Theatre.js is an open-source and hackable motion design library with a visual interface. It helps you animate THREE.js scenes, SVG trees, or even choreograph light shows.
Exploring alternatives to Theatre.js? Try for interactive graphics and runtime control, for React-first motion primitives, and for quick, copy-paste effects. Need particles? turns images into flowing particle art (FOSS). Prefer Web Animations API across frameworks? Check out .