A book that explore how to write an Operating System from scratch

539kernel is a simple x86 32bit educational kernel which has been written especially for the book "A Journey in Creating an Operating System Kernel" which is available freely on <https://539kernel.com>

A kernel written in Rust

16-bit Real Mode operating system made entirely in Assembly

An x86_64 hobbyist OS written in C and Assembly

A 64bit hobby operating system written in C++

A 16 bit operating system made from enthusiasts to enthusiasts with love

Hello world OS from scratch, a template for absolute beginners

My code for Baking Pi - Operating Systems Development online course by Cambridge University (Raspberry Pi 3 update)

A modular POSIX-like operating system created for educational purposes

A Unix/Linux like operating system

An AArch64 hobbyist OS for the Raspberry Pi 3 B+

Simple Light OS source repository

Tutorial: getting started with OS development in assembly and C/C++ (GCC) on Windows

x86 Homebrew'd Kernel

A Journey in Creating an Operating System Kernel: A book that teaches the reader how to create an operating system's kernel called 539kernel. You can read the book freely in https://539kernel.com/

Perfect UNIX clone that runs on x86 & x86_64 computers!

Simple x86 Operating System Kernel running in 32-bit protected mode that implements process management, multitasking, and memory paging, with a custom filesystem

NOS stands for "Not an Operating System" ;-)