[cmang]

These guys are selling new Apple II software, too -- Apple II DMS Drummer Software:

http://www.8bitweapon.com/store.htm

It is a sample-based music sequencer, which is fairly amazing considering the audio hardware in the Apple II was only capable of producing a "click" when a bit of memory got poked. (Getting that clicker to play back waveforms is all a matter of clicking at the right times.)