Three.js API Documentation

Official API reference for Three.js — the most popular JavaScript 3D library (WebGL/WebGPU).

CRITICAL: grep references/ for the class name before answering. Files are named by class (e.g., PerspectiveCamera.md, MeshStandardMaterial.md).

Reference Index (769 docs)

Each file documents one Three.js class with inheritance chain, constructor, properties, and methods.

Core

Scene Object3D Raycaster Clock EventDispatcher BufferGeometry BufferAttribute InterleavedBufferAttribute

Cameras

PerspectiveCamera OrthographicCamera ArrayCamera CubeCamera StereoCamera

Renderers

WebGLRenderer WebGPURenderer WebGLRenderTarget WebGLCubeRenderTarget