Kodebloc

React Online Compiler

Free React online compiler and JSX playground. Write and preview React components instantly with live rendering, code sharing, and no setup required. Perfect for learning React.

Try React Online

Tip: To share your React code, you'll need to sign in. This keeps our platform secure and prevents abuse.

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React Code Examples

Hello World Component

Basic React component

Component with State

React component with useState hook

List Rendering

Rendering lists in React

Learn React with Our Courses

Why Use Our React Compiler?

Perfect for Learning

  • ✓ No installation or setup required
  • ✓ Instant feedback on your code
  • ✓ Practice React anywhere, anytime
  • ✓ Save and share your code snippets (login required for sharing)

Professional Features

  • ✓ Syntax highlighting and auto-completion
  • ✓ Real-time error detection
  • ✓ Secure execution environment
  • ✓ Mobile-friendly interface

Getting Started with React

  1. Write your code in the editor above with full syntax highlighting
  2. Click "Run" to execute your React code instantly
  3. View the output in the console below the editor
  4. Try the examples above to learn React concepts
  5. Share your work with others using the share button (login required)