Games
1. No Gravity
This space-based arcade shooter takes players to the year 8002 where they must complete a variety of missions. Related, but not free, games are also available for Android and iOS.
Operating System: Windows, Linux, OS X.
2. Scorched3D
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Scorched3D is a modern take on the DOS game Scorched Earth, and it's noteworthy for its excellent graphics. You can play in single-player mode or connect to one of the many online servers for multi-player action.
Operating System: Windows, Linux, OS X
3. SuperTux
SuperTux is a lot like the old Mario Bros. games, but with Tux the Linux penguin as the hero. It's a 2D side-scrolling platform game with nine different bad guys and 26 levels to play.
Operating System: Windows, Linux, OS X.
4. Those Funny Funguloids
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This one-of-a-kind game challenges players to collect mushrooms in space. The website proclaims, "Never before has collecting mushrooms been this mildly entertaining. At least not in outer space. It's more of a lifestyle than a game, really."
Operating System: Windows, Linux.
5. Scrabble 3D
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With this variation of Scrabble you can choose your own board—the classic version, Superscrabble, 3D Scrabble or your own custom board. Play against the AI or connect to an online server for multi-player games.
Operating System: Windows, Linux, OS X.
6. Fish Fillets NG
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In this puzzle game, players must try to find a safe way out of each of the 70 levels. Along the way, fish and other underwater residents offer humorous commentary on the user's progress.
Operating System: Windows, Linux, OS X.
7. Frozen Bubble
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One of the oldest bubble shooter games around, Frozen Bubble features Tux the Linux Penguin and more than 100 levels for single-players. You can also play against two to five other players via a LAN or the Internet.
Operating System: Windows, Linux.
