The Open On-Chip Debugger
Z80 shared library including some nice test-projects
An open source filesystem library
UNIX/LINUX and legal homebrew software on the xbox360 gaming console
Pattern-based multi/many-core parallel programming framework
A UNIX-like kernel for the i386 architecture
AOSP-based Operating System (On phone tap on "Try to download anyway")
Graphics mode console I/O for the TRS-80 Color Computer
Complete, Fast, Accurate, Game Boy/CGB/SGB Emulator.
A new simple operating system