tuxguitar

Install command: 
brew install --cask tuxguitar

Name: TuxGuitar

Multitrack guitar tablature editor and player

https://www.tuxguitar.app/

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

Cask code: tuxguitar.rb on GitHub

Current version: 1.6.6

Requirements: macOS >= 10.15

Analytics:

Installs (30 days)
tuxguitar 66
Installs (90 days)
tuxguitar 215
Installs (365 days)
tuxguitar 807