🐐 Simple and complete React DOM testing utilities that encourage good testing practices.

📦 Zero-configuration bundler for tiny modules.

Declarative version of React.Component

Function argument validation for humans

✍️ Immutable state with a mutable API

🐠 Babel is a compiler for writing next generation JavaScript.

The open-source database for the realtime web.

💥 Generate code at build-time

Set up a modern web app by running one command.