A free multi-track audio editor and recorder
Analyzes and adjusts the volume of MP3 files
Multiplatform GUI of MP3Gain which adjusts volume of MP3 files
PC based Oscilloscope and Spectrum analyzer using sound card
Free DJ software: everything you need to perform live mixes
lmms projects builder and tagger
A high quality MP3 encoder
A unified display of relevant technical and tag data for A/V files
This program removes clicks, pops and bitrots from audio files
C++ class library for sound analysis, synthesis, and morphing
projectM, a MilkDrop compatible opensource music visualizer
An Interactive Source Separation Editor
9-Octave Chromatic Tuner