RealityKit

RealityKit is a framework developed by Apple to render and simulate augmented reality (AR) experiences, using data provided by ARKit.

Development history
RealityKit was first introduced along with iOS 13, iPadOS 13, and macOS 10.15 (Catalina) on June 3 at the 2019 Worldwide Developers Conference.

RealityKit 2 was introduced with iOS 15, iPadOS 15, and macOS 12 (Monterey) on June 8 at the 2021 Worldwide Developers Conference. It adds support for Object Capture and other APIs.