God is a Cube
A downloadable game for Windows, Mac OS X, and Linux
God is a Cube is a programming puzzle game where you control nanomachines (small robots), by creating powerful Artificial Intelligences made of graphical symbols.
See all solutions here:
Extract the zip wherever you want.
When asked for a login, write the name you want (or your official account name if you created one on the forums).
Look at the last news for more informations:
If you want to play other modes (very, very early WIP), look at the video:
And follow instructions here: