Gravit 0.5.0 is released! The previous version, 0.4.3 was released in 2005.
The source code is available on the website, but we're waiting on Apple to approve the OS X version on the Mac App Store.
Major changes are:
- Improved performance
- A new GUI interface
- Skybox rendering
See the ChangeLog for the full list of changes: http://gravit.slowchop.com/ChangeLog/