Analyzes and adjusts the volume of MP3 files
A high quality MP3 encoder
Software oscilloscope using Python and tkinter
What's inside your mp3 files REALLY ?
Audio spectrum visualiser in 3D for Linux
Spectral Analysis and Synthesis of Sounds
Check a standard MIDI file for errors
Software oscilloscope using Python and tkinter
Zwicker's Loudness Calculation (ISO532B) Tools