Source of Mana is a unique 2D MMORPG
Visual Basic 6 2D online adventure game engine
Odamex is a free, cross-platform, modern client-server Doom engine
Extra image set for Crossfire RPG Game
An unmodified version of the MMORPG Impressive Title by KovuLKD
Alternative Teeworlds Client with many exciting features!
New version of PTkEI2, the cross-platform GUI client for Wolfpack Empi
Free MMORPG
Updated client for Battletech MUX game servers
C/C++ , PHP, PYTHON, 3D ENGINES, CHROME NATIVE CLIENT
Text Browser-Based MMO is a project with with forum integration.
QuakeWorld client ported to OS/2
Easily create Unturned servers with little computer knowledge.
Star Trek Web browser game
The original Xivio.com World Server Core
Open Source Virtual World and MMOG Development Platform
Proxy for games that emulates network conditions like ping and lag.
EPIC is an indepth Multiplayer Strategy RPG Web Game
A multiplayer First-Person-Shooter game built in Java 3D