MuseScore: Music notation and composition software
MuseScore is an open source and free music notation software. For support, contribution, bug reports, visit MuseScore.org. Fork and make pull requests!
- WYSIWYG design, notes are entered on a “virtual notepaper”
- TrueType font(s) for printing & display allows for high quality scaling to all sizes
- easy & fast note entry
- many editing functions
- MusicXML import/export
- Midi (SMF) import/export
- MuseData import
- Midi input for note entry
- integrated sequencer and software synthesizer to play the score
- print or create pdf files
MuseScore is licensed under GPL version 2.0. See LICENSE.GPL in the same directory.
aeolus Clone of Aeolus Disabled by default in the stable releases. See http://dev-list.musescore.org/Aeolus-Organ-Synth-td7578364.html Kept as an example of how to integrate with a complex synthesizer.
assets Graphical assets, use them if you need a MuseScore icon. For logo, color etc… see https://musescore.org/en/about/logos-and-graphics
awl Audio Widget Library, from the MusE project
build Utility files for build
bww2mxml Command line tool to convert BWW files to MusicXML. BWW parser is used by MuseScore to import BWW files.
demos A few MuseScore files to demonstrate what can be done
fluid Clone of FluidSynth, ported to C++ and customized
fonts Contains fontforge source (sfd) + ttf/otf fonts. MuseScore includes the “Emmentaler” font from the Lilypond project.
libmscore Data model of MuseScore
mscore Main code for the MuseScore UI
mstyle Clone of KDE4 style Oxygen
msynth Abstract interface to Fluid + Aeolus
mtest Unit testing using QTest
omr Optical music recognition
share Files moved to /usr/share/… on install
test Old tests. Should move to mtest
vtest Visual tests. Compare reference images with current implementation
thirdparty Contains projects which are included for convenience, usually to integrate them into the build system to make them available for all supported platforms.
thirdparty/rtf2html Used for capella import
thirdparty/diff Not used currently. Diff, Match and Patch Library
thirdparty/ofqf OSC server interface. Based on OSC for Qt4
thirdparty/singleapp Clone from Qt Single Application
thirdparty/portmidi Clone from PortMidi
thirdparty/beatroot It’s a core part of BeatRoot Vamp Plugin by Simon Dixon and Chris Cannam, used in MIDI import for beat detection. (https://code.soundsoftware.ac.uk/projects/beatroot-vamp/repository)
Read the developer handbook for a complete build walkthrough and a list of dependencies.
If using git to download repo of entire code history, type:
git clone https://github.com/musescore/MuseScore.git cd MuseScore
Else can just download the latest source release tarball from https://github.com/musescore/MuseScore/releases, and then from your download directory type:
tar xzf MuseScore-x.x.x.tar.gz cd MuseScore-x.x.x
To compile MuseScore, type:
If something goes wrong, then remove the whole build subdirectory with
make clean and start new with
To start MuseScore, type:
The Start Center window will appear on every invocation, until you disable that setting via the “Preferences” dialog.
To install to default prefix using root user, type:
sudo make install
A debug version can be built by doing
make debug instead of
To run the debug version, type:
See mtest/README.md or https://musescore.org/en/developers-handbook/testing for instructions on how to run the test suite.