The Open On-Chip Debugger
Open source disk encryption with strong security for the Paranoid
An USB programmer for PIC, dsPIC, AVR, serial memories
A bleeding-edge, security-centric Arch-based Linux distribution.
Z80 shared library including some nice test-projects
amforth is an extendible interpreter on microcontrollers
Software development for 4Mb portable, using Z80 CPU and AA batteries
Arduino Focuser, fully ASCOM complaint
RTOS for Secure, Safe and Real-Time Systems
FreeDOS is an open source DOS-compatible operating system
AOSP-based Operating System (On phone tap on "Try to download anyway")
High Speed Karlsruhe open automotive code initiative
PIC based weather station
operating system for Intel 8086 / 8088