SteamOS is a Debian-based Linux operating system by Valve Corporation and is the primary operating system for Valve's Steam Machine video game console.

DJL is an open-source (GPL) game manager written in Python.

Junk Jack is an action-adventure sandbox video game.

Killing Floor is a co-op survival horror game.

Alien Swarm is a freeware multiplayer top-down shooter video game.

Indie Royale was a series of game bundles similar in concept to the Humble Bundle.

Linux Game Server Managers is a software to manage game servers on Linux.