Pear3DEngine is a modern and modular 3D development framework
Fast and easy-to-use pathfinding library for grid-based games
OpenCV library wrapper for Lua language
Karaoke effects creation tool with ASS and Lua.
Open-source first-person RPG with procedurally generated elements
Crossplatform stack calculator with very fast usage.
Lua Editor
Plugin for MySQL Workbench creates rails 3.x files from schemata
Pulmo, a game where your a jellyfish!
Lua interpreter and API for .NET
A complete 2D Game Engine with built in drag and drop editor