AO RTOS is small real time OS based on Active Object concurrency model
A cute and educational x86 OS
OS-9/6809 compatible operating system for Tandy CoCo and Dragon
an MS-DOS compatible OS, written in Pascal and i8086 assembly
Indipendent distro uses inary package system. Sulin is roolling donkey
OS bootable from Linux,Windows and others partitions as auxiliary OS
A UNIX-like kernel for the i386 architecture
Mulithreading Arduno library
Reductively Architected Breviloquently Built Information Environment
Written in pure ASM and Exode with cloud computing in mind.
An indie, hobby operating system
Neptune is a kernel and operating system for x86 PCs.
A advanced graphical operating system.
An open source OS written in assembly.
Embedded Real-Time Operating System (RTOS)
A new OS
Custom firmware and IDE for the VEX Cortex Microcontroller
Crosos is a SubLinux Distribution
Project has been move to https://github.com/ciaa/Firmware