WWDC app for OS X - An app to view and watch WWDC sessions on your Mac
Calendify - Calendify is an event community where you can share, publish, and subscribe to event calendars. It helps you to stay informed about what you are interested in and what is yet to come.
Iventlist - Create an app for your event in minutes 🎟️
WWDC Together - Watch and discuss WWDC together
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Driver Talk - Send/receive messages between drivers via license plate nos.