Free-to-play multiplayer version of the 8-bit classic M.U.L.E.
Adds Discord Functionality to Lands.
GameServer is a sophisticated, game server designed for online games
Odamex is a free, cross-platform, modern client-server Doom engine
Visual Basic 6 2D online adventure game engine
0 A.D. is a free, open-source, cross-platform real-time strategy game.
A 2D multiplayer space shooter game
A Endless running game set in desert filled with obstacles
LGSL (Live Game for PHP 5.4-8+: online status for various gameservers
An unmodified version of the MMORPG Impressive Title by KovuLKD
An online multiplayer real time strategy game
Alternative Teeworlds Client with many exciting features!
Private Online Game Launcher for Any kind of Game
oGame-like browser space realtime strategy game based on xNova
X3D Prototypes for the SMUOS Component
Super Smash Flash 2 is the most must-play battle game with 28 classic
Multi scripts for CS:GO that do just about everything
Computer-assisted miniature tank game.
Re-imagining of Jetpac with online multiplayer
JAVA websocket implementation for a bomberman-like game
MMORP Game for Russian players.
Grepolis utility
A statistics collection and tracking tool for Mechwarrior Online (R)