A simple and easy-to-use library to enjoy videogames programming
Open source HTML5 game framework that offers WebGL and Canvas
Desktop/Android/HTML5/iOS Java game development framework
Tivi is a work-in-progress TV show tracking Android app
An Android application for browsing video games
Examples of procedural geometry for Unity3D C#
Source of Mana is a unique 2D MMORPG
Asphyre is a cross-platform framework for Delphi and FreePascal.
The Atomic Game Engine is a multi-platform 2D and 3D engine
Open-source, cross-platform, C++ game engine for creating 2D/3D games
Modern AS3 Game Engine
Egret is a brand new open mobile game and application engine
LEGADEE (LEarning GAme DEsign Environment)