Three.js

JavaScript library for creating and rendering 3D graphics in the browser using WebGL.

Built on WebGL for high-performance 3D rendering.
Scene graph organization for complex 3D object hierarchies.
Supports lighting models, materials, textures, and animation systems.
GPT 5 - Mathew Berman demonstrated a fully interactive Rubik’s Cube simulator (20x20x20) with dynamic sizing, color-coded faces, camera controls, layer rotation, and “Solve” button using Three.js.

Source Notes