Apple has release the official WWDC app for the attendees of WWDC 2010. If you are on your way to attend WWDC 2010 you might want download the official WWDC 2010 app from Apple.
It’s a Webapp which is available over at developer.apple.com/wwdc/app and to access the app you must login with the account you used to purchase your WWDC 2010 ticket.
The WWDC app can be used to check sessions and mark some as favorites, receive updates and quickly swipe through days. It also features WWDC locations like Moscone Center, Yerba Buena Gardens and some parking spots. You can also find two useful “now” and “filter” buttons on top.