A Simple Unix-like operating system

A UNIX-style Operating System for the Waikato RISC Architecture Microprocessor (WRAMP)

A UNIX-like kernel for the i386 architecture

Operating system for x86_64 based around a "keep it simple and make it work" philosophy.

Dennix is a unix-like hobbyist operating system written from scratch.

A mini Unix-Like OS kernel

A hobby operating system I've been building. Please refer to the 'rewrite' branch to see the ongoing rewrite.

An exokernel for the raspberry pi 3.

The Keyronex Operating System

MidnightBSD OS source code

My retro programming projects for some targets including the Amstrad PCW, the CP/M operating system and the Z80 cpu. Includes a Small-C compiler, Z80 assembler, text editor, graphics, Unix-like shell...

A collection of 68k computer projects, including a unix-like operating system written in C that runs on them

2.11BSD_X44. A 2.11BSD that implements 4.4BSD's (Lite 2) vm and vnodes

Exokernel is one of the major sources for container and library OS techniques.

Unix-like shell for the CP/M operating system & the Z80 CPU.

A unix like kernel

ctOS is a bit 32 bit Unix-like operating system that I developed as a toy project

BlaanSh is a Unix-like shell built by @awbx and @os-moussao.

A POSIX RISC-V OS kernel written in C23, featuring preemptive priority scheduling, virtual memory, tiered allocators, time management, modular device drivers, with support for ELF and VirtIO-GPU.

The chaotix operating system! (Previously known as Magma or Psychix)