This is the first alpha release, all the basic features should be working though. You can build and program your robot, all of the basic parts and programming tools are there. There are two arena maps where you can race or fight yours or your friends robots. Take the first challenge to play through the tutorial. More programming tools, parts, arenas and challenges will be added in upcoming versions after initial bugs are found and squashed. Please use the bug report feature on the main page to report any bugs you find or suggest any features.