Reactive extensions for Unity
Updated emulator of Forgotten Realms: Unlimited Adventures
TX Library is a tiny graphics library for Win32 written in C++.
Game engine supporting many 3D/2D formats and graphic effects
You can make it - Open Source MMORPG Platform
ThinkPHP Framework
INSTEAD - Simple Text Adventure Interpreter.
Cross-platform 2D and 3D game engine
Orx: Portable Game Engine
ReShade is a generic post-processing injector for games and videos.
A free 3D game engine to create games and realtimes scenes for Windows
Java Settlers
3D Web UI, Embed Web and Flash in 3D Games, based on WebKit
Free and Open Game Programming Language for Windows and GNU/Linux
An isometric arcade-style game of skill, puzzles and exploration
An Animated 2D Game in the Turbo Compiler.
C/C++ , PHP, PYTHON, 3D ENGINES, CHROME NATIVE CLIENT