Open source Spotify client that doesn't require Premium
The fre:ac audio converter project
Cross-platform Audio Visualizer
Synchronous multiroom audio player
Navigable waveform built on Web Audio and Canvas
An open source and free music notation software
SonoBus, a real-time network audio streaming collaboration tool
LilyPond sheet music text editor
A modern and transparent way to use Windows VST2, VST3 and CLAP plugin
Mixxx is Free DJ software that gives you everything you need
Scrobble music all around the web!
Javascript audio library for the modern web
The music player of today
Trying to be a robust, user-friendly and hackable music player
Audio server, programming language, and IDE for sound synthesis
A simple, fast, website analytics alternative to Google Analytics
Free open source speech synthesizer for Russian and other languages
Audio Editor
Play mechanical keyboard sounds, typewriter sound as you type
Free all in one audio/video ffmpeg batch encoder
Icecast and Shoutcast broadcasting client
Audio converter and CD ripper for various formats
Free CD and DVD burner