Open Source MMORPG Framework
Lutris desktop client in Python
Framework for producing web-based database applications
Arianne is an engine to develop multiplayer online games like Stendhal
ek- of wkvoetbalmanager
Online War system for IL-2 Sturmovik and Iron Front in ArmA 2
A planetarium software that shows a 3D simulation of the night sky
A fun realistic multiplayer free-and-open-source first-person-shooter!
GEDKeeper - opensource and crossplatform genealogy management program
LSJ-Server-Terra (Java Multipurpose Sever connected with MariaDB)
LGSL (Live Game for PHP 5.4-8+: online status for various gameservers
Tool for managing a kendo tournament
Free and open source Avatar Webgame made by Vietnam
Teach your students how to figure out tricky texts in any language.
VenenuX's development and software contender
Playing Go with web-based turn-based Go server
Organizes and searches user-defined items and images in a MySQL DB.
oGame-like browser space realtime strategy game based on xNova
A suite of tools for any RPG system
Dark Age of Camelot server emulator