Tuesday

Welcome to day two of WWDC. We hope you’re rested and ready to learn more about the latest Apple technologies and frameworks, because we’ve got a lot to share with you.

Meet widgets and explore app clips

Interested in helping people get more out of your apps at the right time? You won’t want to miss our introductory sessions on widgets and app clips.

  • WWDC20

Meet WidgetKit

Meet WidgetKit: the best way to bring your app’s most useful information directly to the home screen. We'll show you what makes a great widget and take a look at WidgetKit's features and functionality. Learn how to get started creating a widget, and find out how WidgetKit leverages the power of...

  • WWDC20

Explore app clips

Help people experience the right parts of your app at the exact moment they need them. We’ll explain how to design and build an app clip — a small part of your app that focuses on a specific task — and make it easily discoverable. Learn how to focus your app clip on short and fast...

Champion accessibility and privacy

Accessibility and privacy are not only core values here at Apple — they’re both incredibly important parts of designing a great app to champion and protect those who use it.

  • WWDC20

Make your app visually accessible

When you design with accessibility in mind, you empower everyone to use your app. Discover how to create an adaptive interface for your app that takes a thoughtful approach to color, provides readable text, and accommodates other visual settings to maintain a great experience throughout. We’ve...

  • WWDC20

Build trust through better privacy

Privacy is a more important issue than ever. Learn about Apple’s privacy pillars, our approach to privacy, and how to adopt the latest features on our platforms that can help you earn customer trust, create more personal experiences, and improve engagement. Explore the transparency iOS provides...

Explore watchOS 7

Whether you’re interested in the latest design improvements or you want to try your hand at building complications in SwiftUI, we’ve got plenty for you to explore in watchOS 7.

  • WWDC20

What's new in watchOS design

Great watchOS apps are simple and direct. Actions should be discoverable, predictable and relevant. This session covers effective strategies for displaying actions in your watchOS app, whether they are primary buttons that begin core tasks, or contextual actions that might be less commonly used but...

  • WWDC20

Build complications in SwiftUI

Spice up your graphic complications on Apple Watch using SwiftUI. We’ll teach you how to use custom SwiftUI views in complications on watch faces like Meridian and Infograph, look at some best practices when creating your complications, and show you how to preview your work in Xcode 12. To get...

... And more

Check out the full list of sessions releasing today.

  • WWDC20

Adopt the new look of macOS

Make over your Mac apps: Discover how you can embrace the new design of macOS Big Sur and adopt its visual hierarchy, design patterns, and behaviors. We’ll explore the latest updates to AppKit around structural items and common controls, and show you how you can adapt more customized interfaces...

  • WWDC20

Advances in diffable data sources

Diffable data sources dramatically simplify the work involved in managing and updating collection and table views to create dynamic and responsive experiences in your apps. Discover how you can use section snapshots to efficiently build lists and outline collection views for iOS and iPadOS and...

  • WWDC20

Advances in UICollectionView

Learn about new features of UICollectionView that make it easier to use and unlock powerful new functionality. We'll show you how to use section snapshots with your diffable data source to create outlines that can expand and collapse, and introduce you to building lists with compositional layout to...

  • WWDC20

Build an Action Classifier with Create ML

Discover how to build Action Classification models in Create ML. With a custom action classifier, your app can recognize and understand body movements in real-time from videos or through a camera. We’ll show you how to use samples to easily train a Core ML model to identify human actions like...

  • WWDC20

Build complications in SwiftUI

Spice up your graphic complications on Apple Watch using SwiftUI. We’ll teach you how to use custom SwiftUI views in complications on watch faces like Meridian and Infograph, look at some best practices when creating your complications, and show you how to preview your work in Xcode 12. To get...

  • WWDC20

Build Metal-based Core Image kernels with Xcode

Learn how to integrate and load Core Image kernels written in the Metal Shading Language into your application, and discover how you can apply these image filters to create unique effects. Explore how to use Xcode rules and naming conventions for Core Image kernels written in Metal Shading...

  • WWDC20

Build SwiftUI apps for tvOS

Add a new dimension to your tvOS app with SwiftUI. We’ll show you how to build layouts powered by SwiftUI and customize your interface with custom buttons, provide more functionality in your app with a context menu, check if views are focused, and manage default focus. To get the most out of...

  • WWDC20

Build trust through better privacy

Privacy is a more important issue than ever. Learn about Apple’s privacy pillars, our approach to privacy, and how to adopt the latest features on our platforms that can help you earn customer trust, create more personal experiences, and improve engagement. Explore the transparency iOS provides...

  • WWDC20

Configure and link your app clips

App clips are small parts of an app that offer a streamlined, direct experience and help people get what they need at the right time. Learn how you can invoke an app clip through real-world experiences like app clip codes, NFC, and QR codes, or have them appear digitally through apps like Maps or...

  • WWDC20

Create great enterprise apps: A chat with Box's Aaron Levie

Discover how organizations like Box are adapting to changing conditions in the business world and remote work. Listen to Apple’s Vice President of Cloud Services Mike Abbott and Box CEO and co-founder Aaron Levie chat about the modern working environment, how cloud-based apps are helping people...

  • WWDC20

Designed for iPad

Discover the building blocks for designing a great iPad app: Learn how to minimize use of modal interfaces and leverage the new sidebar to increase efficiency by streamlining navigation and facilitating powerful drag and drop interactions. See how to take advantage of iPad’s versatile interaction...

  • WWDC20

Detect Body and Hand Pose with Vision

Explore how the Vision framework can help your app detect body and hand poses in photos and video. With pose detection, your app can analyze the poses, movements, and gestures of people to offer new video editing possibilities, or to perform action classification when paired with an action...

  • WWDC20

Distribute binary frameworks as Swift packages

Discover how you can add third-party frameworks to your app and keep them up to date using Swift packages in Xcode. We’ll show you how to author packages that reference frameworks, explain binary targets and how to specify them in your package manifest file, and demonstrate how to compute...

  • WWDC20

Explore app clips

Help people experience the right parts of your app at the exact moment they need them. We’ll explain how to design and build an app clip — a small part of your app that focuses on a specific task — and make it easily discoverable. Learn how to focus your app clip on short and fast...

  • WWDC20

Explore ARKit 4

ARKit 4 enables you to build the next generation of augmented reality apps to transform how people connect with the world around them. We’ll walk you through the latest improvements to Apple’s augmented reality platform, including how to use Location Anchors to connect virtual objects with a...

  • WWDC20

Inspect, modify, and construct PencilKit drawings

Make Apple Pencil an even more useful tool for drawing and writing within your app. With PencilKit, you can delve into the strokes, inks, paths, and points that comprise a drawing, use these to build features that use recognition, and modify drawings in response to input. Discover how you can...

  • WWDC20

Introducing StoreKit Testing in Xcode

Discover StoreKit Testing in Xcode — a local environment for testing your in-app purchases without needing to connect to App Store servers. We’ll show you how to set up a test environment, create a StoreKit configuration file, and prepare to validate receipts locally. We’ll also explain how...

  • WWDC20

Introduction to SwiftUI

Explore the world of declarative-style programming: Discover how to build a fully-functioning SwiftUI app from scratch as we explain the benefits of writing declarative code and how SwiftUI and Xcode can combine forces to help you build great apps, faster.

  • WWDC20

iPad and iPhone apps on Apple silicon Macs

Apple silicon Macs can run many iPad and iPhone apps as-is, and these apps will be made available to users on the Mac through the Mac App Store. Discover how iPad and iPhone apps run on Apple silicon Macs, and the factors that make your apps come across better. Learn how to test your app for the...

  • WWDC20

Lists in UICollectionView

Learn how to build lists and sidebars in your app with UICollectionView. Replace table view appearance while taking advantage of the full flexibility of compositional layout. Explore modular layout options and find out how they can unlock more design options for your apps than ever before. Find out...

  • WWDC20

Make your app visually accessible

When you design with accessibility in mind, you empower everyone to use your app. Discover how to create an adaptive interface for your app that takes a thoughtful approach to color, provides readable text, and accommodates other visual settings to maintain a great experience throughout. We’ve...

  • WWDC20

Meet Nearby Interaction

The Nearby Interaction framework streams distance and direction between opted-in Apple devices containing the U1 chip. Discover how this powerful combination of hardware and software allow you to create intuitive spatial interactions based on the relative position of two or more devices. We'll walk...

  • WWDC20

Meet Safari Web Extensions

When you create a Safari Web Extension, you can help people get common online tasks done more quickly and efficiently. We’ll show you how to build a new Safari Web Extension and host it on the App Store, as well as how to use the safari-web-extension-converter tool to migrate existing extensions...

  • WWDC20

Meet Scribble for iPad

Scribble offers a lightweight, ergonomic, and enjoyable way of entering text on iPad with Apple Pencil. Discover how people can take advantage of Scribble and handwritten text in apps that use standard text input controls or that implement a custom text editing experience. You’ll learn how it...

  • WWDC20

Meet WidgetKit

Meet WidgetKit: the best way to bring your app’s most useful information directly to the home screen. We'll show you what makes a great widget and take a look at WidgetKit's features and functionality. Learn how to get started creating a widget, and find out how WidgetKit leverages the power of...

  • WWDC20

Modern cell configuration

Discover new techniques for configuring collection view and table view cells to quickly build dynamic interfaces in your app. Explore configuration types you can use to easily populate cells with content and apply common styles. Take advantage of powerful APIs to customize the appearance of cells...

  • WWDC20

One-tap account security upgrades

When you adopt the Account Authentication Modification Extension, you can provide people with fast, easy account security upgrades to use Sign in with Apple and strong passwords in the iCloud Keychain Password Manager. We’ll show you how to add these upgrade flows to your app with the Account...

  • WWDC20

Optimize the Core Image pipeline for your video app

Explore how you can harness the processing power of Core Image and optimize video performance within your app. We’ll show you how to build your Core Image pipeline for applying effects to your video in your apps: Discover how to reduce your app’s memory footprint when using CIContext, and learn...

  • WWDC20

Port your Mac app to Apple silicon

Your porting questions, answered: Learn how to recompile your macOS app for Apple silicon Macs and build universal apps that launch faster, have better performance, and support the future of the platform. We’ll show you how Xcode makes it simple to build a universal macOS binary and go through...

  • WWDC20

Record stereo audio with AVAudioSession

Stereo recording is a powerful way to deliver immersive sound to listeners, fans, and family — and your app can use the built-in microphones on iPhone or iPad to record it. Discover how AVAudioSession can help you capture stereo audio from a mobile device, address the new special consideration...

  • WWDC20

Support multiple users in your tvOS app

Share your living room — not your Apple TV apps. When you support profiles within your app, you can customize your experience for each person who uses Apple TV within the same house. Discover how the “Runs as Current User” feature lets someone interact with your app, download local content,...

  • WWDC20

Swan's Quest, Chapter 1: Voices in the dark

Swift Playgrounds presents "Swan’s Quest,” an interactive adventure in four chapters for all ages. In this chapter, our Hero must navigate a dark cave — and the only way to light the torches is to make them accessible. Learn about VoiceOver and write interesting audio descriptions. You...

  • WWDC20

Swift packages: Resources and localization

Bring your resources along for the ride when you organize and share code using Swift packages. Discover how to include assets like images and storyboards in a package and how to access them from code. And learn how to add localized strings to make your code accessible to people around the...

  • WWDC20

Use model deployment and security with Core ML

Discover how to deploy Core ML models outside of your app binary, giving you greater flexibility and control when bringing machine learning features to your app. And learn how Core ML Model Deployment enables you to deliver revised models to your app without requiring an app update. We’ll also...

  • WWDC20

What's new in App Store Connect

Discover the latest improvements to App Store Connect, your suite of tools to upload, submit, and manage apps on the App Store. Learn about enhancements to the App Store Connect API, in-app purchase and subscriptions, Game Center, and more.

  • WWDC20

What's new in education

For over 40 years, Apple has been working with educators to create technologies for students, teachers, and school administrators and help them share in a rich and meaningful learning experience. Explore the breadth of Apple's education technologies, including classroom management apps and tools...

  • WWDC20

What's new in HealthKit

HealthKit is an essential framework that integrates first- and third-party health and fitness data to help people manage their personal health information. Learn about HealthKit’s latest updates, which provide read access to electrocardiograms on Apple Watch and log and track over a dozen new...

  • WWDC20

What's new in location

Location technologies are core to delivering context-based services within your app. Discover how the latest privacy controls in Core Location add a whole new dimension to determining position and what that means for your app. We’ll walk you through best practices for implementing these latest...

  • WWDC20

What's new in Low-Latency HLS

Apple has added Low-Latency extensions to the HTTP Live Streaming protocol that combine the quality and scalability of HLS with a stream delay of two seconds or less. Learn about the most recent developments in LL-HLS and how it allows you to make your video delivery competitive with broadcast and...

  • WWDC20

What's new in Mac Catalyst

Discover the latest updates to Mac Catalyst and find out how you can bring your iPadOS app to the Mac. Explore enhancements to the application lifecycle, integrate new extensions into your apps, and learn how the new look and feel of macOS impacts Mac Catalyst apps. Get a taste of the new Optimized...

  • WWDC20

What's new in managing Apple devices

We've made significant strides in bringing crucial device management features to macOS. Discover how these features can help you manage your all your devices using the same tools and technologies. Get details on changes coming this year and how they will impact your deployment workflows, as well as...

  • WWDC20

What's new in PencilKit

PencilKit helps power creativity, writing, drawing, and animation in your iPad apps. Explore the latest improvements to our drawing and annotation framework, and discover how you can take advantage of APIs like PKToolPicker, PKCanvasView, and PKStroke to support new features in illustration and...

  • WWDC20

What's new in RealityKit

RealityKit is Apple’s rendering, animation, physics, and audio engine built from the ground up for augmented reality: It reimagines the traditional 3D renderer to make it easy for developers to prototype and produce high-quality AR experiences. Learn how to effectively implement each of the...

  • WWDC20

What's new in SiriKit and Shortcuts

Get a quick overview of everything new in Siri and Shortcuts to help people get more out of your app: We’ll demonstrate how you can design visually rich conversations, feel at home with the operating system by designing for the new compact Siri UI, and provide an overview of all the ways we’ve...

  • WWDC20

What's new in Swift

Join us for an update on Swift. Discover the latest advancements in runtime performance, along with improvements to the developer experience that make your code faster to read, edit, and debug. Find out how to take advantage of new language features like multiple trailing closures. Learn about new...

  • WWDC20

What's new in SwiftUI

SwiftUI can help you build better and more powerful apps for iPhone, iPad, Mac, Apple Watch, and Apple TV. Learn more about the latest refinements to SwiftUI, including interface improvements like outlines, grids, and toolbars. Take advantage of SwiftUI’s enhanced support across Apple frameworks...