RealityKit
RealityKit is a high-level augmented reality and 3D rendering framework developed by Apple for building AR experiences on Apple devices. Designed to work in concert with ARKit, RealityKit provides a Swift API for rendering, animation, physics, and spatial audio, enabling developers to create immersive content without managing low-level rendering details.
The framework uses an entity–component system. Scenes are composed of entities, each of which can hold multiple
RealityKit emphasizes photorealistic rendering, real-time lighting, and realistic physics, enabling features such as dynamic shadows, environment