An USB programmer for PIC, dsPIC, AVR, serial memories
The Open On-Chip Debugger
Open source disk encryption with strong security for the Paranoid
Building and running ancient Linux on Windows
Z80 shared library including some nice test-projects
amforth is an extendible interpreter on microcontrollers
A bleeding-edge, security-centric Arch-based Linux distribution.
AO RTOS is small real time OS based on Active Object concurrency model
Graphics mode console I/O for the TRS-80 Color Computer
SIMD macro assembler unified for ARM, MIPS, PPC and x86
a self-contained development environment for embedded systems.
Software development for 4Mb portable, using Z80 CPU and AA batteries
Collection of embedded softwares to control a telescope mount.
Scanning Probe Microscopy Controller and Data Visualization Software
UNIX/LINUX and legal homebrew software on the xbox360 gaming console
Prolog to C compiler with runtime for DOS, Windows and Raspbian