About mrdoob/three.js
mrdoob/three.js is an open-source project on GitHub, mainly written in JavaScript. JavaScript 3D Library. It currently holds 116,172 stars and 36,609 forks with 379 open issues, and was last pushed on 2026-10-02 (repository created 2010-03-23).
Project Overview
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GitHub Repository Details
README
three.js
[![NPM Package][npm]][npm-url] [![Build Size][build-size]][build-size-url] [![NPM Downloads][npm-downloads]][npmtrends-url] [![jsDelivr Downloads][jsdelivr-downloads]][jsdelivr-url] [![Discord][discord]][discord-url]
JavaScript 3D library
The aim of the project is to create an easy-to-use, lightweight, cross-browser, general-purpose 3D library. The current builds only include WebGL and WebGPU renderers but SVG and CSS3D renderers are also available as addons.
Examples — Docs — Manual — Wiki — Migrating — Questions — Forum — Discord
Usage
This code creates a scene, a camera, and a geometric cube, and it adds the cube to the scene. It then creates a WebGL renderer for the scene and camera, and it adds that viewport to the document.body element. Finally, it animates the cube within the scene for the camera.
import * as THREE from 'three';
const width = window.innerWidth, height = window.innerHeight;
// init
const camera = new THREE.PerspectiveCamera( 70, width / height, 0.01, 10 );
camera.position.z = 1;
const scene = new THREE.Scene();
const geometry = new THREE.BoxGeometry( 0.2, 0.2, 0.2 );
const material = new THREE.MeshNormalMaterial();
const mesh = new THREE.Mesh( geometry, material );
scene.add( mesh );
const renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setSize( width, height );
renderer.setAnimationLoop( animate );
document.body.appendChild( renderer.domElement );
// animation
function animate( time ) {
mesh.rotation.x = time / 2000;
mesh.rotation.y = time / 1000;
renderer.render( scene, camera );
}
If everything goes well, you should see this.
Cloning this repository
Cloning the repo with all its history results in a ~2 GB download. If you don't need the whole history you can use the depth parameter to significantly reduce download size.
git clone --depth=1 https://github.com/mrdoob/three.js.git
Change log
[npm]: https://img.shields.io/npm/v/three [npm-url]: https://www.npmjs.com/package/three [build-size]: https://badgen.net/bundlephobia/minzip/three [build-size-url]: https://bundlephobia.com/result?p=three [npm-downloads]: https://img.shields.io/npm/dw/three [npmtrends-url]: https://www.npmtrends.com/three [jsdelivr-downloads]: https://data.jsdelivr.com/v1/package/npm/three/badge?style=rounded [jsdelivr-url]: https://www.jsdelivr.com/package/npm/three [discord]: https://img.shields.io/discord/685241246557667386 [discord-url]: https://discord.gg/56GBJwAnUS