Good-looking and addictive OpenSource games
Flipping squares will never be the same
scriptable game engine with built-in support for 2D graphics and sound
distraction-less card game
starrydb is game server engine
Text-based adventure game
3D .NET engine for Windows, Linux, Mac
Educational Software for children aged 2 to 10.
Java Gamepad API for multiple platforms
Complete, Fast, Accurate, Game Boy/CGB/SGB Emulator.
C-Lesh is a game programming language for 2D games.
Modular Minecraft server plugin - commands, events, ...
An 8 bit emulator created on the scratch, including an assembler.
fiftyfifty is a programming language and game