Flexible level editor
Map Pixel Art Generator for Minecraft
Xash3D FWGS engine
All Google Snake mods combined into one
Map generator for games
An easy to use tool to change the behaviour of your input devices
Open source simulation game based on Transport Tycoon Deluxe
Multi Theft Auto is a game engine
An OpenGL RTS game engine written in C
A community sourced database of game controller mappings
Google maps for block game
Source code repository of the FreeOrion project
TGMC: TerraGov Marine Corps, a SS13 mod
A companion for your LOTRO activities
Domination is a game that is a bit like the board game Risk
A multiplatform Flight Simulator
Colonize the New World.
GEDKeeper - opensource and crossplatform genealogy management program
Another clone of Rick Dangerous classic game
GPS track editor for editing tracks and planning (multiple) day tours
Cooperative multiplayer graphical RPG and adventure game
Pixel-art map visualizer for Minecraft
... the open-source glide computer