A high quality MP3 encoder
Analyzes and adjusts the volume of MP3 files
Linux Studio Plugins Project
A free multi-track audio editor and recorder
PC based Oscilloscope and Spectrum analyzer using sound card
Multiplatform GUI of MP3Gain which adjusts volume of MP3 files
Free DJ software: everything you need to perform live mixes
Automatic audio RMS normalizer & splitter
C++ class library for sound analysis, synthesis, and morphing
Snd is a sound editor
Continuous display of audio spectrum from PC input or wave file
Live analysis of pitches, harmonics, chords, and keys.
lmms projects builder and tagger
audio to midi converter for solo wind instruments, plus tuner
Audio measurement sfotware
Sound Editor for KDE
Strobe Tuner for Windows
What's inside your mp3 files REALLY ?
Analyze and reassemble TS (mpeg transport stream) fragments