This was initially made with the sdk, but now that the source is released this'll be a thread to watch!
http://forum.xda-developers.com/showthread.php?t=1328339
|Alpha-0.1.1| |11-11-11| ICS for EVO 4g
http://forum.xda-developers.com/showthread.php?t=1328339
|Alpha-0.1.1| |11-11-11| ICS for EVO 4g