Android, DOS, FirefoxOS, Linux, MacOS and Windows all in one..
An indie, hobby operating system
Small real time operating system for AVR and ARM microcontrollers
What you see, is what you get! GNU/Linux Arch Based Distro
Embedded Operating System
Embedded Real-Time Operating System (RTOS)
A new OS
Crosos is a SubLinux Distribution
Project has been move to https://github.com/ciaa/Firmware
Hard Real-Time OS compliant to the Osek/Vdx standard.
Nanux Kernel
Real Experience Operating System
Danja Operating System
Mayax is a 32-bit hobby OS with windows style GUI.
An operating system based upon the MOSA kernel.