MuseScore is an open source and free music notation software. For support, contribution, bug reports, visit MuseScore.org. Fork and make pull requests!
Music notation and composition software
MuseScore is an open source and free music notation software. For support, contribution, and bug reports visit MuseScore.org. Fork and make pull requests!
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.
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.
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.
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
Otherwise, you can just download the latest source release tarball from the Releases page, 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 cleanand 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 debuginstead of
To run the debug version, type:
The new script testing facility is also available to create your own automated tests. Please try it out!
./hooks/install.shto install a pre-commit hook that will format your staged files. Requires that you install
If you have problems, please report them. To uninstall, run