Subscribers of Apple Music can allow third-party apps to access the app and their music collection. Here’s how to grant that access to other apps in macOS.
Apple Music on the Mac has a little-known feature that allows third-party apps to access your music collection.
For example, you could use it to connect smart speakers like Amazon’s Echo so you can play songs and playlists from your Apple Music account. Apps may also offer other features, such as a music game allowing players to add their favorite tracks to an Apple Music playlist.
Read more at AppleInsider.com