Beyond the usual quick tips, let's look at both the business case and the technical side of keeping React bundles lean.

Learn how to improve your React app for SEO. Use best practices like SSR, SSG, React Helmet, structured data, and speed ...

SEO-friendly React The App.js example for React demonstrates routing SEO friendly paths to URLs that don’t rely on fragments for SPA-style virtual page views.

Now available in production release, Version 16.8 of the React JavaScript UI library has the hooks capability, for using state and other React features without having to write a class.

React Native allows developers to build cross-platform apps for iOS, Android, and the Web from a single JavaScript codebase.

React is not an end-to-end JavaScript application framework. It has no support for models or controllers, although there are projects related to React that cover these functions, along with routing.