Browse free open source Music Composition software and projects for Windows below. Use the toggles on the left to filter open source Music Composition software by OS, license, language, programming language, and project status.
Leadsheet notation with auto-generated playback, improvisation advice
Free music notation & composition software
An algorithmic music composition system
LilyPond sheet music text editor
An open source and free music notation software
Linux MIDI arpeggiator, phrase generator and controller LFO
Versatile algorithmic random music generation software written in Java
A music tracker software for Windows.
ScoreDate is a software to learn music reading and ear training
An automatic sample librarian tool for musicians
music composition and notation software, audio to midi converter
Featureful native Commodore 64 music tracker with MIDI/XM converter
A customized version of Audacity
Type in chord progressions, and hear them played on guitar
Text-based chiptune creator
An Internet Browser Based Piano and Drum kit Software
Fruityloops clone with sound samples using Fmodex lib
A music score editor
Give the chord progression and a style and jchordbox generates a song.