An educational operating system written in C#
Kestrel is an experimental kernel runs on i386
An open source OS written in assembly.
A small operating system, compatible with MS-DOS, written in assemly
A new OS
How to Make a Computer Operating System in C++
New Generation Smart GRID-Decentralized Operating System
Crosos is a SubLinux Distribution
Lightweight Linux distro for penetration testing
A Linux Operating System based off of openSUSE
A XUbuntu Based Distro
A rethinking of the Operating System Ecosystem.
neos, a new OS to the world!