An Open Source DOS emulator to run old DOS games
An award-winning drawing program for children of all ages
A very efficient tutor.
An Ubuntu remix for both new and experienced Linux sophisticates
A modern, cross-platform Quake game engine based on FitzQuake.
A cross-platform port of Hexen II game.
A MUD client for Android, iOS, Linux, Mac OS X and Windows
0 A.D. is a free, open-source, cross-platform real-time strategy game.
Cooperative multiplayer graphical RPG and adventure game
INSTEAD - Simple Text Adventure Interpreter.
LDraw™ editor for LEGO® style digital building instructions.