syncplay

Install command: 
brew install --cask syncplay

Name: Syncplay

Synchronises media players

https://syncplay.pl/

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

Cask code: syncplay.rb on GitHub

Current version: 1.7.4

Current version requires: macOS >= 10.12

Analytics:

Installs (30 days)
syncplay 32
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syncplay 84
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syncplay 303
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