xBRZ: "Scale by rules" - high quality image upscaling filter by Zenju
A cross-platform, multimedia interpreter for TADS adventure games.
An End-To-End, Lightweight and Flexible Platform for Game Research
DarkForest, the Facebook Go engine
C++ game libraries plus server.
Old School gaming tool for GMs of AD&D/OSRIC.
Hungry Hero is an open source Flash game built on Starling Framework.
A libgdx pinball game.
An 8 bit emulator created on the scratch, including an assembler.