Learn the key concepts behind React and how to use JSX elements and components to build lean and fast web front ends React, also known as ReactJS, is an open source JavaScript library for building ...

The React Foundation will maintain React's infrastructure, organise events and creative initiatives to support the React ecosystem.

Google’s web crawlers have come a long way in recent years in their ability to fetch and execute JavaScript. However, JavaScript integration remains tricky when setting up the front end of a web app.

(Writing here to provide another perspective because I don't work at Facebook or Instagram and only learned of React last week when it was first announced publicly.) I'd looked briefly at Ember and ...