Blacknova Traders - - Multi-player space exploration and strategy game (PHP) [GPL].
BMTron - - Multi-player tron light cycles game for 1-4 players with teamplay mode. (Java) [GPL.
Legend of the Green Dragon - - A remake of the classic BBS Door game, Legend of the Red Dragon (aka LoRD) by Seth Able Robinson. It is written in PHP, using a MySQL backend, the game's source code is licensed under the GNU GPL.
phpRPG - - A multiplayer fantasy roleplaying game driven by PHP and MySQL, with aims to develop a web-based game engine which shares common qualities between multiple user dungeons (MUDs), paper and pen RPGs and computer RPGs. [GPL.
Quantum Star: Generations - - A space strategy game involving Mining, Combat, Exploration, Planets and Clans played in real time. (PHP/SQL) [AGPL.
SpyWar - - SpyWar is an online strategic game in development phase. (PHP, PostgreSQL) [Linux] [GPL] {status: halted.
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