05k0nz's legacy is safe
Eva.js is a front-end game engine for creating interactive projects
Open Source MMORPG Framework
Unity3D Client And C# Server Framework
Online War system for IL-2 Sturmovik and Iron Front in ArmA 2
A frontend for Mupen64Plus
Chess Database and Toolkit program
Chess Database and PGN viewer
FlightGear Flight Simulator: free open-source multiplatform flight sim
Arianne is an engine to develop multiplayer online games like Stendhal
Your collection, your way
A LinuxSampler Qt GUI Interface
Colonize the New World.
GM tool for the RPG game "Legend of the Five Rings" 4th edition
A planetarium software that shows a 3D simulation of the night sky
Opengate is a Jumpgate remake
LEDSpicer a LED Animator and Controller for Linux
A fun realistic multiplayer free-and-open-source first-person-shooter!
GEDKeeper - opensource and crossplatform genealogy management program
Reliably notify people at the right time, based on the conditions they
Horse racing simulation
Retro style, multi-platform soccer game