scriptable game engine with built-in support for 2D graphics and sound
Multi scripts for CS:GO that do just about everything
Realtime 3D engine for game development
Highly portable Gameboy Color emulator
3D .NET engine for Windows, Linux, Mac
Lightweight framework for old-school RPG GUI in web!
Make robots for MediaWiki-powered sites!
Create units and attacks for Wesnoth!
Cross-platform C framework very compact libraries and tools.
2D game creation software
A free, open-source texture packing program.
C++ Framework for slot machine games
The Flixel Power Tools are a set of plug-ins for Flixel 2.5+
Custom Minecraft network
Simple C++ library for path manipulation
StarlingPunk is a framework built on top the Starling library
Code Difference report
Programming Game, A Practice Tool for Building Intelligent Things
Collection of scanned/digitized books, tutorials, and source code