AMPLI.FI - Live online music community. Twitch for tunes.
Festify - Festify is a free Spotify-powered app that lets your guests choose which music should be played...
Spotlight - With Spotlight, you can find apps, documents, and other files on your Mac. And with Spotlight Suggestions, you can also get news, sports, movies, weather, and more.
JQBX - turntable.fm for spotify
Bandlab - Capture, nurture, and collaborate on song ideas in the cloud
Bandhub - Connect with like minded musicians and make music online