Software development for 4Mb portable, using Z80 CPU and AA batteries
amforth is an extendible interpreter on microcontrollers
AO RTOS is small real time OS based on Active Object concurrency model
Building and running ancient Linux on Windows
OS bootable from Linux,Windows and others partitions as auxiliary OS
UNIX/LINUX and legal homebrew software on the xbox360 gaming console
64-BIt Operating System with Compiler
a very fast full system simulator
Custom firmware and IDE for the VEX Cortex Microcontroller
Project has been move to https://github.com/ciaa/Firmware