Easily find and remove duplicates from a music collection
Check a standard MIDI file for errors
Vibrato Toolbox: Parametric Analysis of Musical Vibrato
Thérémine generates high quality audio from an USB Arduino Theremin
Identify duplicate songs based on track metadata (ID3, etc)
voice enpoint detect study project
Virtual Sound Level Meter for analyzing calibrated sound files
Software oscilloscope using Python and tkinter
Recommends music based upon your current taste.
Audacity AudioMonitor (customized version of of Audacity 1.3-13-b).
GTTM Explorer
Zwicker's Loudness Calculation (ISO532B) Tools