Project Summary
Create, play back, and print sheet music for free. MuseScore is cross-platform, multi-lingual, open source music notation software. It features an easy to use WYSIWYG editor with audio score playback for results that look and sound beautiful. It supports unlimited staves with up to four voices each, dynamics, articulations, lyrics, chords, lead sheet notation, import/export of MIDI and MusicXML, export to PDF and WAV, plus online score sharing.
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In a Nutshell, MuseScore...
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has a well established, mature codebase
maintained by a very large development team
with increasing Y-O-Y commits -
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took an estimated 2,487 years of effort (COCOMO model)
starting with its first commit in May, 2012
ending with its most recent commit about 20 hours ago
Quick Reference
GNU General Public License v2.0 only
Permitted
Commercial Use
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Place Warranty
Forbidden
Sub-License
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Required
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Include Copyright
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These details are provided for information only. No information here is legal advice and should not be used as such.
Project Security
Vulnerabilities per Version ( last 10 releases )
There are no reported vulnerabilities
Project Vulnerability Report
Security Confidence Index
Vulnerability Exposure Index
Did You Know...
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nearly 1 in 3 companies have no process for identifying, tracking, or remediating known open source vulnerabilities
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data presented on the Open Hub is available through our API
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in 2016, 47% of companies did not have formal process in place to track OS code
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30 Day SummaryOct 23 2025 — Nov 22 2025
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12 Month SummaryNov 22 2024 — Nov 22 2025
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