How to Compress 3D .glb File to Draco Compressed Format

Steps

1. Compress GLB File to Draco Compressed Format Using optimizeglb.com

2. View Compressed Draco Files at 3dpea.com

3. Add Relevant Code to ThreeJS

import { GLTFLoader } from 'https://cdn.skypack.dev/three@0.136.0/examples/jsm/loaders/GLTFLoader.js';
import { DRACOLoader } from 'https://cdn.skypack.dev/three@0.136.0/examples/jsm/loaders/DRACOLoader.js';

const draco = new DRACOLoader();
draco.setDecoderPath('https://www.gstatic.com/draco/v1/decoders/');

const loader = new GLTFLoader(); // ADD DracoLoader to your Existing Loader 
loader.setDRACOLoader(draco);

4. Replace Your Current 3D GLB File with Compressed Draco Format

5. Enjoy 90% Less in terms of The 3D File Size.

References

• Draco Compression
• Optimize GLB
• View Draco Files
• Three.js DRACOLoader Documentation