AMPLI.FI - Live online music community. Twitch for tunes.
Founders Nation - Find or become a startup cofounder
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.
CoFoundersLab - Meet 250,000+ entrepreneurs online
Bandlab - Capture, nurture, and collaborate on song ideas in the cloud
CollabFinder - Find cofounders and makers to help build your project