WWDC 2013

• Session 704
• macOS

Apps on OS X must share a common pool of system resources. Learn the tips and tools for making the best use of these shared resources to improve both your performance and the performance of your users systems. See how to investigate your apps impact on system memory use and disk I/O, and learn...

• Session 700
• iOS, macOS

Learn about services that allow apps to interact with accessories. Understand your options for designing hardware solutions, including the latest on Wi-Fi, AirPlay, Bluetooth, and the Lightning connector.

• Session 702
• macOS

XPC has been enhanced to make it even easier to design for robustness and efficiency. Learn how to save power by opportunistically scheduling long-running tasks, transferring large amounts of data with minimal overhead, and how to best compartmentalize your app.

• Session 712
• macOS, iOS

Your apps play a vital role in maximizing battery life. Learn how to use Power Tools and new APIs to write energy-efficient code. Find out if your app is using excessive CPU or timers, and how to adopt design patterns that will avoid these problems.

• Session 701
• macOS

Helping users get the most out of their battery is a cornerstone of modern application development. Join Vice President of Software Technology, Bud Tribble, and get a rare tour through the latest energy-efficient Apple hardware, learn about new features and API in OS X that help prolong battery...

• Session 709
• iOS, macOS

The iOS and OS X keychains are designed to protect sensitive data such as passwords, keys, and credentials. Learn why the keychain provides more security than other methods of storing data, when it's appropriate to use the keychain, and how to use the keychain for common tasks such as saving...

• Session 707
• macOS

OS X Kernel Extensions are used to deliver device drivers and other kernel-level support software. Learn what is new with Kext development, including how to sign your kext, how to use lldb for kernel debugging, and how to build and deploy kexts for multiple releases of OS X.

• Session 221
• iOS

Go beyond the basics to learn how to combine dynamic behaviors to create rich interactions. Discover how to apply dynamics to view controllers, collection views, and your own view subclasses to create engaging layouts and transitions. Learn best practices to keep your app responsive and...

• Session 220
• iOS

Move beyond the basics and unlock the full power of Text Kit for advanced text handling in your apps. Understand how to use hit detection and pixel-perfect layout information for responding to user touches. Discover new text effects, including a sophisticated letterpress look, and dive deeper...

• Session 213
• macOS

Smooth animations and great performance are key to developing a state of the art app. Learn best practices when using animations with Auto Layout, see unique animations in OS X and understand how to create similar effects in your apps, and gain insight into common pitfalls.

• Session 216
• iOS, macOS

Learn how to leverage your existing iOS codebase to bring applications to the Mac. UIKit on iOS and AppKit on the Mac share a common heritage and many similarities. Below both of them, sit many frameworks that are shared. Learn design patterns that will make the conversion easier, discover tips...

• Session 201
• iOS

Learn how UIKit has changed to create iOS 7's new UI, both conceptually and practically. Join us in considering new approaches to your apps design based on these principles and explore your newly expanded toolbox so you can bring those designs to life.

• Session 211
• iOS, macOS

Learn strategies to squeeze the best performance from Core Data, including concurrency, advanced fetch request options, text searching, and object model design considerations. Master Instruments to find out how to see what is really going on behind the scenes.

• Session 218
• iOS

View controllers now allow you to create custom transitions, giving you expanded control over your user interface. Learn how to take advantage of custom transitions by using powerful new animation APIs, explore changes with full screen layouts, and see how to use navigation controllers with...

• Session 214
• iOS

UIKit provides powerful customization capabilities for iOS views and controls. Learn how to customize the look and feel of your app to embrace the new UI of iOS 7 and see how to effectively use tinting and images to create an immersive, high quality user experience.

• Session 217
• iOS

UIScrollView is an important building block for constructing iOS interfaces. Join us for a tour of how scroll views are used in new and interesting ways across iOS 7 to create stunning interactions. Learn tips and tricks for using scroll views to create immersive effects in your apps.

• Session 206
• iOS

UIKit Dynamics makes it easy to create animated view interactions and transitions to delight your users. Discover how animators and behaviors work by learning how to add subtle and meaningful dynamics to your app, making it stand out on the App Store.

• Session 228
• iOS, macOS

Learn from the experts about the Cocoa and Cocoa Touch classes you may not even know exist, as well as some very obscure but extremely valuable classes that are favorites of the presenters.

• Session 226
• iOS

Users expect interesting animations and responsive interactions. Learn how to achieve this by making view controller transitions smooth, optimizing performance when using images, and harnessing customization APIs alongside new iOS 7 features.

• Session 209
• macOS

Improved battery life and system responsiveness are important features in OS X 10.9. Learn how App Nap helps your application become a good power citizen. This session will dive into the details of how App Nap works, explore the API to tell the system when your application has important work to...

• Session 210
• iOS

Text Kit is the powerful new text engine and API in iOS 7, providing sophisticated text handling and typesetting capabilities. Learn about Text Kit and how easy it can be to manipulate text on the fly, adjust text attributes, and apply the power of Core Text with fewer lines of code.

• Session 219
• iOS, macOS

Making your app support users in multiple countries and languages is easy with the built-in power of iOS and OS X. Walk through the basics of internationalization and localization, gain insight into common pitfalls, and learn best practices when targeting an international audience.

• Session 215
• macOS

Creating a responsive app requires fast drawing and smooth scrolling. Discover techniques to optimize drawing, find out best practices for handling layers, and learn how to combine those techniques with new features to achieve smooth scrolling.

• Session 227
• macOS

Working with dates and times can be tricky and yet its vital that they're handled correctly. Simple date calculations can be surprisingly challenging and getting the calculations right in every case isn't easy. Hear about new APIs that simplify common operations and best practices for handling...

• Session 223
• iOS

Choosing the right fonts and using them effectively are key to engaging your users. Gain a practical understanding of how fonts work in Text Kit, learn best practices for using system-provided and bundled fonts, and discover how to give users more control over their content with text styles.

• Session 205
• macOS

Cocoa is a powerful set of frameworks on which OS X is built. Gain an overview of the advances in AppKit, Foundation, and related frameworks. Find out what technologies you need to focus on and what techniques you should adopt to develop state of the art apps for OS X.

• Session 203
• iOS

iOS 7 introduces many enhancements made to the Cocoa Touch frameworks that will accelerate your development time and improve your app's user experience. Get an overview of the changes to UIKit and other system frameworks, and find out which sessions you wont want to miss.

• Session 207
• iOS, macOS

Core Data is a powerful way for your app to store data locally or in iCloud. Learn about the latest advancements in Core Data for iOS, OS X, and iCloud. We'll examine changes to Core Datas use of SQLite and discuss improvements for iCloud at length.

• Session 222
• iOS

State Restoration makes for a seamless experience when people returns to your app. Find out what's new in State Restoration and learn about new capabilities in iOS 7 to restore model objects, system view controllers, and discover techniques to transition smoothly when views may have changed while...

• Session 204
• iOS

It's critical to keep people's content as up to date as possible. Learn how new APIs in iOS 7 will let your applications fetch new data in the background to keep people up to date. See techniques you can use to perform operations in the background without draining the user's battery. Understand...

• Session 503
• iOS, macOS

Dive into the practical workflow of developing a 2D adventure game using Sprite Kit. See how to get started, and learn about tools for optimizing image assets, creating particle systems, and building game levels. Understand how Sprite Kit integrates with your art pipeline and get expert guidance...

• Session 502
• macOS, iOS

Sprite Kit is a powerful graphics framework ready-made for developing 2D action games, platformers, puzzle games, and much more. Get introduced to the Sprite Kit API and learn key details about controlling and rendering sprites. Discover how to leverage built-in physics support to make animations...

• Session 506
• macOS, iOS

Turn-based gaming has taken off with the addition of asynchronous multiplayer gaming in Game Center. Dive into the latest developments in turn-based play. See how to add in-game trading, player chat, negotiations, and much more by using exchanges. Learn about the API and gain insight into...

• Session 504
• macOS, iOS

Make your games even better by taking advantage of Game Center, Apples social gaming network. Learn about the latest additions to Game Center and enhancements to the Game Center user interface. Discover new techniques for tracking scores and expanding your leaderboards. Encourage interaction...

• Session 500
• macOS

Scene Kit is a high-level Objective-C framework that enables your app to efficiently load, manipulate, and render 3D scenes. Check out what's new in Scene Kit and understand how your apps can take advantage of the latest additions. Learn how to extend Scene Kit rendering with custom OpenGL...

• Session 612
• iOS, macOS

AV Foundation provides powerful services for editing video and audio in your iOS or OS X apps. See the tremendous control and flexibility AV Foundation offers. Learn how custom compositors create new possibilities for advanced transitions and effects. Gain expert insight into best practices for...

• Session 611
• iOS, macOS

iAd Producer's visual design approach belies its advanced customization and development capabilities. Well go beyond drag-and-drop to discover powerful iAd JS classes, show you how to create dynamic data-driven objects, and demonstrate debugging and performance optimization techniques you can use...

• Session 603
• iOS, macOS

Dig deeper into the many enhancements and new features that Safari has added to Web Inspector. Learn how to use them for more advanced inspection, tweaking, profiling, and debugging of your web content on iOS and the Mac. If web technologies are at the core of your web, Mac, or iOS app, this...

• Session 601
• iOS, macOS

Web Inspector is a powerful tool for understanding the behavior of your web site. Gain an overview of everything Web Inspector can do. Explore the user interface and learn about features that will make your life easier. Learn how to connect the Safari Web Inspector to your iPhone or iPad for...

• Session 614
• macOS, iOS

Learn how to prepare your website for push notifications. See how to sign up your users to receive notifications even when your site is not running in Safari. Find out about best practices for managing notifications across both the web and your applications.

• Session 615
• macOS, iOS

Introducing a new Objective-C API to JavaScriptCore. iOS developers can now integrate scripting into their apps without having to bundle custom language interpreters. This API builds on top of the existing C API to JavaScriptCore available on Mac, and makes programming with JavaScript much easier...

• Session 606
• macOS

AV Foundation is the recommended framework for working with time-based audiovisual media. Learn how to transition your QuickTime or QTKit based media app to AV Foundation and understand the key concepts underlying the modern media architecture of OS X. Explore how AV Kit makes it easy to play...

• Session 607
• iOS, macOS

People want a great web experience that doesn't drain their battery and provides the ultimate in scrolling responsiveness. Find out how you can tune your content for optimum performance and efficiency. Learn how to work with Safari techniques and web features that help you save power. Discover...

• Session 608
• macOS, iOS

AV Foundation automatically selects appropriate audio and subtitle tracks in your media. Learn how media selection works and find out how to author media with accessibility features like subtitles and closed captions. Go beyond the basics to use AV Foundation for customizing subtitle appearance...

• Session 602
• iOS

Core Audio is the professional-grade technology for playing, processing and recording audio on iOS. Learn how your apps can take advantage of the latest advances in Core Audio. Discover how to send and receive audio between multiple apps, allowing for advanced mixing, effects, and sound generation.

• Session 600
• iOS, macOS

Whether you publish a web site or embed web views in your Mac or iOS application, this is where you can learn about new and upcoming web technologies in Safari and WebKit. Find out how to take advantage of new HTML, CSS, and JavaScript capabilities to interact better with Apple devices and...

• Session 605
• iOS, macOS

iBooks Author lets you use a drag-and-drop interface to create rich and immersive books for the iBookstore. Discover best practices for book design and asset preparation, and learn how to use the iBooks Author interface efficiently to develop your book. See how to enhance your book with rich...

• Session 301
• iOS

Business and education markets are a growing audience for iOS apps. With new capabilities in iOS 7 and a few key concepts you can fine tune your app to meet the needs of large organizations. Learn about data security, authentication, integration with enterprise systems, app configuration and...

• Session 310
• iOS

Enrich the user experience in your apps by leveraging key iOS technologies in innovative ways. The Apple Store app engineering team will show you how they used Push Notifications, Core Location, Region Monitoring, and Bluetooth to create compelling product pickup and in-store experiences for...

• Session 300
• iOS, macOS

Learn about an exciting new approach to managing Apple devices in an enterprise environment. Learn how MDM can be used to wirelessly configure settings, monitor compliance with policies, install apps, and remotely wipe devices, and how these capabilities can be integrated with in-house or...

• Session 309
• iOS, macOS

iOS 6 introduced a 3D view in Maps and now your app can take advantage of this view as well using Map Kit. Dive deep into how to use 3D mode for Map Views and how you can use it to build dramatic cinematic views to engage your users. Understand how to control the viewport in order to look at...

• Session 307
• iOS, macOS

Core Location offers a variety of ways you can find out where your users are and when they are on the move. Hear an update on changes to Core Location and dive deep into the new world of beacon regions. Leveraging Bluetooth Low Energy, iBeacons open up a whole new dimension in region monitoring...

• Session 304
• iOS, macOS

Learn about the latest improvements to Map Kit, including end-to-end directions and customized map view callouts. Find out how you can snapshot maps in various ways to optimize your content or use maps in new ways. And now, Map Kit is also available for OS X, so you explore how to enhance your...

• Session 306
• iOS, macOS

iTunes Connect is critical element of deploying your app on the App Store. Hear about all the latest improvements including configuring Game Center options and new options for managing apps across teams. Take a deep dive into how you can dramatically improve your workflow for managing metadata,...

• Session 404
• iOS, macOS

Objective-C is continuing to evolve as a powerful object-oriented programming language. Technologies like Automatic Reference Counting let you build more robust and easier to maintain code. Modules make it easier than ever to reference framework classes. See how this new technology will help keep...

• Session 412
• iOS, macOS

Unit tests are great, but to get the most value from them you need to test continuously. Xcode bots make testing easy, as they automatically build, analyze, test, and archive your project in a repeatable manner. See the Xcode team give a start-to-finish demonstration of setting up the new...

• Session 410
• iOS, macOS

Using memory responsibly can be the key to stability and ensuring a great user experience. Get a look at new memory tools and learn helpful patterns for dealing with common memory issues specific to reference counting in Objective-C.

• Session 416
• macOS

In a major update and enhancement to its native scripting language, OS X delivers a new plugin architecture for AppleScript, enabling easy development and access to custom sets of functions and methods. Each individual AppleScript Library, saved as an AppleScript script file, can publish its own...

• Session 417
• macOS

The Automation technologies in OS X continue to improve with each release, and the new automation features of OS X provide great examples. Highlights include new notification actions and commands, built-in developer code-signing for AppleScript applets and droplets, and new innovative and...

• Session 406
• iOS, macOS

Auto Layout's powerful constraint-based engine enables a single user interface to work beautifully on both iOS 6 and iOS 7, and respond dynamically to changes in the size of controls, rotation, or localization. See how the improvements to Auto Layout in Xcode 5 make it even easier to quickly...

• Session 401
• iOS, macOS

Xcode has a wealth of features to help you be more productive than ever before. Join engineers from the Xcode team as they teach the basics of using Xcode, demonstrate power-user workflows, and help you get the most out of your development environment.