Look here for tunes to play on hiivelyplay:
Hivelytracker tunes (4 channels +)
http://www.hivelytracker.com/tunes/ and
Hivelytracker tunes on Modland
and
ahx tunes (4 channels)
AHX tunes on Modland
This is an interface to modland, a computer music module collection with ~ 380,000 files...