Hungry Hero is an open source Flash game built on Starling Framework.
An Animated 2D Game in the Turbo Compiler.
Create your own animated characters for games with ease!
A lightweight HTML5 Game Engine
Pear3DEngine is a modern and modular 3D development framework
C-Lesh is a game programming language for 2D games.
Phobos editor is a generic resource editing system.
An extensible development framework for roleplay games.
Open Source Virtual World and MMOG Development Platform
DiaT is a Textadventure
cross-platform 2d game engine
AdventureMap peripherals for ComputerCraft
Powerful html5 & javascript library for creating applications & games.
The classic intelligent role playing game
Formerly CraveJs, it's for creating JavaScript applications and games.
Create your own online real-time browser-based MMO in your website
A cross-platform OpenGL based lightweight scenegraph library
Cross-platform 2D game engine