The React Framework

web development for the rest of us

Simple HTML5 Charts using the <canvas> tag

A browser based code editor

JavaScript syntax highlighter with language auto-detection and zero dependencies.

GSAP (GreenSock Animation Platform), a JavaScript animation library for the modern web

A simple, lightweight JavaScript API for handling browser cookies

web development, streamlined

DOMPurify - a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMPurify works with a secure default, but offers a lot of configurability and hooks. Demo:

Grab the color palette from an image using just Javascript. Works in the browser and in Node.

Open source RabbitMQ: core server and tier 1 (built-in) plugins

Lightweight, robust, elegant syntax highlighting.

RegExr is a HTML/JS based tool for creating, testing, and learning about Regular Expressions.

markdown processor powered by plugins part of the @unifiedjs collective

Resize image in browser with high quality and high speed

A markdown preprocessor for Svelte.

Lightweight, robust, elegant virtual syntax highlighting using Prism

An animation library for Svelte based on framer-motion.

Display math in TeX with KaTeX and ReactJS

plugin to add `id` attributes to headings

The path module from Node.js for browsers

Oniguruma regex library on the web using WebAssembly

A wasm version for gif2webp of libwebp