Three.js
Three.js in the browser: 3D WebGL rendering used to build the Toilet Paper Roll Simulator, a surprisingly delightful physics experiment.
Three.js projects
18 Feb 2026
3D Toilet Paper Roll Simulator with Real Thermal Printing
A 3D toilet paper roll simulator with Three.js that prints whatever you type on a real thermal printer. Drag to unroll, watch the paper stack on the floor.