Mixxx is Free DJ software that gives you everything you need
Collaborative programmable music
R Package for Music Score and Audio Generation
An entire virtual orchestra in LV2 plugin format
MIDI Metronome using the ALSA Sequencer
Respin de Antix 23 orientada a la producción musical:
Respin de MX Linux 23 orientada hacia la producción musical
The Java Multitrack Audio Recording Software AudioChain
music composition and notation software, audio to midi converter
Perform dynamic tunings for realtime music.
The Java Musical Framework
Real-time audio synthesis engine and music programming language
patch editor for the E-MU Proteus 2000 synthesizer family
Java API for Musical Softwre
Open-Source Braille Music Notation Software