Archive of Operating Systems mission is saving the great job of many great people whose created Open Source and/or Freeware operating systems.

The archived systems are based on Linux, BSD, DOS, Solaris, and other, independent technology. Read more…

A fast and lightweight Linux distro for ChromeOS devices. GalliumOS delivers a complete Linux environment with…
June 24, 2022

A very mall in size operating system, written in assembler, and based on MikeOS and MikeBASIC ported by Neville…
June 22, 2022

An open source, fast and secure operating system offered as a replacement for Windows and macOS. OS108 is built on the…
June 20, 2022

The Acorn’s version of Unix. Unlike Arthur and RISC OS, RISC iX was a true multitasking operating system. RISC iX was…
June 17, 2022

A proprietary operating system of CDC in close relation to the well-renowned MULTICS operating system of MIT. It is a virtual…
June 15, 2022

A Linux distribution to research fast package management. distri is a proof-of-concept implementation of the simplest…
June 13, 2022

A live operating system based on Arch Linux that is heavily configured for privacy, security and anonymity…
June 10, 2022

NOS (Network Operating System) – a proprietary, time-sharing operating system written by Control Data Corporation in…
June 8, 2022

A Linux distribution, which is based on Ubuntu and is specialized in the automatic construction of high-performance…
June 6, 2022

An experiment to show if an Operating System (OS) can be both small and provide a relatively powerful platform for…
June 3, 2022