type title url description referenced_by samplecode Accelerating ray tracing and motion blur using Metal https://developer.apple.com/documentation/Metal/accelerating-ray-tracing-and-motion-blur-using-metal Generate ray-traced images with motion blur using GPU-based parallel processing. wwdc2020-10013,wwdc2020-10012 samplecode Accelerating ray tracing using Metal https://developer.apple.com/documentation/metal/metal_sample_code_library/accelerating_ray_tracing_using_metal Implement ray-traced rendering using GPU-based parallel processing. wwdc2020-10012 documentation Acceptable Use Guidelines for Apple Pay on the Web https://developer.apple.com/apple-pay/acceptable-use-guidelines-for-websites/ Acceptable Use Guidelines for Apple Pay on the Web wwdc2020-10604 samplecode Accessibility design for Mac Catalyst https://developer.apple.com/documentation/Accessibility/accessibility_design_for_mac_catalyst Improve navigation in your app by using keyboard shortcuts and accessibility containers. wwdc2020-10117 documentation Accessibility for UIKit https://developer.apple.com/documentation/UIKit/accessibility-for-uikit Make your UIKit apps accessible to everyone who uses iOS and tvOS. wwdc2020-10020,wwdc2020-10019,wwdc2020-10116,wwdc2020-10022 samplecode Accessing a User’s Clinical Records https://developer.apple.com/documentation/HealthKit/accessing-a-user-s-clinical-records Request authorization to query HealthKit for a user’s clinical records and display them in your app. wwdc2020-10669 guide Accessing Health Records https://developer.apple.com/documentation/HealthKit/accessing-health-records Read clinical record data from the HealthKit store. wwdc2020-10664 samplecode Adding an Apple Pay Button or a Custom Action in AR Quick Look https://developer.apple.com/documentation/ARKit/adding-an-apple-pay-button-or-a-custom-action-in-ar-quick-look Provide a banner that users can tap to make a purchase or perform a custom action in an AR experience. wwdc2020-10604 samplecode Adding custom functions to a shader graph https://developer.apple.com/documentation/MetalPerformanceShadersGraph/adding-custom-functions-to-a-shader-graph Run your own graph functions on the GPU by building the function programmatically. wwdc2020-10677 samplecode Adding hardware keyboard support to your app https://developer.apple.com/documentation/UIKit/adding-hardware-keyboard-support-to-your-app Enhance interactions with your app by handling raw keyboard events, writing custom keyboard shortcuts, and working with gesture recognizers. wwdc2020-10109 samplecode Adding menus and shortcuts to the menu bar and user interface https://developer.apple.com/documentation/UIKit/adding-menus-and-shortcuts-to-the-menu-bar-and-user-interface Provide quick access to useful actions by adding menus and keyboard shortcuts to your Mac app built with Mac Catalyst. wwdc2020-10056 samplecode Adding Shortcuts for Wind Down https://developer.apple.com/documentation/SiriKit/adding-shortcuts-for-wind-down Reveal your app’s shortcuts inside the Health app. wwdc2020-10068,wwdc2020-10083 samplecode Adopting menus and UIActions in your user interface https://developer.apple.com/documentation/UIKit/adopting-menus-and-uiactions-in-your-user-interface Add menus to your user interface, with built-in button support and bar-button items, and create custom menu experiences. wwdc2020-10052 documentation Adopting Picture in Picture in a Custom Player https://developer.apple.com/documentation/AVKit/adopting-picture-in-picture-in-a-custom-player Add controls to your custom player user interface to invoke Picture in Picture (PiP) playback. wwdc2020-10176 documentation Adopting Picture in Picture in a Standard Player https://developer.apple.com/documentation/AVKit/adopting-picture-in-picture-in-a-standard-player Add Picture in Picture (PiP) playback to your app using a player view controller. wwdc2020-10176 samplecode Adopting Picture in Picture Playback in tvOS https://developer.apple.com/documentation/AVKit/adopting-picture-in-picture-playback-in-tvos Add advanced multitasking capabilities to your video apps by using Picture in Picture playback in tvOS. wwdc2020-10176 documentation Allowing apps and websites to link to your content https://developer.apple.com/documentation/Xcode/allowing-apps-and-websites-to-link-to-your-content Use universal links to link directly to content within your app and share data securely. wwdc2020-10098 documentation App https://developer.apple.com/documentation/SwiftUI/App A type that represents the structure and behavior of an app. wwdc2020-10037 documentation App Clips https://developer.apple.com/documentation/AppClip Create a lightweight, in-the-moment experience or demo version for your app that’s instantly available. wwdc2020-10174,wwdc2020-10146,wwdc2020-10120,wwdc2020-10118 documentation App Store Connect API https://developer.apple.com/documentation/AppStoreConnectAPI The data structure that represents an app store connect api resource. wwdc2020-10651,wwdc2020-10004 guide App Store Connect API Resources https://developer.apple.com/app-store-connect/api/ Gain the flexibility to customize your workflows so you can focus on creating great apps. This REST API lets you automate tasks on App Store Connect for increased efficiency. Use it for development, testing, and reporting within your team’s internal workflow. wwdc2020-10651,wwdc2020-10004 documentation App Store Receipts https://developer.apple.com/documentation/AppStoreReceipts Validate app and In-App Purchase receipts with the App Store. wwdc2020-10671 documentation App Store Review Guidelines https://developer.apple.com/app-store/review/guidelines/ wwdc2020-10667 documentation App Store Server Notifications https://developer.apple.com/documentation/appstoreservernotifications Monitor in-app purchase events in real time with server notifications from the App Store. wwdc2020-10661,wwdc2020-10671 guide Apple Business Manager User Guide https://support.apple.com/guide/apple-business-manager/ Apple Business Manager User Guide wwdc2020-10667,wwdc2020-10139,wwdc2020-10223 guide Apple Configurator 2 User Guide https://support.apple.com/guide/apple-configurator-2/ Apple Configurator 2 User Guide wwdc2020-10639 download Apple Design Resources https://developer.apple.com/design/resources/ wwdc2020-10100 documentation Apple Pay https://developer.apple.com/documentation/passkit/apple_pay Request and process Apple Pay payments in your app. wwdc2020-10662 documentation Apple Pay on the Web https://developer.apple.com/documentation/apple_pay_on_the_web Support Apple Pay on your website with JavaScript-based APIs. wwdc2020-10662 documentation Apple Platform Deployment https://support.apple.com/guide/deployment/ wwdc2020-10667,wwdc2020-10139,wwdc2020-10223 documentation Apple School Manager User Guide https://support.apple.com/guide/apple-school-manager/ Apple School Manager User Guide wwdc2020-10139,wwdc2020-10223 documentation AppleSeed https://appleseed.apple.com/ wwdc2020-10138 documentation AppleSeed for IT Program Planning Guide https://www.apple.com/business/docs/resources/AppleSeed_for_IT_Guide.pdf wwdc2020-10138 download AR Quick Look Gallery https://developer.apple.com/arkit/gallery AR Quick Look Gallery Page wwdc2020-10604 documentation ARKit https://developer.apple.com/documentation/ARKit Integrate hardware sensing features to produce augmented reality apps and games. wwdc2020-10604,wwdc2020-10611 documentation Authentication Services https://developer.apple.com/documentation/AuthenticationServices Make it easy for users to log into apps and services. wwdc2020-10139,wwdc2020-10666 guide Auto Layout Guide https://developer.apple.com/library/content/documentation/UserExperience/Conceptual/AutolayoutPG/ Dynamically calculate the size and position of all the views in your view hierarchy, based on constraints placed on those views. wwdc2020-10219 documentation Auto-renewable subscriptions overview https://developer.apple.com/app-store/subscriptions/ Auto-Renewable Subscriptions wwdc2020-10661,wwdc2020-10671 documentation Automatic Assessment Configuration https://developer.apple.com/documentation/AutomaticAssessmentConfiguration Enter single-app mode and prevent students from accessing specific system features while taking an exam. wwdc2020-10005,wwdc2020-10658 samplecode Autosizing views for localization in iOS https://developer.apple.com/documentation/Xcode/autosizing-views-for-localization-in-ios Add auto layout constraints to your app to achieve localizable views. wwdc2020-10219 documentation AVFoundation https://developer.apple.com/documentation/AVFoundation Work with audiovisual assets, control device cameras, process audio, and configure system audio interactions. wwdc2020-10090,wwdc2020-10009 samplecode Building a custom peer-to-peer protocol https://developer.apple.com/documentation/Network/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. wwdc2020-10110 samplecode Building a feature-rich app for sports analysis https://developer.apple.com/documentation/Vision/building-a-feature-rich-app-for-sports-analysis Detect and classify human activity in real time using computer vision and machine learning. wwdc2020-10043,wwdc2020-10099 documentation Building a watchOS app https://developer.apple.com/documentation/watchOS-Apps/building_a_watchos_app Set up your app’s life cycle and create its user interface with SwiftUI. wwdc2020-10048 documentation Building a watchOS app https://developer.apple.com/documentation/watchOS-Apps/building_a_watchos_app Set up your app’s life cycle and create its user interface with SwiftUI. wwdc2020-10171 samplecode Building Apps with Dynamic Type https://developer.apple.com/sample-code/wwdc/2017/Building-Apps-with-Dynamic-Type.zip Demonstrates several common tips and tricks for supporting Dynamic Type. wwdc2020-10175 samplecode Building Widgets Using WidgetKit and SwiftUI https://developer.apple.com/documentation/widgetkit/building_widgets_using_widgetkit_and_swiftui Create widgets to show your app’s content on the Home screen, with custom intents for user-customizable settings. wwdc2020-10034,wwdc2020-10028,wwdc2020-10036,wwdc2020-10033,wwdc2020-10103,wwdc2020-10035 documentation CallKit https://developer.apple.com/documentation/CallKit Display the system-calling UI for your app’s VoIP services, and coordinate your calling services with other apps and the system. wwdc2020-10113 samplecode Capturing stereo audio from built-In microphones https://developer.apple.com/documentation/AVFAudio/capturing-stereo-audio-from-built-in-microphones Configure an iOS device’s built-in microphones to add stereo recording capabilities to your app. wwdc2020-10226 documentation CardButtonStyle https://developer.apple.com/documentation/SwiftUI/CardButtonStyle A button style that doesn’t pad the content, and applies a motion effect wwdc2020-10042 guide CareKit https://developer.apple.com/CareKit/documentation/carekit/ Create apps that help people better understand and manage their health. wwdc2020-10656 guide CareKit Repository https://github.com/carekit-apple/CareKit CareKit Source Repository wwdc2020-10151 guide CarPlay for developers https://developer.apple.com/carplay Guide to CarPlay development wwdc2020-10635 documentation Choosing the right functionality for your App Clip https://developer.apple.com/documentation/AppClip/choosing-the-right-functionality-for-your-app-clip Review frameworks available to App Clips and identify functionality that makes a great App Clip. wwdc2020-10661,wwdc2020-10174,wwdc2020-10172,wwdc2020-10120 documentation CKDatabase https://developer.apple.com/documentation/CloudKit/CKDatabase An object that represents a collection of record zones and subscriptions. wwdc2020-10650 documentation ClassKit https://developer.apple.com/documentation/ClassKit Enable teachers to assign activities from your app’s content and to view student progress. wwdc2020-10672,wwdc2020-10658 documentation ClockKit https://developer.apple.com/documentation/ClockKit Display app-specific data on the clock face. wwdc2020-10048,wwdc2020-10049,wwdc2020-10046 documentation Configuring App Clip experiences https://developer.apple.com/documentation/AppClip/configuring-the-launch-experience-of-your-app-clip Review how people launch your App Clip with invocation URLs, default and demo links, and advanced App Clip experiences. wwdc2020-10146,wwdc2020-10118 documentation Core Image https://developer.apple.com/documentation/CoreImage Use built-in or custom filters to process still and video images. wwdc2020-10089,wwdc2020-10008,wwdc2020-10021 documentation Core Location https://developer.apple.com/documentation/CoreLocation Obtain the geographic location and orientation of a device. wwdc2020-10660 documentation Core Media https://developer.apple.com/documentation/CoreMedia Represent time-based audio-visual assets with essential data types. wwdc2020-10010 documentation Core ML https://developer.apple.com/documentation/CoreML Integrate machine learning models into your app. wwdc2020-10153,wwdc2020-10152 documentation Core Motion https://developer.apple.com/documentation/CoreMotion Process accelerometer, gyroscope, pedometer, and environment-related events. wwdc2020-10656 documentation Create ML https://developer.apple.com/documentation/CreateML Create machine learning models for use in your app. wwdc2020-10043,wwdc2020-10156,wwdc2020-10642,wwdc2020-10099 samplecode Creating 3D Content with Reality Composer https://developer.apple.com/documentation/RealityKit/creating-3d-content-with-reality-composer Assemble assets into a dynamic 3D composition that you can add to a scene in your wwdc2020-10604 samplecode Creating a fog effect using scene depth https://developer.apple.com/documentation/ARKit/creating-a-fog-effect-using-scene-depth Apply virtual fog to the physical environment. wwdc2020-10611 samplecode Creating a game with scene understanding https://developer.apple.com/documentation/RealityKit/creating-a-game-with-scene-understanding Create AR games and experiences that interact with real-world objects on LiDAR-equipped iOS devices. wwdc2020-10612 samplecode Creating a Metal dynamic library https://developer.apple.com/documentation/Metal/creating-a-metal-dynamic-library Compile a library of shaders and write it to a file as a dynamically linked library. wwdc2020-10615 samplecode Creating a Mobility Health App https://developer.apple.com/documentation/HealthKit/creating-a-mobility-health-app Create a health app that allows a clinical care team to send and receive mobility data. wwdc2020-10184,wwdc2020-10664 documentation Creating a widget extension https://developer.apple.com/documentation/WidgetKit/Creating-a-Widget-Extension Display your app’s content in a convenient, informative widget on various devices. wwdc2020-10028,wwdc2020-10033 documentation Creating an Action Classifier Model https://developer.apple.com/documentation/CreateML/creating-an-action-classifier-model Train a machine learning model to recognize a person’s body movements. wwdc2020-10043 documentation Creating an App Clip with Xcode https://developer.apple.com/documentation/AppClip/creating-an-app-clip-with-xcode Add an App Clip target to your Xcode project and share code between the App Clip and its corresponding full app. wwdc2020-10174 samplecode Creating and updating a complication’s timeline https://developer.apple.com/documentation/ClockKit/creating-and-updating-a-complication-s-timeline Create complications that batch-load a timeline of future entries and run periodic background sessions to update the timeline. wwdc2020-10048,wwdc2020-10049,wwdc2020-10046 samplecode Creating NFC Tags from Your iPhone https://developer.apple.com/documentation/CoreNFC/creating-nfc-tags-from-your-iphone Save data to tags, and interact with them using native tag protocols. wwdc2020-10209 samplecode Customizing Scribble with Interactions https://developer.apple.com/documentation/PencilKit/customizing-scribble-with-interactions Enable writing on a non-text-input view by adding interactions. wwdc2020-10106 documentation Debugging the shaders within a draw command or compute dispatch https://developer.apple.com/documentation/Xcode/Debugging-the-shaders-within-a-draw-command-or-compute-dispatch Identify and fix problematic shaders in your app using the shader debugger. wwdc2020-10013,wwdc2020-10012 documentation Deferring Apple software updates https://support.apple.com/guide/mdm/deferring-software-updates-mdm02df57e2a wwdc2020-10138 samplecode Delivering an exceptional accessibility experience https://developer.apple.com/documentation/Accessibility/delivering_an_exceptional_accessibility_experience Make improvements to your app’s interaction model to support assistive technologies such as VoiceOver. wwdc2020-10117 documentation Designing for watchOS https://developer.apple.com/design/Human-Interface-Guidelines/designing-for-watchos HIG wwdc2020-10171,wwdc2020-20022 samplecode Detecting Hand Poses with Vision https://developer.apple.com/documentation/Vision/detecting-hand-poses-with-vision Create a virtual drawing app by using Vision’s capability to detect hand poses. wwdc2020-10653 samplecode Determining service entitlement on the server https://developer.apple.com/documentation/StoreKit/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. wwdc2020-10671 samplecode Developing a Safari Web Extension https://developer.apple.com/documentation/SafariServices/developing-a-safari-web-extension Customize and enhance web pages by building a Safari web extension. wwdc2020-10665 documentation Device Management https://developer.apple.com/documentation/DeviceManagement Manage your organization’s devices remotely. wwdc2020-10639 samplecode Displaying a point cloud using scene depth https://developer.apple.com/documentation/ARKit/displaying-a-point-cloud-using-scene-depth Present a visualization of the physical environment by placing points based a scene’s depth data. wwdc2020-10611 samplecode Displaying Human-Friendly Content https://developer.apple.com/documentation/Foundation/displaying-human-friendly-content Convert data into readable strings or Swift objects using formatters. wwdc2020-10160 guide Distributing Apps on Apple Business Manager and Apple School Manager https://developer.apple.com/support/volume-purchase-and-custom-apps/ wwdc2020-10667 documentation DocumentGroup https://developer.apple.com/documentation/SwiftUI/DocumentGroup A scene that enables support for opening, creating, and saving documents. wwdc2020-10039 samplecode Drawing with PencilKit https://developer.apple.com/documentation/PencilKit/drawing-with-pencilkit Add expressive, low-latency drawing to your app using PencilKit. wwdc2020-10107 samplecode Editing and playing HDR video https://developer.apple.com/documentation/AVFoundation/editing-and-playing-hdr-video Support high-dynamic-range (HDR) video content in your app by using the HDR editing and playback capabilities of AVFoundation. wwdc2020-10009 documentation Enabling App Store Server Notifications https://developer.apple.com/documentation/StoreKit/enabling-app-store-server-notifications Configure your server and provide an HTTPS URL to receive notifications about in-app purchase events and unreported external purchase tokens. wwdc2020-10661,wwdc2020-10671 samplecode Enhancing your iPad app with pointer interactions https://developer.apple.com/documentation/UIKit/enhancing-your-ipad-app-with-pointer-interactions Provide a great user experience with pointing devices, by incorporating pointer content effects and shape customizations. wwdc2020-10093 guide Expanding Your App to New Markets https://developer.apple.com/localization/ Internationalization and Localization. Expanding Your App to New Markets. wwdc2020-10160 documentation Explore the Human Interface Guidelines https://developer.apple.com/design/human-interface-guidelines/ wwdc2020-10665,wwdc2020-10206 documentation FHIRModels Swift Package on GitHub https://github.com/apple/FHIRModels FHIRModels Swift Package on GitHub wwdc2020-10669 documentation Float16 https://developer.apple.com/documentation/Swift/Float16 A half-precision (16-bit), floating-point value type. wwdc2020-10217 samplecode Fruta: Building a feature-rich app with SwiftUI https://developer.apple.com/documentation/AppClip/fruta-building-a-feature-rich-app-with-swiftui Create a shared codebase to build a multiplatform app that offers widgets and an App Clip. wwdc2020-10174,wwdc2020-10146,wwdc2020-10120,wwdc2020-10096,wwdc2020-10118 documentation Game Controller https://developer.apple.com/documentation/GameController Support hardware game controllers in your game. wwdc2020-10614,wwdc2020-10617 documentation Handling refund notifications https://developer.apple.com/documentation/StoreKit/handling-refund-notifications Respond to notifications about customer refunds for consumable, non-consumable, and non-renewing subscription products. wwdc2020-10661 documentation Handling Subscriptions Billing https://developer.apple.com/documentation/StoreKit/handling-subscriptions-billing Build logic around the date and time constraints of subscription products, while planning for all scenarios where you control access to content. wwdc2020-10661,wwdc2020-10671 documentation HealthKit https://developer.apple.com/documentation/HealthKit Access and share health and fitness data while maintaining the user’s privacy and control. wwdc2020-10656,wwdc2020-10184,wwdc2020-10664 documentation HTTP Live Streaming (HLS) authoring specification for Apple devices https://developer.apple.com/documentation/HTTP-Live-Streaming/hls-authoring-specification-for-apple-devices Learn the requirements for live and on-demand audio and video content delivery using wwdc2020-10158 documentation Human Interface Guidelines: App Clips https://developer.apple.com/design/human-interface-guidelines/app-clips An App Clip is a lightweight version of your app that lets people perform everyday tasks quickly, without downloading and installing your app. wwdc2020-10174,wwdc2020-10172 documentation Human Interface Guidelines: CarPlay https://developer.apple.com/design/human-interface-guidelines/carplay HIG wwdc2020-10635 documentation Human Interface Guidelines: Designing for iOS https://developer.apple.com/design/Human-Interface-Guidelines/designing-for-ios HIG wwdc2020-10640,wwdc2020-20022,wwdc2020-10205 documentation Human Interface Guidelines: Designing for macOS https://developer.apple.com/design/Human-Interface-Guidelines/designing-for-macos HIG wwdc2020-20022 documentation Human Interface Guidelines: Designing for tvOS https://developer.apple.com/design/human-interface-guidelines/designing-for-tvos HIG wwdc2020-10042,wwdc2020-10634,wwdc2020-10645,wwdc2020-20022 documentation Human Interface Guidelines: Game Center https://developer.apple.com/design/human-interface-guidelines/game-center HIG wwdc2020-10145,wwdc2020-10618 documentation Human Interface Guidelines: Mac Catalyst https://developer.apple.com/design/human-interface-guidelines/mac-catalyst When you use Mac Catalyst to create a Mac version of your iPad app, you make your app available to a new audience while giving existing users the opportunity to enjoy it in a new environment. wwdc2020-10056 documentation Human Interface Guidelines: Maps https://developer.apple.com/design/human-interface-guidelines/maps HIG wwdc2020-10162 documentation Human Interface Guidelines: Playing video https://developer.apple.com/design/human-interface-guidelines/playing-video wwdc2020-10176 documentation Human Interface Guidelines: Pointing devices https://developer.apple.com/design/human-interface-guidelines/pointing-devices HIG wwdc2020-10640 documentation Human Interface Guidelines: Sidebars https://developer.apple.com/design/human-interface-guidelines/ios/bars/sidebars wwdc2020-10105 documentation Human Interface Guidelines: Sign in with Apple https://developer.apple.com/design/Human-Interface-Guidelines/sign-in-with-apple HIG wwdc2020-10173 documentation Human Interface Guidelines: Split views https://developer.apple.com/design/human-interface-guidelines/ios/views/split-views/ wwdc2020-10105 documentation Human Interface Guidelines: Typography https://developer.apple.com/design/human-interface-guidelines/typography HIG wwdc2020-10175 documentation Human Interface Guidelines: Watch faces https://developer.apple.com/design/human-interface-guidelines/watch-faces wwdc2020-10100 documentation Human Interface Guidelines: Widgets https://developer.apple.com/design/human-interface-guidelines/widgets HIG wwdc2020-10028,wwdc2020-10033,wwdc2020-10103 guide If you’d like to integrate your music service with HomePod, let us know https://developer.apple.com/contact/request/sirikit-media-intent-for-homepod With SiriKit Media Intents on HomePod, streaming music services can integrate directly with HomePod to deliver a seamless playback experience for their users. Users can simply ask Siri to access music and playlists from your service and play them on one or multiple HomePod speakers throughout the home. If you’d like to integrate your service with HomePod, let us know. wwdc2020-10061 samplecode Implementing Alert Push Notifications https://developer.apple.com/documentation/UserNotifications/implementing-alert-push-notifications Add visible alert notifications to your app by using the UserNotifications framework. wwdc2020-10095 samplecode Implementing Background Push Notifications https://developer.apple.com/documentation/UserNotifications/implementing-background-push-notifications Add background notifications to your app by using the UserNotifications framework. wwdc2020-10095 samplecode Implementing interactions between users in close proximity https://developer.apple.com/documentation/NearbyInteraction/implementing-interactions-between-users-in-close-proximity Enable devices to access relative positioning information. wwdc2020-10668 documentation Implementing introductory offers in your app https://developer.apple.com/documentation/StoreKit/implementing-introductory-offers-in-your-app Offer introductory pricing for auto-renewable subscriptions to eligible users. wwdc2020-10671 samplecode Implementing modern collection views https://developer.apple.com/documentation/UIKit/implementing-modern-collection-views Bring compositional layouts to your app and simplify updating your user interface with diffable data sources. wwdc2020-10026,wwdc2020-10027,wwdc2020-10097,wwdc2020-10045 documentation Implementing promotional offers in your app https://developer.apple.com/documentation/StoreKit/implementing-promotional-offers-in-your-app Offer discounted pricing for auto-renewable subscription products to eligible subscribers. wwdc2020-10671 samplecode Implementing User Authentication with Sign in with Apple https://developer.apple.com/documentation/AuthenticationServices/implementing-user-authentication-with-sign-in-with-apple Provide a way for users of your app to set up an account and start using your services. wwdc2020-10173,wwdc2020-10666 documentation In-App Purchase https://developer.apple.com/documentation/StoreKit/in-app-purchase Offer content and services in your app across Apple platforms using a Swift-based interface. wwdc2020-10661,wwdc2020-10671 samplecode Inspecting, Modifying, and Constructing PencilKit Drawings https://developer.apple.com/documentation/PencilKit/inspecting-modifying-and-constructing-pencilkit-drawings Score users’ ability to match PencilKit drawings generated from text, by accessing the strokes and points inside PencilKit drawings. wwdc2020-10148 samplecode Integrating Your App with Siri Event Suggestions https://developer.apple.com/documentation/SiriKit/integrating-your-app-with-siri-event-suggestions Donate reservations and provide quick access to event details throughout the system. wwdc2020-10197 documentation Intelligent Tracking Prevention https://webkit.org/tracking-prevention/ Intelligent Tracking Prevention wwdc2020-10188 guide Introducing Swift AWS Lambda Runtime https://swift.org/blog/aws-lambda-runtime/ wwdc2020-10644 documentation iOS Security White Paper https://www.apple.com/business/docs/iOS_Security_Guide.pdf Apple designed the iOS platform with security at its core. This document provides details about how security technology and features are implemented within the iOS platform. It will also help organizations combine iOS platform security technology and features with their own policies and procedures to meet their specific security needs. wwdc2020-10189 documentation isFocused https://developer.apple.com/documentation/SwiftUI/EnvironmentValues/isFocused Returns whether the nearest focusable ancestor has focus. wwdc2020-10042 documentation Keeping a widget up to date https://developer.apple.com/documentation/WidgetKit/Keeping-a-Widget-Up-To-Date Plan your widget’s timeline to show timely, relevant information using wwdc2020-10028,wwdc2020-10033 documentation Kerberos Single Sign-on Extension User Guide https://www.apple.com/business/docs/site/Kerberos_Single_Sign_on_Extension_User_Guide.pdf wwdc2020-10139 documentation Language and Locale IDs https://developer.apple.com/library/archive/documentation/MacOSX/Conceptual/BPInternational/LanguageandLocaleIDs/LanguageandLocaleIDs.html Language IDs identify a language, dialect, or script and are used to name language-specific resource folders stored in the app bundle. Locale IDs identify a set of regional conventions and are used in APIs where region information is needed to format data. wwdc2020-10169 guide Learn more about App Store Connect https://help.apple.com/app-store-connect/ wwdc2020-10667,wwdc2020-10661,wwdc2020-10651,wwdc2020-10004 documentation Learn more about Apple Silicon https://developer.apple.com/documentation/apple-silicon wwdc2020-10631,wwdc2020-10632,wwdc2020-10214 guide Learn more about AVFoundation https://developer.apple.com/av-foundation/ Full featured framework for working with time-based audiovisual media on iOS, macOS, watchOS and tvOS. wwdc2020-10010 guide Learn more about creating app clips https://developer.apple.com/app-clips/ wwdc2020-10174,wwdc2020-10120 guide Learn more about creating widgets https://developer.apple.com/widgets/ wwdc2020-10028,wwdc2020-10033 documentation Learn to Make Apps with SwiftUI https://developer.apple.com/tutorials/swiftui Follow a series of guided tutorials to learn to make apps using SwiftUI and Xcode. wwdc2020-10042,wwdc2020-10103 documentation Loading and displaying a large data feed https://developer.apple.com/documentation/SwiftUI/loading-and-displaying-a-large-data-feed Consume data in the background, and lower memory use by batching imports and preventing duplicate records. wwdc2020-10017 samplecode Localization-friendly layouts in macOS https://developer.apple.com/documentation/Xcode/localization-friendly-layouts-in-macos This project demonstrates localization-friendly auto layout constraints. wwdc2020-10219 documentation Mac Catalyst https://developer.apple.com/documentation/UIKit/mac-catalyst Create a version of your iPad app that users can run on a Mac device. wwdc2020-10056 samplecode Managing Audio with SiriKit https://developer.apple.com/documentation/SiriKit/managing-audio-with-sirikit Control audio playback and handle requests to add media using SiriKit Media Intents. wwdc2020-10061 documentation Manual Memory Management https://developer.apple.com/documentation/Swift/manual-memory-management Allocate and manage memory manually. wwdc2020-10648,wwdc2020-10167 documentation MDN Web Docs - Web Extensions API https://developer.mozilla.org/en-US/docs/Mozilla/Add-ons/WebExtensions/API JavaScript APIs for web extensions. wwdc2020-10665 samplecode Messaging a Web Extension’s Native App https://developer.apple.com/documentation/SafariServices/messaging-a-web-extension-s-native-app Communicate between your Safari web extension and its containing app. wwdc2020-10665 documentation Metal https://developer.apple.com/documentation/Metal Render advanced 3D graphics and compute data in parallel with graphics processors. wwdc2020-10615,wwdc2020-10677,wwdc2020-10605,wwdc2020-10631,wwdc2020-10013,wwdc2020-10616,wwdc2020-10602,wwdc2020-10012,wwdc2020-10632 download Metal Developer Tools on Windows https://developer.apple.com/download/more/?=Metal%20Developer%20Tools%20for%20Windows Metal Developer Tools on Windows wwdc2020-10615 guide Metal Feature Set Tables https://developer.apple.com/metal/Metal-Feature-Set-Tables.pdf Features, limits, and capabilities of Metal. wwdc2020-10013,wwdc2020-10012 documentation Metal for Accelerating Ray Tracing https://developer.apple.com/documentation/metal/metal_sample_code_library/accelerating_ray_tracing_using_metal Use the Metal Performance Shaders ray intersector to perform ray-traced rendering. wwdc2020-10013 documentation Metal Performance Shaders https://developer.apple.com/documentation/MetalPerformanceShaders Optimize graphics and compute performance with kernels that are fine-tuned for the unique characteristics of each Metal GPU family. wwdc2020-10677,wwdc2020-10013,wwdc2020-10012 guide Metal Shading Language Specification https://developer.apple.com/metal/metal-shading-language-specification.pdf The Metal shading language is used to write graphics and compute functions that are executed on the GPU. Version 2.0 of the Metal shading language adds new features such as Raster Order Groups, Indirect Argument Buffers, Arrays of Samplers, Uniform Types, and much more. wwdc2020-10013,wwdc2020-10012 documentation Mirroring a Core Data store with CloudKit https://developer.apple.com/documentation/CoreData/mirroring-a-core-data-store-with-cloudkit Back user interfaces with a local replica of a CloudKit private database. wwdc2020-10650 documentation Model data https://developer.apple.com/documentation/SwiftUI/Model-data Manage the data that your app uses to drive its interface. wwdc2020-10040 samplecode Modern rendering with Metal https://developer.apple.com/documentation/Metal/modern-rendering-with-metal Use advanced Metal features such as indirect command buffers, sparse textures, and variable rate rasterization to implement complex rendering techniques. wwdc2020-10013,wwdc2020-10602,wwdc2020-10012 samplecode Monitoring System Events with Endpoint Security https://developer.apple.com/documentation/EndpointSecurity/monitoring-system-events-with-endpoint-security Receive notifications and authorization requests for sensitive operations by creating an Endpoint Security client for your app. wwdc2020-10159 guide NEAppPushProvider entitlement application https://developer.apple.com/contact/request/network-extension-app-push-provider Link to NEAppPushProvider entitlement application for developers to seek permission to use this entitlement. wwdc2020-10113 documentation Nearby Interaction https://developer.apple.com/documentation/NearbyInteraction Locate and interact with nearby devices using identifiers, distance, and direction. wwdc2020-10668 documentation Network Extension https://developer.apple.com/documentation/NetworkExtension Customize and extend core networking features. wwdc2020-10639 documentation Numeric Protocols https://developer.apple.com/documentation/Swift/numeric-protocols Write generic code that works with any numeric type. wwdc2020-10217 documentation Objective-C and C Code Customization https://developer.apple.com/documentation/Swift/objective-c-and-c-code-customization Apply macros to your Objective-C APIs to customize how they’re imported into Swift. wwdc2020-10680 documentation Objective-C Runtime https://developer.apple.com/documentation/ObjectiveC/objective-c-runtime Describes the macOS Objective-C runtime library support functions and data structures. wwdc2020-10163 documentation Offering Universal Purchase https://developer.apple.com/support/universal-purchase Distribute iOS, iPadOS, watchOS, macOS, and tvOS versions of your app as a universal purchase to let customers easily enjoy your app and in‑app purchases across platforms. They’ll only need to purchase once on the App Store. wwdc2020-10143 documentation Optimizing your iPad app for Mac https://developer.apple.com/documentation/UIKit/optimizing-your-ipad-app-for-mac Make your iPad app more like a Mac app by taking advantage of system features in macOS. wwdc2020-10056 documentation PackageDescription https://developer.apple.com/documentation/PackageDescription Create reusable code, organize it in a lightweight way, and share it across your projects and with other developers. wwdc2020-10169 documentation PassKit (Apple Pay and Wallet) https://developer.apple.com/documentation/PassKit Process Apple Pay payments in your app, and create and distribute passes for the Wallet app. wwdc2020-10662 documentation Password AutoFill https://developer.apple.com/documentation/Security/password-autofill Streamline your app’s login and onboarding procedures. wwdc2020-10666 documentation Personalizing Your App for Each User on Apple TV https://developer.apple.com/documentation/TVServices/personalizing-your-app-for-each-user-on-apple-tv Use account-specific storage to segregate data on a multiuser system. wwdc2020-10645 documentation PhotoKit https://developer.apple.com/documentation/photokit Work with image and video assets managed by the Photos app, including those from iCloud Photos and Live Photos. wwdc2020-10641,wwdc2020-10652 samplecode Playing Haptics on Game Controllers https://developer.apple.com/documentation/CoreHaptics/playing-haptics-on-game-controllers Add haptic feedback to supported game controllers by using Core Haptics. wwdc2020-10614 documentation prefersDefaultFocus(_:in:) https://developer.apple.com/documentation/SwiftUI/View/prefersDefaultFocus(_:in:) Indicates that the view should receive focus by default for a given wwdc2020-10042 samplecode Providing Hands-Free App Control with Intents https://developer.apple.com/documentation/SiriKit/providing-hands-free-app-control-with-intents Resolve, confirm, and handle intents without an extension. wwdc2020-10068,wwdc2020-10061,wwdc2020-10073 download Quest Create playground book https://developer.apple.com/sample-code/swift/swans-quest/quest-create.zip This playground book will provide you with a starting point for the entire series, Swan’s Quest. wwdc2020-10684,wwdc2020-10683,wwdc2020-10681,wwdc2020-10682 documentation RealityKit https://developer.apple.com/documentation/RealityKit Simulate and render 3D content for use in your augmented reality apps. wwdc2020-10612 samplecode Receiving Voice and Text Communications on a Local Network https://developer.apple.com/documentation/NetworkExtension/receiving-voice-and-text-communications-on-a-local-network Provide voice and text communication on a local network isolated from Apple Push Notification service by adopting Local Push Connectivity. wwdc2020-10113 samplecode Recording and Streaming Your macOS App https://developer.apple.com/documentation/ReplayKit/recording-and-streaming-your-macos-app Share screen recordings, or broadcast live audio and video of your app, by adding ReplayKit to your macOS apps and games. wwdc2020-10633 documentation Reducing Involuntary Subscriber Churn https://developer.apple.com/documentation/StoreKit/reducing-involuntary-subscriber-churn Prevent unintentional loss of subscribers due to billing issues. wwdc2020-10671 guide Register with Apple for Siri Event Suggestions Markup https://developer.apple.com/contact/request/siri-events/ wwdc2020-10197 samplecode Rendering a scene with deferred lighting in Objective-C https://developer.apple.com/documentation/Metal/rendering-a-scene-with-deferred-lighting-in-objective-c Avoid expensive lighting calculations by implementing a deferred lighting renderer optimized for immediate mode and tile-based deferred renderer GPUs. wwdc2020-10602 documentation ReplayKit https://developer.apple.com/documentation/ReplayKit Record or stream video from the screen, and audio from the app and microphone. wwdc2020-10633 documentation Research and Care Website https://www.researchandcare.org Research and Care Website wwdc2020-10151,wwdc2020-10216 guide ResearchKit Open Source Website http://researchkit.org ResearchKit Open Source Website wwdc2020-10656 documentation Responding to invocations https://developer.apple.com/documentation/AppClip/responding-to-invocations Add code to respond to invocations and offer a focused launch experience. wwdc2020-10146,wwdc2020-10120,wwdc2020-10118 documentation Safari Release Notes https://developer.apple.com/documentation/safari-release-notes Learn about changes for Safari and Safari View Controller for iOS, iPadOS, macOS, and in visionOS; WKWebView for iOS, iPadOS, macOS, watchOS, and in visionOS; and Web Inspector on macOS. wwdc2020-10670,wwdc2020-10663 download Safari Technology Preview https://developer.apple.com/safari/technology-preview/ Safari Technology Preview wwdc2020-10646,wwdc2020-10663 download Sample video for Action & Vision app https://developer.apple.com/sample-code/ml/sample-mov.zip Sample video of bean bag toss game for testing the Action & Vision sample code project. wwdc2020-10099 documentation Scene https://developer.apple.com/documentation/SwiftUI/Scene A part of an app’s user interface with a life cycle managed by the wwdc2020-10037 samplecode Selecting Photos and Videos in iOS https://developer.apple.com/documentation/PhotoKit/selecting-photos-and-videos-in-ios Improve the user experience of finding and selecting assets by using the Photos picker. wwdc2020-10652 documentation Setting up promotional offers https://developer.apple.com/documentation/StoreKit/setting-up-promotional-offers Generate a key and configure offers for auto-renewable subscriptions in App Store Connect. wwdc2020-10661 documentation Setting up StoreKit Testing in Xcode https://developer.apple.com/documentation/Xcode/setting-up-storekit-testing-in-xcode Prepare your test environment to test in-app purchases with data you configure locally. wwdc2020-10659 documentation Sharing an Apple Watch face https://developer.apple.com/documentation/ClockKit/sharing-an-apple-watch-face Distribute a customized watch face to Apple Watch users. wwdc2020-10100 documentation Sign In with Apple https://developer.apple.com/sign-in-with-apple/ wwdc2020-10173,wwdc2020-10666 samplecode Soup Chef: Accelerating App Interactions with Shortcuts https://developer.apple.com/documentation/SiriKit/soup-chef-accelerating-app-interactions-with-shortcuts Make it easy for people to use Siri with your app by providing shortcuts to your app’s actions. wwdc2020-10068,wwdc2020-10073,wwdc2020-10074 documentation StoreKit https://developer.apple.com/documentation/StoreKit Support In-App Purchases and interactions with the App Store. wwdc2020-10661 documentation StoreKit Test https://developer.apple.com/documentation/StoreKitTest Create and automate tests in Xcode for your app’s subscription and in-app purchase transactions, and SKAdNetwork implementations. wwdc2020-10659 documentation Supporting Multiple Users in Your tvOS App https://developer.apple.com/documentation/TVServices/supporting-multiple-users-in-your-tvos-app Store separate data for each user with the new Runs as Current User capability. wwdc2020-10042,wwdc2020-10645 documentation Supporting universal links in your app https://developer.apple.com/documentation/Xcode/supporting-universal-links-in-your-app Prepare your app to respond to an incoming universal link. wwdc2020-10098 download Swan’s Quest: A time for tones playground book https://developer.apple.com/sample-code/swift/swans-quest/a-time-for-tones.zip This playground book will provide you with everything you need to complete the second challenge in Swan’s Quest. wwdc2020-10682 download Swan’s Quest: The notable scroll playground book https://developer.apple.com/sample-code/swift/swans-quest/the-notable-scroll.zip This playground book will provide you with everything you need to complete the third challenge in Swan’s Quest. wwdc2020-10683 download Swan’s Quest: The sequence completes playground book https://developer.apple.com/sample-code/swift/swans-quest/the-sequence-completes.zip This playground book will provide you with everything you need to complete the fourth and final challenge in Swan’s Quest. wwdc2020-10684 download Swan’s Quest: Voices in the dark playground book https://developer.apple.com/sample-code/swift/swans-quest/voices-in-the-dark.zip This playground book gives you all you need to complete the first swift playgrounds challenge in Swan’s Quest. wwdc2020-10681 documentation Swift Argument Parser on GitHub https://github.com/apple/swift-argument-parser Straightforward, type-safe argument parsing for Swift. wwdc2020-10170 guide Swift AWS Lambda Runtime on GitHub https://github.com/swift-server/swift-aws-lambda-runtime/ The Swift AWS Lambda Runtime GitHub repository where you can find sample code, scripts, documentation and more. wwdc2020-10644 guide Swift Evolution https://apple.github.io/swift-evolution/ The list of Swift Evolution proposals. wwdc2020-10170 documentation Swift Numerics on GitHub https://github.com/apple/swift-numerics Swift Numerics provides a set of modules that support numerical computing in Swift. wwdc2020-10217,wwdc2020-10170 documentation Swift Standard Library Preview https://github.com/apple/swift-standard-library-preview Provides access to new functionality that has been accepted into the standard library through the Swift Evolution process, but has not yet shipped as part of an official Swift release. wwdc2020-10170 documentation SwiftUI https://developer.apple.com/documentation/SwiftUI Declare the user interface and behavior for your app on every platform. wwdc2020-10042,wwdc2020-10103,wwdc2020-10041,wwdc2020-10119 samplecode Synchronizing a local store to the cloud https://developer.apple.com/documentation/CoreData/synchronizing-a-local-store-to-the-cloud Share data between a user’s devices and other iCloud users. wwdc2020-10650 documentation System Extensions and DriverKit https://developer.apple.com/system-extensions/ wwdc2020-10159,wwdc2020-10210 documentation Testing at all stages of development with Xcode and the sandbox https://developer.apple.com/documentation/StoreKit/testing-at-all-stages-of-development-with-xcode-and-the-sandbox Verify your implementation of In-App Purchases by testing your code throughout its development. wwdc2020-10659 documentation Testing In-App Purchases in Xcode https://developer.apple.com/documentation/StoreKit/testing-in-app-purchases-in-xcode Use locally configured product data to test and debug your In-App Purchases implementation. wwdc2020-10659 documentation Testing In-App Purchases with sandbox https://developer.apple.com/documentation/StoreKit/testing-in-app-purchases-with-sandbox Test your implementation of In-App Purchases using real product information and server-to-server transactions in the sandbox environment. wwdc2020-10659 guide The Swift Programming Language https://docs.swift.org/swift-book/ The definitive guide to Swift, Apple’s programming language for building iOS, macOS, watchOS, and tvOS apps. wwdc2020-10165,wwdc2020-10170 samplecode Tracking geographic locations in AR https://developer.apple.com/documentation/ARKit/tracking-geographic-locations-in-ar Track specific geographic areas of interest and render them in an AR experience. wwdc2020-10611 documentation UIResponderStandardEditActions https://developer.apple.com/documentation/UIKit/UIResponderStandardEditActions A set of standard methods that apps can adopt to support editing. wwdc2020-10109 documentation UISearchController https://developer.apple.com/documentation/UIKit/UISearchController A view controller that manages the display of search results based on interactions with a search bar. wwdc2020-10634 documentation UISplitViewController https://developer.apple.com/documentation/UIKit/UISplitViewController A container view controller that implements a hierarchical interface. wwdc2020-10105 guide Unicode Date Field Symbol Table https://www.unicode.org/reports/tr35/tr35-dates.html#Date_Field_Symbol_Table Unicode Date Field Symbol Table wwdc2020-10160 documentation Uniform Type Identifiers https://developer.apple.com/documentation/UniformTypeIdentifiers Provide uniform type identifiers that describe file types for storage or transfer. wwdc2020-10039 documentation URLSession Programming Guide https://developer.apple.com/library/content/documentation/Cocoa/Conceptual/URLLoadingSystem/URLLoadingSystem.html wwdc2020-10049 samplecode Using AVFoundation to play and persist HTTP live streams https://developer.apple.com/documentation/AVFoundation/using-avfoundation-to-play-and-persist-http-live-streams Play HTTP Live Streams and persist streams on disk for offline playback using AVFoundation. wwdc2020-10655 documentation Validating Receipts with the App Store https://developer.apple.com/documentation/storekit/original_api_for_in-app_purchase/validating_receipts_with_the_app_store Verify transactions with the App Store on a secure server. wwdc2020-10661,wwdc2020-10671 documentation View Layout and Presentation https://developer.apple.com/documentation/swiftui/layout-fundamentals Combine views in stacks, generate groups and lists of views dynamically, and define wwdc2020-10031 documentation Vision https://developer.apple.com/documentation/Vision Analyze image and video content in your app using computer vision algorithms for object detection, text recognition, and image segmentation. wwdc2020-10653,wwdc2020-10673,wwdc2020-10099 documentation WatchKit https://developer.apple.com/documentation/WatchKit Build watchOS apps that use features the app delegate monitors or controls, such as background tasks and extended runtime sessions. wwdc2020-10049 documentation Web Inspector Reference https://webkit.org/web-inspector/ Web Inspector Documentation wwdc2020-10188,wwdc2020-10646,wwdc2020-10663 documentation WebKit https://developer.apple.com/documentation/WebKit Integrate web content seamlessly into your app, and customize content interactions to meet your app’s needs. wwdc2020-10188 guide WebKit Open Source Project https://webkit.org WebKit Open Source Project wwdc2020-10670,wwdc2020-10188,wwdc2020-10646,wwdc2020-10663 documentation WidgetKit https://developer.apple.com/documentation/WidgetKit Extend the reach of your app by creating widgets, watch complications, Live Activities, and controls. wwdc2020-10028,wwdc2020-10033 documentation WindowGroup https://developer.apple.com/documentation/SwiftUI/WindowGroup A scene that presents a group of identically structured windows. wwdc2020-10037 documentation WKWebView https://developer.apple.com/documentation/WebKit/WKWebView An object that displays interactive web content, such as for an in-app browser. wwdc2020-10188 samplecode Writing fragmented MPEG-4 files for HTTP Live Streaming https://developer.apple.com/documentation/AVFoundation/writing-fragmented-mpeg-4-files-for-http-live-streaming Create an HTTP Live Streaming presentation by turning a movie file into a sequence of fragmented MPEG-4 files. wwdc2020-10011 documentation Xcode Help: Add language plural variants https://help.apple.com/xcode/mac/current/#/devd9af5f7ae Add language plural variants. wwdc2020-10160