What are all the features announced at this year's WWDC?

At this year's WWDC, Apple announced a variety of new features across its platforms. Here are some of the key highlights:

Apple Intelligence

Apple Intelligence: A personal intelligence system that brings powerful generative models to iOS, iPadOS, and macOS. It helps users take actions with rich awareness of personal context and integrates deeply into system features and apps (Platforms State of the Union).

iOS and iPadOS

Writing Tools: Helps users communicate more effectively by rewriting text for tone and clarity, proofreading for mistakes, and summarizing key points (Explore machine learning on Apple platforms).
Image Playground: Allows effortless integration of image creation features into apps without needing to train models (Explore machine learning on Apple platforms).
Live Activities on Apple Watch: Extends live activities from iOS to Apple Watch, leveraging work done for the Dynamic Island (Platforms State of the Union).

macOS

Writing Tools: Now includes more sophisticated writing concepts like structure, clarity, and tone, and these features are available system-wide (What’s new in AppKit).
Customizations in SwiftUI: New options to customize window behavior and styling, including control over the window's toolbar and background (Platforms State of the Union).

watchOS

watchOS Eleven: Introduces new APIs and leverages existing code to bring compelling experiences from apps into the smart stack (Platforms State of the Union).

VisionOS

VisionOS Two: Enhances spatial computing with support for volumetric apps, new enterprise APIs, and technologies for building shared apps and games (Platforms State of the Union).
RealityKit Enhancements: New APIs for low-level mesh and textures, improved control over app appearance, and better debugging support in Xcode (Platforms State of the Union).

Development Tools

Xcode Previews: New dynamic linking architecture for smoother workflow and easier setup with a previewable macro (Platforms State of the Union).
Swift Assist: Helps transform ideas into code, allowing developers to focus on higher-level problems (Platforms State of the Union).

Swift

Swift Expansion: Now available on Windows and Linux, broadening the scope for developers (Platforms State of the Union).

These features and more were discussed in various sessions throughout WWDC, providing developers with new tools and capabilities to enhance their apps and user experiences.