WWDC 2013 activities include:

More than 100 technical sessions presented by Apple engineers on a wide range of topics for developing, deploying and integrating the latest iOS and OS X technologies;

more than 1,000 Apple engineers supporting over 100 hands-on labs and events to provide developers with code-level assistance, insight into optimal development techniques and guidance on how they can make the most of iOS and OS X technologies in their apps;

the latest innovations, features and capabilities of iOS and OS X, and how to enhance an app's functionality, performance, quality and design;

the opportunity to connect with thousands of fellow iOS and OS X developers from around the world—last year more than 60 countries were represented;

engaging and inspirational lunchtime sessions with leading minds and influencers from the worlds of technology, science and entertainment; and

Apple Design Awards which recognize iPhone, iPad and Mac apps that demonstrate technical excellence, innovation and outstanding design.