Analyzes and adjusts the volume of MP3 files
A free multi-track audio editor and recorder
Linux Studio Plugins Project
PC based Oscilloscope and Spectrum analyzer using sound card
audio to midi converter for solo wind instruments, plus tuner
Continuous display of audio spectrum from PC input or wave file
A high quality MP3 encoder
What's inside your mp3 files REALLY ?
Virtual Sound Level Meter for analyzing calibrated sound files
Zwicker's Loudness Calculation (ISO532B) Tools