Improved version of the X-Ray Engine, the game engine
DeSmuME is a Nintendo DS emulator
KlayGE is a cross-platform open source game engine
A cross-platform 2D game engine
Retro Games in Gym
The event based Real-Time Operating System (RTOS) for Arduino
Children's learning programming language Karel the Robot in 3D
Based on the raedwulf-et project
A Marathon (first-person shooter) engine with enhanced features
Solve 9x9 Sudoku Puzzles Using A Command Line Utility
Game engine for playing tomb raider 1 - 5 levels.
scriptable game engine with built-in support for 2D graphics and sound
3D video music media player lyrics subtitles etc...
Open-DIS implements the IEEE DIS protocol in multiple languages.
Fast and robust map analyser for Brood War.
Sims 3 (and other) game package library
Bot for id Software's Wolfenstein 3D
Pontoon in c - source code and header file
The Atomic Game Engine is a multi-platform 2D and 3D engine