Small & simple MP3 tag editor.
Replace the Finder with Total commander equivalent.
digital video editing (use software update)
Analyze & adjust MP3/AAC files to have same volume.
for MIDISPORT 1x1, 2x2, 2x4, 4x4, and MIDISPORT Uno USB
Add DSP effects to any Mac application with audio content.
software synthesizer
Get a collection of loops by Norman Cook aka Fatboy Slim.
Play and record sounds in various formats.