Introducing HealthKit

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.

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.

iOS 8 introduces two frameworks for managing the photo library and enhancing editing in photo, video, and camera apps. Get introduced to the Photos Framework and see how it enables you to build first-class photo browsing and editing apps. Learn about photo editing extensions with the PhotosUI framework and see how to include your own editing features into the built-in Photos app.