🔥 An extremely fast, React-like JavaScript library for building modern user interfaces

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:

React-specific linting rules for ESLint

📖 documentation for modern JavaScript

sitespeed.io is an open-source tool for comprehensive web performance analysis, enabling you to test, monitor, and optimize your website’s speed using real browsers in various environments.

End-To-End is a crypto library to encrypt, decrypt, digital sign, and verify signed messages (implementing OpenPGP)

Static AST checker for a11y rules on JSX elements.

Bursting particle effect buttons for React 🎉