Real Time Strategy game engine supporting early Westwood classics
Chess Database and PGN viewer
A modern, cross-platform Quake game engine based on FitzQuake.
3D Engine c++
A cross-platform port of Hexen II game.
GemRB is a portable open-source implementation of the Infinity Engine
Arianne is an engine to develop multiplayer online games like Stendhal
A MUD client for Android, iOS, Linux, Mac OS X and Windows
Android, UIQ 3.0, Series 60 Edition 5 open-source software
INSTEAD - Simple Text Adventure Interpreter.
Game engine supporting many 3D/2D formats and graphic effects
Cross-platform real-time strategy game (3D)
JavaScript framework to build game engines, games, emulators and apps
3D Multiplayer Hover Soccer
General Purpose Engine for Graphic Adventures.