WWDC22

View sample code referenced in the WWDC22 session videos.

Featured

  • Food Truck: Building a SwiftUI multiplatform app

    Create a single codebase and app target for Mac, iPad, and iPhone.

    iOS iPadOS macOS

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Accessibility

  • WWDC22 Challenge: Learn Switch Control through gaming

    Play a card matching game using Switch Control.

    iOS iPadOS

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Accessories

  • Implementing Spatial Interactions with Third-Party Accessories

    Establish a connection with a nearby accessory to receive periodic measurements of its distance from the user.

    iOS iPadOS

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Audio & Video

  • Discovering a third-party media-streaming device

    Build an extension that streams media to a server app on iOS or macOS.

    iOS iPadOS macOS

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  • Encoding and decoding audio

    Convert audio formats to efficiently manage data and quality.

    macOS

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Augmented Reality

  • Create a 3D model of an interior room by guiding the user through an AR experience

    Highlight physical structures and display text that guides a user to scan the shape of their physical environment using a framework-provided view.

    iOS iPadOS

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  • Finding stationary objects with precision

    Leverage the spatial awareness of ARKit in your app to guide users to a nearby device.

    iOS iPadOS

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  • Using object capture assets in RealityKit

    Create a chess game using RealityKit and assets created using Object Capture.

    iOS iPadOS

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CarPlay

  • Integrating CarPlay with Your Navigation App

    Configure your navigation app to work with CarPlay by displaying your custom map and directions.

    iOS iPadOS

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Developer Tools

  • SlothCreator: Building DocC Documentation in Xcode

    Build DocC documentation for a Swift package that contains a DocC Catalog.

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Graphics & Games

  • Accelerating ray tracing and motion blur using Metal

    Generate ray-traced images with motion blur using GPU-based parallel processing.

    iOS iPadOS macOS

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  • Adjusting the Brightness and Contrast of an Image

    Use a gamma function to apply a linear or exponential curve.

    macOS

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  • Adjusting the level of detail using Metal mesh shaders

    Choose and render meshes with several levels of detail using object and mesh shaders.

    macOS

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  • Creating a 3D application with Hydra rendering

    Build a 3D application that integrates with Hydra and USD.

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  • Customizing shaders using function pointers and stitching

    Define custom shader behavior at runtime by creating functions from existing ones and preferentially linking to others in a dynamic library.

    iOS iPadOS macOS

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  • Loading textures and models using Metal fast resource loading

    Stream texture and buffer data directly from disk into Metal resources using fast resource loading.

    macOS

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  • Managing groups of resources with argument buffers

    Create argument buffers to organize related resources.

    iOS iPadOS macOS

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  • Rendering reflections in real time using ray tracing

    Implement realistic real-time lighting by dynamically generating reflection maps using a ray-tracing compute pass.

    iOS iPadOS macOS

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iCloud & Data

  • Synchronizing a local store to the cloud

    Share data between a user’s devices and other iCloud users.

    iOS iPadOS Mac Catalyst

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  • Visualizing your app’s data

    Build complex and interactive charts using Swift Charts.

    iOS iPadOS watchOS

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iOS & iPadOS

  • Customizing and resizing sheets in UIKit

    Discover how to create a layered and customized sheet experience in UIKit.

    iOS iPadOS

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  • Enriching your text in text views

    Add exclusion paths, text attachments, and text lists to your text, and render it with text views.

    iOS iPadOS macOS

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  • Supporting desktop-class features in your iPad app

    Enhance your iPad app by adding desktop-class features and document support.

    iOS iPadOS Mac Catalyst

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macOS

  • Capturing screen content in macOS

    Stream desktop content like displays, apps, and windows by adopting screen capture in your app.

    macOS

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  • Running GUI Linux in a virtual machine on a Mac

    Install and run GUI Linux in a virtual machine using the Virtualization framework.

    macOS

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  • Running macOS in a Virtual Machine on Apple Silicon Macs

    Install and run macOS in a virtual machine using the Virtualization framework.

    macOS

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Maps & Location

  • Explore a location with a highly detailed map and Look Around

    Display a richly detailed map, and use Look Around to experience an interactive view of landmarks.

    iOS iPadOS

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  • Implementing Interactions Between Users in Close Proximity

    Enable devices to access relative positioning information.

    iOS iPadOS

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  • Implementing proximity-based interactions between a phone and watch

    Interact with a nearby Apple Watch by measuring its distance to a paired iPhone.

    iOS iPadOS watchOS

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  • Interacting with nearby points of interest

    Provide automatic search completions based on a user’s partial search query, search the map for relevant locations nearby, and retrieve details for selected points of interest.

    iOS iPadOS

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ML & Vision

  • Counting human body action repetitions in a live video feed

    Use Create ML Components to analyze a series of video frames and count a person’s repetitive or periodic body movements.

    iOS iPadOS

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Music

  • Explore more content with MusicKit

    Track your outdoor runs with access to the Apple Music catalog, personal recommendations, and your own personal music library.

    iOS iPadOS

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Networking

  • Building a custom peer-to-peer protocol

    Use networking frameworks to create a custom protocol for playing a game across iOS, iPadOS, watchOS, and tvOS devices.

    iOS iPadOS tvOS watchOS

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Payments

  • Determining service entitlement on the server

    Identify a customer’s entitlement to your service, offers, and messaging by analyzing a validated receipt and the state of their subscription.

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  • Implementing a store in your app using the StoreKit API

    Offer in-app purchases and manage entitlements using signed transactions and status information.

    iOS iPadOS

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Photo & Camera

  • Supporting Continuity Camera in your macOS app

    Enable high-quality photo and video capture by using an iPhone camera as an external capture device.

    macOS

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Safari & Web

  • Creating Safari Web Inspector extensions

    Learn how to make custom Safari Web Inspector extensions.

    macOS

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  • Modernizing Safari Web Extensions

    Learn about enhancements to Safari Web Extensions.

    iOS iPadOS macOS

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Security

  • Accessing Keychain Items with Face ID or Touch ID

    Protect a keychain item with biometric authentication.

    iOS iPadOS

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  • Connecting to a service with passkeys

    Allow users to sign in to a service without typing a password.

    iOS iPadOS Mac Catalyst

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  • Logging a User into Your App with Face ID or Touch ID

    Supplement your own authentication scheme with biometric authentication, making it easy for users to access sensitive parts of your app.

    iOS iPadOS

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Swift & SwiftUI

  • Bringing multiple windows to your SwiftUI app

    Compose rich views by reacting to state changes and customize your app’s scene presentation and behavior on iPadOS and macOS.

    iOS iPadOS macOS

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  • Bringing robust navigation structure to your SwiftUI app

    Use navigation links, stacks, destinations, and paths to provide a streamlined experience for all platforms, as well as behaviors such as deep linking and state restoration.

    iOS iPadOS macOS

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  • Composing custom layouts with SwiftUI

    Arrange views in your app’s interface using layout tools that SwiftUI provides.

    iOS iPadOS macOS

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  • Using SwiftUI with UIKit

    Learn how to incorporate SwiftUI views into a UIKit app.

    iOS iPadOS

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System

  • Adjusting the Hue of an Image

    Convert an image to L*a*b* color space and apply hue adjustment.

    macOS

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  • Applying Tone Curve Adjustments to Images

    Use the vImage library’s polynomial transform to apply tone curve adjustments to images.

    macOS

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  • Using vImage Pixel Buffers to Generate Video Effects

    Render real-time video effects with the vImage Pixel Buffer.

    macOS

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tvOS

  • Mapping Apple TV users to app profiles

    Adapt the content of your app for the current viewer by using an entitlement and simplifying sign-in flows.

    tvOS

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watchOS

  • Building a productivity app for Apple Watch

    Create a watch app to manage and share a task list and visualize the status with a chart.

    iOS iPadOS watchOS

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  • Interacting with Bluetooth peripherals during background app refresh

    Keep your complications up-to-date by reading values from a Bluetooth peripheral while your app is running in the background.

    iOS iPadOS watchOS

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Weather

  • Fetching weather forecasts with WeatherKit

    Request and display weather data for destination airports in a flight-planning app.

    iOS iPadOS

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Widgets

  • Adding widgets to the Lock Screen and watch faces

    Discover how to create widgets for iOS and WatchOS.

    iOS iPadOS Mac Catalyst watchOS

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