musescore

Install command: 
brew install --cask musescore

Name: MuseScore

Open-source music notation software

https://musescore.org/

Cask JSON API: /api/cask/musescore.json

Cask code: musescore.rb on GitHub

Current version: 4.5.2.251141402,4.5.2

Current version requires: macOS >= 10.14

Analytics:

Installs (30 days)
musescore 274
Installs (90 days)
musescore 838
Installs (365 days)
musescore 2,950
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