A lightweight OS kernel with SMP, paging, and basic IO, written in C++ and x86 Assembly.

• x86_64 architecture
• Limine bootloader
• SMP and AP boot
• GDT, per-CPU TSS, and IST
• IDT with exceptions and interrupts
• LAPIC and APIC support
• Spinlock
• Atomic operations
• 4-level paging (4KB/2MB/1GB)
• Thread-safe page map/unmap
• Bitmap frame allocator
• Serial (UART) console output
• Framebuffer text + ANSI color output

• Keyboard driver (PS/2, USB)
• PIT Timer interrupts
• Kernel panic and stack trace
• Scheduler
• Virtual memory management
• Memory protection and COW

• ELF loader
• Filesystem (FAT32, ext2, etc.)
• PCI/ACPI support
• Basic network stack (TCP/IP)
• IPC/event system
• Multitasking
• Userspace

• NASM
• A C++ compiler (GCC, Clang, etc.)
• LD
• Limine
• CMake
• QEMU (optional)

$ git clone --branch=v9.x https://github.com/limine-bootloader/limine.git
$ cd limine
$ ./bootstrap
$ ./configure
$ make
$ sudo make install

$ git clone --branch=v9.x-binary https://github.com/limine-bootloader/limine.git limine-binary
$ cd limine-binary
$ make
$ sudo make install

• Clone the repository

$ git clone https://github.com/Sid110307/Mesh.git
$ cd Mesh

• Build and run on QEMU

$ ./run.sh

MIT