- a/Network/Checksum.cpp
+++ b/Network/Checksum.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <net/net.hpp>
 
 uint16_t CalculateChecksum(uint16_t *Data, uint64_t Length)
diff --git a/Network/DomainNameSystem.cpp b/Network/DomainNameSystem.cpp
index 2845d5c5..46593bcf 100644
--- a/Network/DomainNameSystem.cpp
+++ b/Network/DomainNameSystem.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <net/dns.hpp>
 #include <debug.h>
 
diff --git a/Network/DynamicHostConfigurationProtocol.cpp b/Network/DynamicHostConfigurationProtocol.cpp
index ec0e50be..72df083b 100644
--- a/Network/DynamicHostConfigurationProtocol.cpp
+++ b/Network/DynamicHostConfigurationProtocol.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <net/dhcp.hpp>
 #include <debug.h>
 
diff --git a/Network/Ethernet.cpp b/Network/Ethernet.cpp
index 8bf592b0..e2aad974 100644
--- a/Network/Ethernet.cpp
+++ b/Network/Ethernet.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <net/eth.hpp>
 #include <debug.h>
 
diff --git a/Network/InternetControlMessageProtocol.cpp b/Network/InternetControlMessageProtocol.cpp
index 60fcb0b1..bb945b3d 100644
--- a/Network/InternetControlMessageProtocol.cpp
+++ b/Network/InternetControlMessageProtocol.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <net/icmpv4.hpp>
 #include <net/icmpv6.hpp>
 #include <debug.h>
diff --git a/Network/InternetProtocol.cpp b/Network/InternetProtocol.cpp
index fe2bf11d..9d8ff78d 100644
--- a/Network/InternetProtocol.cpp
+++ b/Network/InternetProtocol.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <net/ipv4.hpp>
 #include <debug.h>
 
diff --git a/Network/NetworkController.cpp b/Network/NetworkController.cpp
index 26f83760..73aac216 100644
--- a/Network/NetworkController.cpp
+++ b/Network/NetworkController.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <net/nc.hpp>
 
 #include <net/ipv4.hpp>
diff --git a/Network/NetworkDebugger.cpp b/Network/NetworkDebugger.cpp
index 719e4449..c6be08e5 100644
--- a/Network/NetworkDebugger.cpp
+++ b/Network/NetworkDebugger.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <net/nc.hpp>
 
 /*
diff --git a/Network/NetworkTimeProtocol.cpp b/Network/NetworkTimeProtocol.cpp
index 6419ac2a..6e249ae4 100644
--- a/Network/NetworkTimeProtocol.cpp
+++ b/Network/NetworkTimeProtocol.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <net/ntp.hpp>
 #include <debug.h>
 
diff --git a/Network/TransmissionControlProtocol.cpp b/Network/TransmissionControlProtocol.cpp
index 7a023d18..7a4b2bc7 100644
--- a/Network/TransmissionControlProtocol.cpp
+++ b/Network/TransmissionControlProtocol.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <net/tcp.hpp>
 #include <debug.h>
 
diff --git a/Network/UserDatagramProtocol.cpp b/Network/UserDatagramProtocol.cpp
index bfb84cde..08b4082a 100644
--- a/Network/UserDatagramProtocol.cpp
+++ b/Network/UserDatagramProtocol.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <net/udp.hpp>
 #include <debug.h>
 
diff --git a/Profiling/cyg.cpp b/Profiling/cyg.cpp
index 6a13e492..bcdf7337 100644
--- a/Profiling/cyg.cpp
+++ b/Profiling/cyg.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <types.h>
 #include <printf.h>
 #include <uart.hpp>
diff --git a/Profiling/gcov.cpp b/Profiling/gcov.cpp
index 0f659f08..b5277f60 100644
--- a/Profiling/gcov.cpp
+++ b/Profiling/gcov.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <types.h>
 #include <printf.h>
 #include <uart.hpp>
diff --git a/Profiling/gprof.cpp b/Profiling/gprof.cpp
index 4796342d..53fab552 100644
--- a/Profiling/gprof.cpp
+++ b/Profiling/gprof.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <types.h>
 #include <printf.h>
 #include <uart.hpp>
diff --git a/Recovery/RecoveryMain.cpp b/Recovery/RecoveryMain.cpp
index a5e11d64..fc05534c 100644
--- a/Recovery/RecoveryMain.cpp
+++ b/Recovery/RecoveryMain.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <recovery.hpp>
 #include <task.hpp>
 #include <lock.hpp>
diff --git a/SystemCalls/Linux.cpp b/SystemCalls/Linux.cpp
index fb2c27b9..0def10b1 100644
--- a/SystemCalls/Linux.cpp
+++ b/SystemCalls/Linux.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <syscalls.hpp>
 
 #include <debug.h>
diff --git a/SystemCalls/Native.cpp b/SystemCalls/Native.cpp
index 9266544d..5e4473d1 100644
--- a/SystemCalls/Native.cpp
+++ b/SystemCalls/Native.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <syscalls.hpp>
 #include <memory.hpp>
 #include <lock.hpp>
diff --git a/SystemCalls/Syscalls.cpp b/SystemCalls/Syscalls.cpp
index ef6ebf25..7c8bcc06 100644
--- a/SystemCalls/Syscalls.cpp
+++ b/SystemCalls/Syscalls.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <syscalls.hpp>
 
 #include <debug.h>
diff --git a/Tasking/InterProcessCommunication.cpp b/Tasking/InterProcessCommunication.cpp
index fd48efd9..1a29e2ac 100644
--- a/Tasking/InterProcessCommunication.cpp
+++ b/Tasking/InterProcessCommunication.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <ipc.hpp>
 
 #include <task.hpp>
diff --git a/Tasking/Scheduler.cpp b/Tasking/Scheduler.cpp
index 3b7dd2da..edcc0e01 100644
--- a/Tasking/Scheduler.cpp
+++ b/Tasking/Scheduler.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <task.hpp>
 
 #include <dumper.hpp>
diff --git a/Tasking/Security.cpp b/Tasking/Security.cpp
index 0d3b4ab3..9f1d1e5d 100644
--- a/Tasking/Security.cpp
+++ b/Tasking/Security.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <task.hpp>
 
 #include <vector.hpp>
diff --git a/Tasking/Task.cpp b/Tasking/Task.cpp
index f2b265df..193c6e57 100644
--- a/Tasking/Task.cpp
+++ b/Tasking/Task.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <task.hpp>
 
 #include <dumper.hpp>
diff --git a/Tests/Marco.cpp b/Tests/Marco.cpp
index ccf0ee56..0bb5f7e3 100644
--- a/Tests/Marco.cpp
+++ b/Tests/Marco.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <types.h>
 #include <memory.hpp>
 #include <debug.h>
diff --git a/Tests/MemoryAllocation.cpp b/Tests/MemoryAllocation.cpp
index 55ea28b0..3e410bf2 100644
--- a/Tests/MemoryAllocation.cpp
+++ b/Tests/MemoryAllocation.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifdef DEBUG
 
 #include <memory.hpp>
diff --git a/Tests/MemoryOperations.cpp b/Tests/MemoryOperations.cpp
index 316e20ea..d350bae6 100644
--- a/Tests/MemoryOperations.cpp
+++ b/Tests/MemoryOperations.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #include <types.h>
 #include <memory.hpp>
 #include <convert.h>
diff --git a/Tests/RandomNumberGenerator.cpp b/Tests/RandomNumberGenerator.cpp
index d397688b..fd4a7903 100644
--- a/Tests/RandomNumberGenerator.cpp
+++ b/Tests/RandomNumberGenerator.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifdef DEBUG
 
 #include <rand.hpp>
diff --git a/Tests/String.cpp b/Tests/String.cpp
index 28248aa6..f62d22be 100644
--- a/Tests/String.cpp
+++ b/Tests/String.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifdef DEBUG
 
 #include <std/string.hpp>
diff --git a/Tests/TypeSize.cpp b/Tests/TypeSize.cpp
index 4431f64b..ab24ba39 100644
--- a/Tests/TypeSize.cpp
+++ b/Tests/TypeSize.cpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifdef DEBUG
 
 #include <debug.h>
diff --git a/Tests/t.h b/Tests/t.h
index 4118f03f..b7326d44 100644
--- a/Tests/t.h
+++ b/Tests/t.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_non_constructor_tests_H__
 #define __FENNIX_KERNEL_non_constructor_tests_H__
 #ifdef DEBUG
diff --git a/include/abi.h b/include/abi.h
index b7bbbc11..036b29dd 100644
--- a/include/abi.h
+++ b/include/abi.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_ABI_H__
 #define __FENNIX_KERNEL_ABI_H__
 
diff --git a/include/assert.h b/include/assert.h
index 8664a220..e5c2ecc3 100644
--- a/include/assert.h
+++ b/include/assert.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_ASSERT_H__
 #define __FENNIX_KERNEL_ASSERT_H__
 
diff --git a/include/atomic.hpp b/include/atomic.hpp
index 3130c29e..6dc77e64 100644
--- a/include/atomic.hpp
+++ b/include/atomic.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_ATOMIC_H__
 #define __FENNIX_KERNEL_ATOMIC_H__
 
diff --git a/include/bitmap.hpp b/include/bitmap.hpp
index b34d5be8..62249a92 100644
--- a/include/bitmap.hpp
+++ b/include/bitmap.hpp
@@ -1,4 +1,23 @@
-#pragma once
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#ifndef __FENNIX_KERNEL_BITMAP_H__
+#define __FENNIX_KERNEL_BITMAP_H__
+
 #include <types.h>
 
 class Bitmap
@@ -10,3 +29,5 @@ public:
     bool Set(uint64_t index, bool value);
     bool Get(uint64_t index);
 };
+
+#endif // !__FENNIX_KERNEL_BITMAP_H__
diff --git a/include/boot/binfo.h b/include/boot/binfo.h
index a020bd75..84645484 100644
--- a/include/boot/binfo.h
+++ b/include/boot/binfo.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_BOOT_INFO_H__
 #define __FENNIX_KERNEL_BOOT_INFO_H__
 
diff --git a/include/convert.h b/include/convert.h
index 7515f6db..13c206e5 100644
--- a/include/convert.h
+++ b/include/convert.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #pragma once
 #include <types.h>
 
diff --git a/include/cpu.hpp b/include/cpu.hpp
index 1285a587..a9fe13aa 100644
--- a/include/cpu.hpp
+++ b/include/cpu.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_CPU_H__
 #define __FENNIX_KERNEL_CPU_H__
 
diff --git a/include/cpu/membar.hpp b/include/cpu/membar.hpp
index 3f8a287a..1ab128f2 100644
--- a/include/cpu/membar.hpp
+++ b/include/cpu/membar.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_CPU_MEMBAR_H__
 #define __FENNIX_KERNEL_CPU_MEMBAR_H__
 
diff --git a/include/cpu/signatures.hpp b/include/cpu/signatures.hpp
index 784ccf8f..0c737e72 100644
--- a/include/cpu/signatures.hpp
+++ b/include/cpu/signatures.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_CPU_SIGNATURES_H__
 #define __FENNIX_KERNEL_CPU_SIGNATURES_H__
 
diff --git a/include/cpu/x86/exceptions.hpp b/include/cpu/x86/exceptions.hpp
index 98af44eb..3d7e071c 100644
--- a/include/cpu/x86/exceptions.hpp
+++ b/include/cpu/x86/exceptions.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_CPU_x86_EXCEPTIONS_H__
 #define __FENNIX_KERNEL_CPU_x86_EXCEPTIONS_H__
 
diff --git a/include/cpu/x86/interrupts.hpp b/include/cpu/x86/interrupts.hpp
index 59570251..e46d83d4 100644
--- a/include/cpu/x86/interrupts.hpp
+++ b/include/cpu/x86/interrupts.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_CPU_x86_INTERRUPTS_H__
 #define __FENNIX_KERNEL_CPU_x86_INTERRUPTS_H__
 
diff --git a/include/cpu/x86/x32/cpuid_amd.hpp b/include/cpu/x86/x32/cpuid_amd.hpp
index 82f64079..9ab0d1d4 100644
--- a/include/cpu/x86/x32/cpuid_amd.hpp
+++ b/include/cpu/x86/x32/cpuid_amd.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_CPU_x32_CPUID_AMD_H__
 #define __FENNIX_KERNEL_CPU_x32_CPUID_AMD_H__
 
diff --git a/include/cpu/x86/x32/cpuid_intel.hpp b/include/cpu/x86/x32/cpuid_intel.hpp
index c9e2b98b..02accd98 100644
--- a/include/cpu/x86/x32/cpuid_intel.hpp
+++ b/include/cpu/x86/x32/cpuid_intel.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_CPU_x32_CPUID_INTEL_H__
 #define __FENNIX_KERNEL_CPU_x32_CPUID_INTEL_H__
 
diff --git a/include/cpu/x86/x32/cr.hpp b/include/cpu/x86/x32/cr.hpp
index 9efafee7..150ca63b 100644
--- a/include/cpu/x86/x32/cr.hpp
+++ b/include/cpu/x86/x32/cr.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_CPU_x32_CR_H__
 #define __FENNIX_KERNEL_CPU_x32_CR_H__
 
diff --git a/include/cpu/x86/x32/msr.hpp b/include/cpu/x86/x32/msr.hpp
index 78453ebd..0975115a 100644
--- a/include/cpu/x86/x32/msr.hpp
+++ b/include/cpu/x86/x32/msr.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_CPU_x32_MSR_H__
 #define __FENNIX_KERNEL_CPU_x32_MSR_H__
 
diff --git a/include/cpu/x86/x64/cpuid_amd.hpp b/include/cpu/x86/x64/cpuid_amd.hpp
index dabbb315..ae05ba8e 100644
--- a/include/cpu/x86/x64/cpuid_amd.hpp
+++ b/include/cpu/x86/x64/cpuid_amd.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_CPU_x64_CPUID_AMD_H__
 #define __FENNIX_KERNEL_CPU_x64_CPUID_AMD_H__
 
diff --git a/include/cpu/x86/x64/cpuid_intel.hpp b/include/cpu/x86/x64/cpuid_intel.hpp
index 4c1f0910..d31eebd8 100644
--- a/include/cpu/x86/x64/cpuid_intel.hpp
+++ b/include/cpu/x86/x64/cpuid_intel.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_CPU_x64_CPUID_INTEL_H__
 #define __FENNIX_KERNEL_CPU_x64_CPUID_INTEL_H__
 
diff --git a/include/cpu/x86/x64/cr.hpp b/include/cpu/x86/x64/cr.hpp
index 128f6c76..5a8fb45d 100644
--- a/include/cpu/x86/x64/cr.hpp
+++ b/include/cpu/x86/x64/cr.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_CPU_x64_CR_H__
 #define __FENNIX_KERNEL_CPU_x64_CR_H__
 
diff --git a/include/cpu/x86/x64/msr.hpp b/include/cpu/x86/x64/msr.hpp
index 1722f1da..a078cc19 100644
--- a/include/cpu/x86/x64/msr.hpp
+++ b/include/cpu/x86/x64/msr.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_CPU_x64_MSR_H__
 #define __FENNIX_KERNEL_CPU_x64_MSR_H__
 
diff --git a/include/crc32.h b/include/crc32.h
index 154a3526..23d6c692 100644
--- a/include/crc32.h
+++ b/include/crc32.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_CRC32_H__
 #define __FENNIX_KERNEL_CRC32_H__
 
diff --git a/include/cstring b/include/cstring
index 2817fcc0..e63542e0 100644
--- a/include/cstring
+++ b/include/cstring
@@ -1,2 +1,23 @@
-#pragma once
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#ifndef __FENNIX_KERNEL_CSTRING_H__
+#define __FENNIX_KERNEL_CSTRING_H__
+
 #include <convert.h>
+
+#endif // !__FENNIX_KERNEL_CSTRING_H__
diff --git a/include/debug.h b/include/debug.h
index d68ef3cc..8309e956 100644
--- a/include/debug.h
+++ b/include/debug.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_DEBUGGER_H__
 #define __FENNIX_KERNEL_DEBUGGER_H__
 
diff --git a/include/disk.hpp b/include/disk.hpp
index 25c11b84..c40e14a4 100644
--- a/include/disk.hpp
+++ b/include/disk.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_DISK_H__
 #define __FENNIX_KERNEL_DISK_H__
 
diff --git a/include/display.hpp b/include/display.hpp
index bc213a6b..11624aa2 100644
--- a/include/display.hpp
+++ b/include/display.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_DISPLAY_H__
 #define __FENNIX_KERNEL_DISPLAY_H__
 
diff --git a/include/dlfcn.h b/include/dlfcn.h
index 5fc9dd8d..3c5095c7 100644
--- a/include/dlfcn.h
+++ b/include/dlfcn.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef _DLFCN_H
 #define _DLFCN_H
 
diff --git a/include/driver.hpp b/include/driver.hpp
index 15396397..7180bd62 100644
--- a/include/driver.hpp
+++ b/include/driver.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_DRIVER_H__
 #define __FENNIX_KERNEL_DRIVER_H__
 
diff --git a/include/dumper.hpp b/include/dumper.hpp
index 0b197a77..58a0e381 100644
--- a/include/dumper.hpp
+++ b/include/dumper.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_LIB_DUMPER_H__
 #define __FENNIX_LIB_DUMPER_H__
 
diff --git a/include/elf.h b/include/elf.h
index e8c60a27..85a7573a 100644
--- a/include/elf.h
+++ b/include/elf.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_ELF_H__
 #define __FENNIX_KERNEL_ELF_H__
 
diff --git a/include/errno.h b/include/errno.h
index bee1450b..17e1aad5 100644
--- a/include/errno.h
+++ b/include/errno.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef _ERRNO_H
 #define _ERRNO_H
 
diff --git a/include/exec.hpp b/include/exec.hpp
index 463a3f48..2c624292 100644
--- a/include/exec.hpp
+++ b/include/exec.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_FILE_EXECUTE_H__
 #define __FENNIX_KERNEL_FILE_EXECUTE_H__
 
diff --git a/include/filesystem.hpp b/include/filesystem.hpp
index befc4550..4b71d8ce 100644
--- a/include/filesystem.hpp
+++ b/include/filesystem.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_FILESYSTEM_H__
 #define __FENNIX_KERNEL_FILESYSTEM_H__
 
diff --git a/include/filesystem/ext2.hpp b/include/filesystem/ext2.hpp
index 9aaf68d5..24793cb2 100644
--- a/include/filesystem/ext2.hpp
+++ b/include/filesystem/ext2.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_FILESYSTEM_EXT2_H__
 #define __FENNIX_KERNEL_FILESYSTEM_EXT2_H__
 
diff --git a/include/filesystem/fat.hpp b/include/filesystem/fat.hpp
index ac39a29b..f3420aad 100644
--- a/include/filesystem/fat.hpp
+++ b/include/filesystem/fat.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_FILESYSTEM_FAT_H__
 #define __FENNIX_KERNEL_FILESYSTEM_FAT_H__
 
diff --git a/include/filesystem/initrd.hpp b/include/filesystem/initrd.hpp
index e47c90b6..994df1d3 100644
--- a/include/filesystem/initrd.hpp
+++ b/include/filesystem/initrd.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_FILESYSTEM_INITRD_H__
 #define __FENNIX_KERNEL_FILESYSTEM_INITRD_H__
 
diff --git a/include/filesystem/mounts.hpp b/include/filesystem/mounts.hpp
index 00075417..71cafaf8 100644
--- a/include/filesystem/mounts.hpp
+++ b/include/filesystem/mounts.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_FILESYSTEM_DEV_H__
 #define __FENNIX_KERNEL_FILESYSTEM_DEV_H__
 
diff --git a/include/filesystem/ustar.hpp b/include/filesystem/ustar.hpp
index 2dc44e10..220932c8 100644
--- a/include/filesystem/ustar.hpp
+++ b/include/filesystem/ustar.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_FILESYSTEM_USTAR_H__
 #define __FENNIX_KERNEL_FILESYSTEM_USTAR_H__
 
diff --git a/include/gui.hpp b/include/gui.hpp
index bc87d08e..9d8764dc 100644
--- a/include/gui.hpp
+++ b/include/gui.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_GUI_H__
 #define __FENNIX_KERNEL_GUI_H__
 
diff --git a/include/hashmap.hpp b/include/hashmap.hpp
index 5bbff155..f1238609 100644
--- a/include/hashmap.hpp
+++ b/include/hashmap.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #pragma once
 
 #define HASHMAP_ERROR -0x8A50
diff --git a/include/intrin.hpp b/include/intrin.hpp
index b4ce875a..387e06b9 100644
--- a/include/intrin.hpp
+++ b/include/intrin.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_SIMD_H__
 #define __FENNIX_KERNEL_SIMD_H__
 
diff --git a/include/ints.hpp b/include/ints.hpp
index 4af643ad..a8ec3de7 100644
--- a/include/ints.hpp
+++ b/include/ints.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_INTERRUPTS_H__
 #define __FENNIX_KERNEL_INTERRUPTS_H__
 
diff --git a/include/io.h b/include/io.h
index 17392a16..92204f94 100644
--- a/include/io.h
+++ b/include/io.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_IO_H__
 #define __FENNIX_KERNEL_IO_H__
 
diff --git a/include/ipc.hpp b/include/ipc.hpp
index 5e88e922..18fa06f0 100644
--- a/include/ipc.hpp
+++ b/include/ipc.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_IPC_H__
 #define __FENNIX_KERNEL_IPC_H__
 
diff --git a/include/kconfig.hpp b/include/kconfig.hpp
index e64ecd16..6afcd2e9 100644
--- a/include/kconfig.hpp
+++ b/include/kconfig.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_KERNEL_CONFIG_H__
 #define __FENNIX_KERNEL_KERNEL_CONFIG_H__
 
diff --git a/include/limits.h b/include/limits.h
index f5e88c6b..7d61f6af 100644
--- a/include/limits.h
+++ b/include/limits.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_LIMITS_H__
 #define __FENNIX_KERNEL_LIMITS_H__
 
diff --git a/include/lock.hpp b/include/lock.hpp
index df6c1fa1..33c7109a 100644
--- a/include/lock.hpp
+++ b/include/lock.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_LOCK_H__
 #define __FENNIX_KERNEL_LOCK_H__
 
diff --git a/include/math.h b/include/math.h
index 06529a81..18252dfc 100644
--- a/include/math.h
+++ b/include/math.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef _MATH_H
 #define _MATH_H
 
diff --git a/include/md5.h b/include/md5.h
index b544e5bf..382d47ab 100644
--- a/include/md5.h
+++ b/include/md5.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_MD5_H__
 #define __FENNIX_KERNEL_MD5_H__
 
diff --git a/include/memory.hpp b/include/memory.hpp
index 64c8b431..8a4073d3 100644
--- a/include/memory.hpp
+++ b/include/memory.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_INTERNAL_MEMORY_H__
 #define __FENNIX_KERNEL_INTERNAL_MEMORY_H__
 
diff --git a/include/msexec.h b/include/msexec.h
index adf0b5f1..d075cbdf 100644
--- a/include/msexec.h
+++ b/include/msexec.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_MSEXEC_H__
 #define __FENNIX_KERNEL_MSEXEC_H__
 
diff --git a/include/net/arp.hpp b/include/net/arp.hpp
index 7b2fba47..a5bc9733 100644
--- a/include/net/arp.hpp
+++ b/include/net/arp.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_NETWORK_ARP_H__
 #define __FENNIX_KERNEL_NETWORK_ARP_H__
 
diff --git a/include/net/dhcp.hpp b/include/net/dhcp.hpp
index 1770f912..9fce8d16 100644
--- a/include/net/dhcp.hpp
+++ b/include/net/dhcp.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_DHCP_H__
 #define __FENNIX_KERNEL_DHCP_H__
 
diff --git a/include/net/dns.hpp b/include/net/dns.hpp
index 7465896c..8cff0bb9 100644
--- a/include/net/dns.hpp
+++ b/include/net/dns.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_DNS_H__
 #define __FENNIX_KERNEL_DNS_H__
 
diff --git a/include/net/eth.hpp b/include/net/eth.hpp
index 99f05bb6..8709ce52 100644
--- a/include/net/eth.hpp
+++ b/include/net/eth.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_NETWORK_ETHERNET_H__
 #define __FENNIX_KERNEL_NETWORK_ETHERNET_H__
 
diff --git a/include/net/icmpv4.hpp b/include/net/icmpv4.hpp
index 00b710ce..7611a5cb 100644
--- a/include/net/icmpv4.hpp
+++ b/include/net/icmpv4.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_ICMPv4_H__
 #define __FENNIX_KERNEL_ICMPv4_H__
 
diff --git a/include/net/icmpv6.hpp b/include/net/icmpv6.hpp
index c3670533..fd2c7688 100644
--- a/include/net/icmpv6.hpp
+++ b/include/net/icmpv6.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_ICMPv6_H__
 #define __FENNIX_KERNEL_ICMPv6_H__
 
diff --git a/include/net/ipv4.hpp b/include/net/ipv4.hpp
index a704fce6..3bdacb0c 100644
--- a/include/net/ipv4.hpp
+++ b/include/net/ipv4.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_IPv4_H__
 #define __FENNIX_KERNEL_IPv4_H__
 
diff --git a/include/net/ipv6.hpp b/include/net/ipv6.hpp
index 0a940ca5..f67f3438 100644
--- a/include/net/ipv6.hpp
+++ b/include/net/ipv6.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_IPv6_H__
 #define __FENNIX_KERNEL_IPv6_H__
 
diff --git a/include/net/nc.hpp b/include/net/nc.hpp
index cc3756f7..a502b6ed 100644
--- a/include/net/nc.hpp
+++ b/include/net/nc.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_NETWORK_CONTROLLER_H__
 #define __FENNIX_KERNEL_NETWORK_CONTROLLER_H__
 
diff --git a/include/net/net.hpp b/include/net/net.hpp
index dcf7b3de..4dc59061 100644
--- a/include/net/net.hpp
+++ b/include/net/net.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_NETWORK_H__
 #define __FENNIX_KERNEL_NETWORK_H__
 
diff --git a/include/net/ntp.hpp b/include/net/ntp.hpp
index 425dfc27..2fd84946 100644
--- a/include/net/ntp.hpp
+++ b/include/net/ntp.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_NTP_H__
 #define __FENNIX_KERNEL_NTP_H__
 
diff --git a/include/net/tcp.hpp b/include/net/tcp.hpp
index 282226e8..000198b3 100644
--- a/include/net/tcp.hpp
+++ b/include/net/tcp.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_TCP_H__
 #define __FENNIX_KERNEL_TCP_H__
 
diff --git a/include/net/udp.hpp b/include/net/udp.hpp
index b758d552..36aaeaa4 100644
--- a/include/net/udp.hpp
+++ b/include/net/udp.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_UDP_H__
 #define __FENNIX_KERNEL_UDP_H__
 
diff --git a/include/pci.hpp b/include/pci.hpp
index 93eb7680..cf03ef00 100644
--- a/include/pci.hpp
+++ b/include/pci.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_PCI_H__
 #define __FENNIX_KERNEL_PCI_H__
 
diff --git a/include/power.hpp b/include/power.hpp
index 3ea1902c..c8406cf9 100644
--- a/include/power.hpp
+++ b/include/power.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_POWER_H__
 #define __FENNIX_KERNEL_POWER_H__
 
diff --git a/include/pthread.h b/include/pthread.h
index a7175010..aec2bc32 100644
--- a/include/pthread.h
+++ b/include/pthread.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef _PTHREAD_H
 #define _PTHREAD_H
 
diff --git a/include/rand.hpp b/include/rand.hpp
index 715851c3..50aa4fa3 100644
--- a/include/rand.hpp
+++ b/include/rand.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_RANDOM_H__
 #define __FENNIX_KERNEL_RANDOM_H__
 
diff --git a/include/recovery.hpp b/include/recovery.hpp
index d43d042f..ae56d1ac 100644
--- a/include/recovery.hpp
+++ b/include/recovery.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_RECOVERY_H__
 #define __FENNIX_KERNEL_RECOVERY_H__
 
diff --git a/include/sched.h b/include/sched.h
index bcf9d2c3..56bc215b 100644
--- a/include/sched.h
+++ b/include/sched.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef _SCHED_H
 #define _SCHED_H
 
diff --git a/include/smart_ptr.hpp b/include/smart_ptr.hpp
index da2eac06..577084f1 100644
--- a/include/smart_ptr.hpp
+++ b/include/smart_ptr.hpp
@@ -1,2 +1,19 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #pragma once
 #include <std/smart_ptr.hpp>
diff --git a/include/smp.hpp b/include/smp.hpp
index 39d4d91c..1c7aac9b 100644
--- a/include/smp.hpp
+++ b/include/smp.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_SMP_H__
 #define __FENNIX_KERNEL_SMP_H__
 
diff --git a/include/std.hpp b/include/std.hpp
index 22d5b00b..e4c01d6d 100644
--- a/include/std.hpp
+++ b/include/std.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 /* This function includes all the standard headers and defines some useful macros.
  * Note: This std implementation is not complete.
  */
diff --git a/include/std/functional.hpp b/include/std/functional.hpp
index 238e0ae7..eadf39e5 100644
--- a/include/std/functional.hpp
+++ b/include/std/functional.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_STD_FUNCTIONAL_H__
 #define __FENNIX_KERNEL_STD_FUNCTIONAL_H__
 
diff --git a/include/std/list.hpp b/include/std/list.hpp
index ac084020..2de7557f 100644
--- a/include/std/list.hpp
+++ b/include/std/list.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_STD_LIST_H__
 #define __FENNIX_KERNEL_STD_LIST_H__
 
diff --git a/include/std/smart_ptr.hpp b/include/std/smart_ptr.hpp
index 647a7bbf..31b27a82 100644
--- a/include/std/smart_ptr.hpp
+++ b/include/std/smart_ptr.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_STD_SMART_POINTER_H__
 #define __FENNIX_KERNEL_STD_SMART_POINTER_H__
 
diff --git a/include/std/stdexcept.hpp b/include/std/stdexcept.hpp
index e0e4ae2e..b243c38c 100644
--- a/include/std/stdexcept.hpp
+++ b/include/std/stdexcept.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_STD_STDEXCEPT_H__
 #define __FENNIX_KERNEL_STD_STDEXCEPT_H__
 
diff --git a/include/std/string.hpp b/include/std/string.hpp
index 34ca5ec4..45ee05a0 100644
--- a/include/std/string.hpp
+++ b/include/std/string.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_STD_STRING_H__
 #define __FENNIX_KERNEL_STD_STRING_H__
 
diff --git a/include/std/unordered_map.hpp b/include/std/unordered_map.hpp
index 587b56f6..980a7d62 100644
--- a/include/std/unordered_map.hpp
+++ b/include/std/unordered_map.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_STD_UNORDERED_MAP_H__
 #define __FENNIX_KERNEL_STD_UNORDERED_MAP_H__
 
diff --git a/include/std/utility.hpp b/include/std/utility.hpp
index f371090b..12814c47 100644
--- a/include/std/utility.hpp
+++ b/include/std/utility.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_STD_UTILITY_H__
 #define __FENNIX_KERNEL_STD_UTILITY_H__
 
diff --git a/include/std/vector.hpp b/include/std/vector.hpp
index d55825d8..ecb81e09 100644
--- a/include/std/vector.hpp
+++ b/include/std/vector.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_STD_VECTOR_H__
 #define __FENNIX_KERNEL_STD_VECTOR_H__
 
diff --git a/include/stddef.h b/include/stddef.h
index bfe20a96..f346b21e 100644
--- a/include/stddef.h
+++ b/include/stddef.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_STDDEF_STUB_H__
 #define __FENNIX_KERNEL_STDDEF_STUB_H__
 
diff --git a/include/stdint.h b/include/stdint.h
index 34e75da3..e03e3bec 100644
--- a/include/stdint.h
+++ b/include/stdint.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef _STDINT_H
 #define _STDINT_H
 
diff --git a/include/stdio.h b/include/stdio.h
index b6d4e391..732ac6dc 100644
--- a/include/stdio.h
+++ b/include/stdio.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef _STDIO_H
 #define _STDIO_H
 
diff --git a/include/stdlib.h b/include/stdlib.h
index 9d6d5ac7..3d95cab2 100644
--- a/include/stdlib.h
+++ b/include/stdlib.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef _STDLIB_H
 #define _STDLIB_H
 
diff --git a/include/string.h b/include/string.h
index 94becaee..2834743f 100644
--- a/include/string.h
+++ b/include/string.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef _STRING_H
 #define _STRING_H
 
diff --git a/include/string.hpp b/include/string.hpp
index d07e1476..771861fb 100644
--- a/include/string.hpp
+++ b/include/string.hpp
@@ -1,2 +1,19 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #pragma once
 #include <std/string.hpp>
diff --git a/include/strings.h b/include/strings.h
index e445ee89..ecb4e583 100644
--- a/include/strings.h
+++ b/include/strings.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef _STRINGS_H
 #define _STRINGS_H
 
diff --git a/include/symbols.hpp b/include/symbols.hpp
index 3af7236e..78699b81 100644
--- a/include/symbols.hpp
+++ b/include/symbols.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #pragma once
 #include <types.h>
 
diff --git a/include/sys.h b/include/sys.h
index 65ab8dfc..e6963627 100644
--- a/include/sys.h
+++ b/include/sys.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_SYSTEM_H__
 #define __FENNIX_KERNEL_SYSTEM_H__
 
diff --git a/include/sys/stat.h b/include/sys/stat.h
index 1bee73b4..2ff2d38c 100644
--- a/include/sys/stat.h
+++ b/include/sys/stat.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef _SYS_STAT_H
 #define _SYS_STAT_H
 
diff --git a/include/sys/time.h b/include/sys/time.h
index ef9ed6b9..eb48b447 100644
--- a/include/sys/time.h
+++ b/include/sys/time.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef _SYS_TIME_H
 #define _SYS_TIME_H
 
diff --git a/include/sys/types.h b/include/sys/types.h
index 62d25219..447b6e11 100644
--- a/include/sys/types.h
+++ b/include/sys/types.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef _SYS_TYPES_H
 #define _SYS_TYPES_H
 
diff --git a/include/syscalls.hpp b/include/syscalls.hpp
index 0a4c1e68..74b773e2 100644
--- a/include/syscalls.hpp
+++ b/include/syscalls.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_SYSCALLS_H__
 #define __FENNIX_KERNEL_SYSCALLS_H__
 
diff --git a/include/targp.h b/include/targp.h
index eba84070..4f5a395d 100644
--- a/include/targp.h
+++ b/include/targp.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef TinyArgumentParser_H__
 #define TinyArgumentParser_H__
 
diff --git a/include/task.hpp b/include/task.hpp
index fa4c50ec..73aa47fe 100644
--- a/include/task.hpp
+++ b/include/task.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_TASKING_H__
 #define __FENNIX_KERNEL_TASKING_H__
 
diff --git a/include/time.hpp b/include/time.hpp
index 18007d9d..72cdbaf5 100644
--- a/include/time.hpp
+++ b/include/time.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_TIME_H__
 #define __FENNIX_KERNEL_TIME_H__
 
diff --git a/include/types.h b/include/types.h
index f91952a6..b95df2a4 100644
--- a/include/types.h
+++ b/include/types.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_TYPES_H__
 #define __FENNIX_KERNEL_TYPES_H__
 
diff --git a/include/uart.hpp b/include/uart.hpp
index 8f56bb52..5648c516 100644
--- a/include/uart.hpp
+++ b/include/uart.hpp
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_UART_H__
 #define __FENNIX_KERNEL_UART_H__
 
diff --git a/include/unistd.h b/include/unistd.h
index 3c78d05e..fd50c1ec 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef _UNISTD_H
 #define _UNISTD_H
 
diff --git a/include/vector.hpp b/include/vector.hpp
index 12d0bc7a..fceebaa8 100644
--- a/include/vector.hpp
+++ b/include/vector.hpp
@@ -1,2 +1,19 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #pragma once
 #include <std/vector.hpp>
diff --git a/include/wchar.h b/include/wchar.h
index a045c6f9..9fb14d0e 100644
--- a/include/wchar.h
+++ b/include/wchar.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef _WCHAR_H
 #define _WCHAR_H
 
diff --git a/kernel.h b/kernel.h
index 360566a5..e9c0f7b8 100644
--- a/kernel.h
+++ b/kernel.h
@@ -1,3 +1,20 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 #ifndef __FENNIX_KERNEL_KERNEL_H__
 #define __FENNIX_KERNEL_KERNEL_H__
 
diff --git a/syscalls.h b/syscalls.h
index 2af2a1d7..3a9a0c6f 100644
--- a/syscalls.h
+++ b/syscalls.h
@@ -1,3 +1,35 @@
+/*
+   BSD 3-Clause License
+
+   Copyright (c) 2023, EnderIce2
+   All rights reserved.
+
+   Redistribution and use in source and binary forms, with or without
+   modification, are permitted provided that the following conditions are met:
+
+   1. Redistributions of source code must retain the above copyright notice, this
+      list of conditions and the following disclaimer.
+
+   2. Redistributions in binary form must reproduce the above copyright notice,
+      this list of conditions and the following disclaimer in the documentation
+      and/or other materials provided with the distribution.
+
+   3. Neither the name of the copyright holder nor the names of its
+      contributors may be used to endorse or promote products derived from
+      this software without specific prior written permission.
+
+   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+   DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+   FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+   SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+   CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+   OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
 #ifndef __FENNIX_KERNEL_SYSCALLS_LIST_H__
 #define __FENNIX_KERNEL_SYSCALLS_LIST_H__