Most of the things you're looking for are already out there or are actively being discussed in threads if a definite answer doesn't yet exist. Searching is soooo much faster than posting and waiting/hoping. For a good collection of software cabs/info check out:
http://forum.ppcgeeks.com/showthread.php?t=5091
http://forum.xda-developers.com/showthread.php?t=319468