WWDC 2023: Platforms State of the Union

Watch Session #102 for more details.

Detailed image description of the sketchnote

Great platform lead to great apps: language frameworks tools services

Swift

• Swift Macros (@ or #), e.g. #URL with validation or @AddAsync, Sharable through Swift Packages
• Swift-C++ interoperability

4 new app experiences improved

• WidgetKit: improved previews, timeline in Xcode
• App Intents
• TipKit
• AirDrop: Share Link

Gaming

• Game Mode in macOS Sonoma
• New game porting toolkit
• New Metal debugger tools

WatchOS 10

• pagination focus
• new features for free when app is built with new SDK
• new custom workout API to share fitness plans
• new CoreMotion API

SwiftUI

• improved animation APIs, e.g. Animation Phase and full support for key framing
• simplified data flow, with @Observable macro

Camera

• zero shutter lag
• volume shutter buttons
• ISO HDR API
• ScreenCaptureKit
• Camera on tvOS

Values

Accessibility:

• Pause animated images
• Dim Flashing Lights

Privacy:

• calendar add only permission
• Sensitive Content Analysis
• Privacy manifest
• New Subscription Store view

Swift Data

New SwiftData for data management.

• persistence
• undo Redo
• iCloud sync
• Spotlight search
• privacy manifest

@Model
class Bird {
    @Attribute (.unique) var name
    // ...
}

• @Query

Tools

• improved auto completion
• generate symbols for asset catalog, e.g. Image(.sun)
• new test report UI

visionOS

• Shared Space
• window
• volume
• or Full Space
• ARKit, RealityKit, SwiftUI + UIKit
• Developer tools are updated: Reality Composer Pro