Hauptwerk Software and the Practice Organ Hauptwerk is a software package that permits a musician to play a digitally-sampled pipe organ by means of a keyboard equipped with midi connections. Many electronic home organs have this capability, and the sound that results will normally be a great improvement.  The most concise way to summarize Hauptwerk’s capabilities can be found here in its Wikipedia entry. (GrandOrgue, described here, is another version of virtual organ software.) This...