Introducing the Photos Frameworks

CloudKit is the framework that powers iCloud on iOS and OS X, now available directly in your app. Learn how you can take advantage of its feature-rich API to store and query your own custom data and assets in iCloud.

HealthKit is a brand new framework that centralizes the data storage of personal health information. Learn from the framework authors how to save, query, and interpret health data to make your apps more engaging and personal for your users.

The modern WebKit framework enables developers to integrate web content into their native app experience with more features and fewer lines of code. Dive into the latest WebKit enhancements including modern Objective-C features such as blocks and explicit object types, advanced bridging between JavaScript and Objective-C, increased JavaScript performance via WebKit’s super-fast JIT, and more—all delivered in an API unified for both iOS and OS X.

iOS 8 introduces HomeKit, a high-level device connectivity framework enabling apps to interact with physical accessories in the world around us. Learn the objects that define these devices, see how to control them, and discover how to create a full device control experience for the home.