Taffy Layout – High-performance Flexbox and Grid engine in JavaScript

Summary: Taffy Layout is a lightweight WebAssembly wrapper for the Rust-based Taffy engine, delivering fast UI layout calculations with full Flexbox and CSS Grid support across JavaScript environments. It operates independently of the DOM, enabling efficient layout processing for diverse applications.

What it does

It performs near-native speed layout calculations using WebAssembly, supporting Flexbox and Grid layouts in any JavaScript runtime including Node, Deno, Bun, and browsers.

Who it's for

Developers building Canvas/WebGL apps, server-side rendering tools, or custom UI frameworks needing advanced layout outside the DOM.

Why it matters

It solves the challenge of implementing complex CSS layouts efficiently outside the DOM, improving performance in non-traditional UI environments.