Open source software for live streaming and recording
Strawberry Music Player
Open source Spotify client that doesn't require Premium
The fre:ac audio converter project
A Desktop App for YouTube Music
LilyPond sheet music text editor
Mixxx is Free DJ software that gives you everything you need
Scrobble music all around the web!
A simple, fast, website analytics alternative to Google Analytics
R Package for Music Score and Audio Generation
SonoBus, a real-time network audio streaming collaboration tool
Audio server, programming language, and IDE for sound synthesis
An HTML5 danmaku video player
Audio converter and CD ripper for various formats
Audio Editor
Free open source speech synthesizer for Russian and other languages
An advanced drum machine with pattern-based programming
Audio Tag Editor
Virtual MIDI controller for Linux, Windows and OSX
Graphical editor software for many Boss and Roland effect & synth unit
JACK Audio Connection Kit Qt GUI Interface
MIDI libraries for Qt/C++
A fluidsynth Qt GUI Interface