WWDC or the Apple Worldwide Developers Conference is an annual conference that is primarily used by Apple to showcase new software releases and technologies for developers. The WWDC even also offers hands-on labs and training sessions on iPhone OS, Mac OS X Snow Leopard and Mac OS X Server.
What: Apple Worldwide Developers Conference
Where: Moscone West, San Francisco, CA
When: June 8-12, 2009
Register: apple.com/wwdc
All developers attending the WWDC event need to sign an NDA that covers the WWDC sessions except for the WWDC keynote which will be posted on the Apple website immediately after the event.