React

Lesson in the Frontend Developer Roadmap · Stage 23: React

Last updated 14 September 2026

What is React?

React is Facebook's JavaScript library for building user interfaces with reusable components. Uses virtual DOM for performance and one-way data flow. Features component-based architecture, works with Redux for state management and React Native for mobile. Popular for its clarity, speed, and ecosystem.

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Free resources to learn React

React: common questions

Can I learn React in Hindi?

This lesson is written in English. Once you sign in, open it in the interactive course and ask the AI tutor to explain React in Hindi or Hinglish. The tutor answers from this lesson’s own text, so it stays on the syllabus, and it runs on your own Google, OpenAI or Anthropic key.

Is this React tutorial for beginners?

It is lesson 72 of 120 in the free Frontend roadmap, in stage 23, React. If you are new to Frontend, start from stage 1 and come back here in order; if you already know the earlier stages, this lesson stands on its own.