Browsix is a Unix-like operating system for the browser.

A Unix-style personal search engine and web crawler for your digital footprint.

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

A Simple Unix-like operating system

Experimental free and open-source PlayStation 4 kernel

An x86 monolithic kernel and operating system written in modern C++. Comes with in-house graphical applications and command line utilities, plus ports of existing software. And yes, it runs DOOM!

A UNIX-like kernel for the i386 architecture

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

GeckOS version 2, a multi-tasking and multithreading operating system for the 6502

Escape is a UNIX-like microkernel operating system that runs on x86, x86_64, ECO32 and MMIX.

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

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...

🦠 µnix is a UNIX-like operating system

MidnightBSD OS source code

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

Command line tool to print a textual gantt chart from specially formatted input.