Realm

Discover RealityKit APIs for iOS, macOS and visionOS

Learn how new cross-platform APIs in RealityKit can help you build immersive apps for iOS, macOS, and visionOS. Check out the new hover effects, lights and shadows, and portal crossing features, and view them in action through real examples.

Build a spatial drawing app with RealityKit

Harness the power of RealityKit through the process of building a spatial drawing app. As you create an eye-catching spatial experience that integrates RealityKit with ARKit and SwiftUI, you’ll explore how resources work in RealityKit and how to use features like low-level mesh and texture APIs to achieve fast updates of the users’ brush strokes.

Bring your app to Siri

Learn how to use App Intents to expose your app’s functionality to Siri. Understand which intents are already available for your use, and how to create custom intents to integrate actions from your app into the system. We’ll also cover what metadata to provide, making your entities searchable via Spotlight, annotating onscreen references, and much more.

Dive deep into volumes and immersive spaces

Discover powerful new ways to customize volumes and immersive spaces in visionOS. Learn to fine-tune how volumes resize and respond to people moving around them. Make volumes and immersive spaces interact through the power of coordinate conversions. Find out how to make your app react when people adjust immersion with the Digital Crown, and use a surrounding effect to dynamically customize the passthrough tint in your immersive space experience.

Break into the RealityKit debugger

Meet the RealityKit debugger and discover how this new tool lets you inspect the entity hierarchy of spatial apps, debug rogue transformations, find missing entities, and detect which parts of your code are causing problems for your systems.

Bring your app’s core features to users with App Intents

Learn the principles of the App Intents framework, like intents, entities, and queries, and how you can harness them to expose your app’s most important functionality right where people need it most. Find out how to build deep integration between your app and the many system features built on top of App Intents, including Siri, controls and widgets, Apple Pencil, Shortcuts, the Action button, and more. Get tips on how to build your App Intents integrations efficiently to create the best experiences in every surface while still sharing code and core functionality.