Open source software for live streaming and recording
Strawberry Music Player
Open source Spotify client that doesn't require Premium
A Desktop App for YouTube Music
The fre:ac audio converter project
LilyPond sheet music text editor
SonoBus, a real-time network audio streaming collaboration tool
Scrobble music all around the web!
Audio server, programming language, and IDE for sound synthesis
R Package for Music Score and Audio Generation
Mixxx is Free DJ software that gives you everything you need
A simple, fast, website analytics alternative to Google Analytics
An HTML5 danmaku video player
Audio converter and CD ripper for various formats
Free open source speech synthesizer for Russian and other languages
Audio Editor
Play music online. With friends. For free.
Free professional video converter Windows|Mac|Linux
application to learn classical score notation.
A simple podcast aggregator.
Sample based piano virtual instrument
ARAS is a free broadcast automation system
Effect Panel is a small software to play sounds on live performances
United Open-libraries of Sound: United methods for open-source audio