Music Composition Software

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Browse free open source Music Composition software and projects below. Use the toggles on the left to filter open source Music Composition software by OS, license, language, programming language, and project status.

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  • 1
    Impro-Visor

    Impro-Visor

    Leadsheet notation with auto-generated playback, improvisation advice

    Impro-Visor® is a music notation tool for producing monophonic lead sheets, specifically intended to help the improviser. Chord symbols are used to generate backing tracks automatically. Improvisation advice exists in the form of note coloration, database of licks, and automatic lick generation from grammars. Grammars can be learned automatically from transcriptions. Styles can be edited and created by the user. Other features include generation of roadmaps for understanding keys and idiomatic chord progressions, chord voicing keyboard, MIDI and MusicXML export. See http://www.cs.hmc.edu/~keller/jazz/improvisor for general information, including tutorials. Support and additional resources are through the user group https://groups.yahoo.com/neo/groups/impro-visor/info. The most recent source code, since summer of 2015, is housed here: https://github.com/Impro-Visor/Impro-Visor This started when SourceForge was down for over one week during an active development period.
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    Downloads: 159 This Week
    Last Update:
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  • 2
    Rosegarden

    Rosegarden

    MIDI sequencer for Linux with music notation and audio

    The MIDI sequencer that features a rich understanding of music notation along with basic support for digital audio
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    Downloads: 68 This Week
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  • 3
    MuseScore

    MuseScore

    Free music notation & composition software

    MuseScore is a free and open-source music notation software designed for composers, arrangers, educators, and musicians of all levels. It allows users to write, edit, and print professional-quality sheet music with no limitations or subscription fees. MuseScore Studio supports a wide range of instruments and ensembles, from solo piano and guitar to full orchestras and choirs. The software is easy to learn while still offering powerful tools for advanced notation and score layout. With support for MIDI input and formats like MusicXML and MIDI, MuseScore integrates smoothly with other music software and workflows. Built by a global open-source community, MuseScore continues to evolve through active development and community contributions. Support MuseScore at http://musescore.org/en/donate
    Downloads: 46 This Week
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  • 4
    Psycle Modular Music Creation Studio
    Psycle is a Music tracker (like FastTracker 2 or Impulse Tracker) combined with plugin modularity. It supports its own plugin API, the VST2 plugin standard, and a tracker style sampler playback.
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    Downloads: 46 This Week
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  • 5
    SoundHelix

    SoundHelix

    Versatile algorithmic random music generation software written in Java

    SoundHelix is a free versatile Java framework for algorithmic random music composition. SoundHelix can generate random songs, play them (for example, on any number of MIDI devices or MIDI-capable software synthesizers) and is highly customizable using XML configuration. SoundHelix also allows writing the generated music as MIDI files. SoundHelix produces music that is actually enjoyable to listen to.
    Downloads: 26 This Week
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  • 6
    SID-Wizard

    SID-Wizard

    Featureful native Commodore 64 music tracker with MIDI/XM converter

    A featureful SID-music creation tool (tracker) for the Commodore 64. It includes many advanced effects and tools like keyboard-tracking, tempo-programs/funktempo, gateoff-table-pointers, filter-shift, SID-export, executable-export, MIDI/XM conversion and MIDI-input hardware, etc., etc. NOTE: I left SourceForge for reasons not ethical to mention here. You can find me and my further work at these locations: http://hermit.sidrip.com http://csdb.dk/scener/?id=18806 https://github.com/hermitsoft/
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    Downloads: 19 This Week
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  • 7

    BackupBand

    Music auto-arranger follows your chord changes live and plays along

    BackupBand is a music auto-arranger. It has a virtual drummer, bassist, and rhythm guitarist. These 3 "musicians" follow your chord changes live (as you play some MIDI instrument, such as a keyboard) and they play along with you in perfect time. It's like having a live rhythm section backing you up. The rhythm section knows how to play in 60 different styles such as Rock, Disco, HipHop, Heavy Metal, Reggae, Swing, various latin styles, etc. You can also create your own styles for them to play. The bassist plays a rickenbacker, fender precision, synth, and double (acoustic) bass. The guitarist plays a les paul, steel string, and nylon string. The drummer plays 6 kits. You can also create your own multi-sampled guitars, basses, and kits for them to play.
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    Downloads: 26 This Week
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  • 8

    nbo-plugins

    An entire virtual orchestra in LV2 plugin format

    The No Budget Orchestra Plugins are a collection of virtual (software) musical instruments. comprising a full, classical orchestra There are flute, piccolo, oboe, bassoon, clarinet, violin, viola, cello, contrabass, trumpet, trombone, tuba, french horn, and various percussion sections. The various sections include articulations. For example, the violin section can play legato, pizzicato, staccato, and tremulo. There are subgroups as well, for example Violins I and II. The plugins are in LV2 (Linux) format for use in Ardour, Muse, QTractoor, etc. They are available in 2 formats; a collection of LV2 plugins, and a collection of linux executables. The plugins can be loaded into a host program such as Ardour, Muse, QTractor, etc. The executables are standalone versions that contain both the samples, and the engine that plays them.
    Downloads: 55 This Week
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  • 9
    MusE - Linux Music Editor
    MusE is a Qt based audio/midi sequencer with editing and recording capabilities for linux.
    Downloads: 7 This Week
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  • 10
    QMidiArp

    QMidiArp

    Linux MIDI arpeggiator, phrase generator and controller LFO

    QMidiArp is a MIDI arpeggiator, phrase generator and controller LFO for ALSA and JACK. It can run multiple synchronized arpeggiators, LFOs and step sequencers. The modules are also available as LV2 plugins with Qt user interface. QMidiArp has been growing since june 2009 on top of Matthias Nagorni's original arp idea.
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    Downloads: 31 This Week
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  • 11
    Common Music

    Common Music

    An algorithmic music composition system

    Common Music (CM) is a real-time music composition system implemented in JUCE/C++ and Scheme. It generates musical output via MIDI, OSC, CLM, FOMUS and CSOUND. Its user application is called GRACE (Graphical Real-time Algorithmic Composition Environment)
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    Downloads: 4 This Week
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  • 12
    JChordBox

    JChordBox

    Give the chord progression and a style and jchordbox generates a song.

    Give the chord progression and a style and JChordBox generates a song. JChordBox is a library tool that can generate backing tracks from a chord progression and a music style. A music Style is describe using an XML and a MIDI file. You can generate an XML Style file from a MIDI file by adding markers to delimit grooves. An XML Song file describes a chord progression and sets the music style to use. JChordBox comes with several command line tools (GenerateSong, CreateStyleFromMidiFile, SongPlayer …). NEW:The application center is called SongPlayer and is a text based user interface that can play JChordBox song. SongPlayer is a MIDI Player that can loop a song, mute or soloing tracks and displays transport informations. SongPlayer is now the default jar application. NEW:Examples have been added to the distribution package.
    Downloads: 6 This Week
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  • 13
    ScoreDate

    ScoreDate

    ScoreDate is a software to learn music reading and ear training

    ScoreDate is your date with the music ! It is an open source software written in Java that helps musicians to learn music reading. It also helps you with ear training. It is suitable for any skill, from beginners to professional users. From slow training to first sight reading.
    Downloads: 9 This Week
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  • 14
    LNX_Studio

    LNX_Studio

    Networked music collaboration

    LNX_Studio is a way of bring people together to make music with new and innovative tools. It's all about creating and sharing ideas. There are many features in LNX_Studio and it's strength lies in putting the creative process at the forefront of a networked collaboration. Making music with your friends is now wonderfully simple.
    Downloads: 2 This Week
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  • 15

    abc2midiu

    Updated version of abc2midi

    This project is to create an updated version of abc2midi, a tool to generate MIDI files from abc music notation. As well as improving the code, the intention is to integrate features from and improve compatibilty with the abc 2.2 standard.
    Downloads: 3 This Week
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  • 16
    Mutabor

    Mutabor

    Perform dynamic tunings for realtime music.

    Mutabor is a Program that allows performing and composing microtonal music using a normal MIDI keybord. But it's powerful description language is intended to allow permanent retunings and tuning logics in to describ, what's actually goes on.
    Downloads: 2 This Week
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  • 17
    Takt

    Takt

    Text-based Music Programming Tools

    Takt is a text-based language for describing note and chord sequences as well as algorithmic compositon rules with C-like syntax. This software package contains a REPL (read-eval-play loop) interpreter for Takt, a MIDI-file-to-Takt translator, and an Emacs interface program which enables note entry from a MIDI keyboard.
    Downloads: 2 This Week
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  • 18
    pianoscore_chung

    pianoscore_chung

    a bass.dll virtual piano new version of midiscore_chung

    pianoscore chung is a free bass.dll virtual piano mypiano as midiout new version of midiscore_chung step by step midi composition program . Is a small program for easy step by step compose record edit midi music song with optional quantize using a midi keyboard entering play chord and control with some piano keys and save / load from pc or export / import as midifile . It uses bassdll bass.dll lib in small simple mypiano_chung virtual acoustic piano recorded on Isabelle's real upright piano with a smartphone , 7 octaves , 2x2 mp3 samples per octave , 88 notes polyphony , varying dynamic reverb , chorus , attack and velocity with number of played notes and sustain pedal, written in freebasic . Can auto correct score according to preloaded SYStestchord data. Added random play chord variation of midi files function of preloaded data . Added piano timbre cloning from 20 s mp3 song record Added anti click removal sound and sample filter algorithm Can be used as a midi player
    Downloads: 2 This Week
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  • 19
    Presto is a music notation program aimed at making it easy for a composer to rapidly convert a musical sketch (melody, counterpoint, harmonic support and bass) into a complete musical arrangement.
    Downloads: 1 This Week
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  • 20
    jfMusic

    jfMusic

    Tracked Music Editor

    Tracked Music Editor Supports WAV, DLS files. Supports recording from MIDI devices.
    Downloads: 1 This Week
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  • 21
    The MIDI Agent System (MAS) uses the interaction between different agents to generate MIDI notes. This software is designed for live use and it enables the performer to have real time control over very complex music.
    Downloads: 1 This Week
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  • 22
    Strasheela is a constraint-based music composition system. The user defines music theories by sets of compositional rules and the system creates music which complies with these theories. User-interface is the programming language Oz.
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    Downloads: 1 This Week
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  • 23
    midiscore_chung
    midiscore chung is a small program for easy step by step compose record edit midi music song with optional quantize using a midi keyboard entering play chord and control with some piano keys and save / load from pc or export / import as midifile . a standalone freebasic program . enhanced realtime record adds sustain delay and velocity variation effect according to number of played notes (resonance) can also enter notes with the pc keyboard . can load and even enhance existing midifiles . record autopause when nothing is played . Can auto correct correction score according to preloaded SYStestchord data.
    Downloads: 1 This Week
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  • 24
    Open Musicwriter

    Open Musicwriter

    A music score editor

    Open Musicwriter is a multi-platform open-source music score editor. It handles MIDI files and MusicXML files.
    Downloads: 1 This Week
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  • 25
    Bol Processor

    Bol Processor

    A unique music composition and improvisation program using grammars

    Bol Processor is a program for music composition and improvisation with real-time MIDI, MIDI file, and Csound output. It produces music from a set of rules (a compositional grammar) or from text scores which may be typed or captured from a MIDI instrument.
    Downloads: 0 This Week
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