Free Open Source Kart Racer

SuperTuxKart (STK) is a fast and fun kart racing game that you can play with kids, parents or significant women in your life. STK is completely free and open source. The latest major version was released last month, so start start your tinkering.

Try it Today
Current Roadmap
For Developers
Making Karts
Making tracks
Using Blender as a map editor


*Appropriate for ages 5+
*Over 20 tracks and battle arenas
*Weapons, obstacles, and powerups
*Split-screen multiplayer support for up to 4 players
*Many game modes
-Grand Prix 
-Single Race 
-Time Trial 
-3-Strikes Battles 

*Funny characters
*Available on GNU/Linux, Windows, MacOSX, FreeBSD, Solaris
*Bullet physics
*Built using the Irrlicht game engine
*Supports gamepads (the xbox360 controller works great)

You can join the community and start coding, making art, music, animations, designing new karts and tracks and bug testing. They are looking for help adding new game modes, individualized physics for each kart, adding AI to battlemode and getting internet multiplayer working. They want to polish up the art style and make it more consistent and adding new sfx, textures, and models.
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Its great!

EDIT: 1 known glitch -- Controls stop working properly on Sands race (in pyramid) when user fails to boost with perfect green-go action.
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Yeah, they've done an excellent job. I just beat the game in story mode on novice and I'm having a lot of fun. I'm thinking about making a track.

They are looking for new developers and bug testers. You should consider making a bug report for the site.

You can report bugs on the mailing list

or here

Here's their roadmap
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