last-slack - Display your scrobbled tracks from last.fm in Slack
Apple Music Web App - Apple Music is now available to stream on the web
Owlead - Grow your Twitter with valuable followers, effortless
Musish - A web client for Apple Music
Sound Control - App-specific volume control
Apple Music - Apple Music app combines your personal iTunes library with Apple's music subscription service. Music you have purchased from the iTunes store, or synced over from other sources, is available in the "Library" tab. Read more about Apple Music.