Real Time Strategy game engine supporting early Westwood classics
RTS game with the theme of Strategy by Design
Chess Database and PGN viewer
A modern, cross-platform Quake game engine based on FitzQuake.
A cross-platform port of Hexen II game.
3D Engine c++
GemRB is a portable open-source implementation of the Infinity Engine
A MUD client for Android, iOS, Linux, Mac OS X and Windows
INSTEAD - Simple Text Adventure Interpreter.
Android, UIQ 3.0, Series 60 Edition 5 open-source software
Game engine supporting many 3D/2D formats and graphic effects
General Purpose Engine for Graphic Adventures.
Cross-platform real-time strategy game (3D)
JavaScript framework to build game engines, games, emulators and apps
NES/Famicom emulator based on FCE Ultra.
Easily generate cue sheets for CD images with compressed audio tracks.
Defeat all the beasties to claim victory!
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
3D space trading and combat game
A cross platform Lua based game engine
Free MMORPG