The swiss army knife of lossless video/audio editing
Strawberry Music Player
A open source video to convert video from any format to modern codecs
An open source and free music notation software
The fre:ac audio converter project
LilyPond sheet music text editor
Dumb downloader that scrapes the web
Self-hosted audiobook and podcast server
Swift audio synthesis, processing, & analysis platform
Javascript audio library for the modern web
Plays & manages your music library. Looks beautiful & juicy
Collaborative programmable music
Mopidy is an extensible music server written in Python
Mixxx is Free DJ software that gives you everything you need
Small, fast & powerful console music player for Unix-like systems
R Package for Music Score and Audio Generation
A tool for transcoding lossless audio files
Free all in one audio/video ffmpeg batch encoder
Audio Tag Editor
Icecast and Shoutcast broadcasting client
An Audio/MIDI multi-track sequencer
Free media player with support for Youtube