A fun realistic multiplayer free-and-open-source first-person-shooter!
tour based strategic game
LGSL (Live Game for PHP 5.4-8+: online status for various gameservers
Ur-Quan Masters High Definition
Free MMORPG
oGame-like browser space realtime strategy game based on xNova
C/C++ , PHP, PYTHON, 3D ENGINES, CHROME NATIVE CLIENT
Cosmos Tycoon is a open source transport simulation browser game.
A simple port of a Pascal version of TradeWars
A collection of all maps and games made for the TripleA game engine
a Human and Artificial Intelligence Network
A simple 2D-Chess
a PHP based leaderboard software for Battlefield 4
Java decentralized cross-platform network multiplayer game engine