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React lets you build UIs from reusable components. Learn declarative programming, hooks, and patterns used by millions of developers worldwide.

Free Tutorial

Learn React - Build Modern Web Apps

Master React, the most popular JavaScript library for building user interfaces. Learn components, hooks, state management, and modern patterns used by top companies worldwide.

📋 Prerequisites

Before learning React, you should be comfortable with JavaScript fundamentals including ES6+ features like arrow functions, destructuring, and modules.

Review JavaScript TutorialES6+ Features

React Topics (25 Lessons)

🟢 Fundamentals

Core building blocks every React developer must know.

1
Introduction to React
What is React and why use it for building user interfaces
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2
JSX Fundamentals
Understanding JSX syntax and how it combines HTML with JavaScript
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3
Components
Creating and composing functional components
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4
Props
Passing data to components with props
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5
State & useState
Managing component state with the useState hook
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6
Handling Events
Responding to user interactions in React
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7
Conditional Rendering
Rendering different UI based on conditions
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8
Lists & Keys
Rendering lists of data and understanding keys
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9
Forms & Controlled Components
Handling form inputs and controlled components
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🔵 Hooks & Effects

Master React hooks — the modern way to manage state and side effects.

10
useEffect Hook
Side effects, data fetching, and lifecycle management
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11
More Hooks
useContext, useRef, useMemo, useCallback and custom hooks
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23
useRef & DOM Manipulation
Master React refs for DOM access, imperative handles, and mutable values that persist across renders.
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🟡 Styling & Routing

Build beautiful, navigable single-page applications.

12
Styling in React
CSS modules, styled-components, and Tailwind CSS
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13
React Router
Client-side routing and navigation
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🟠 State & Data

State management patterns and data fetching strategies.

14
State Management
Context API, Redux, and Zustand for global state
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15
API Integration
Fetching data from APIs with fetch and React Query
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25
Data Fetching Patterns
Modern data fetching in React — from raw useEffect to TanStack Query, SWR, Suspense, and Server Components.
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🔴 Advanced Patterns

Production-grade patterns, testing, performance, and modern React features.

24
React with TypeScript
Type-safe React development — component props, hooks, events, context, and generic patterns with TypeScript.
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16
Performance Optimization
Memoization, code splitting, and React best practices
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17
Error Boundaries & Suspense
Error handling, lazy loading, and Suspense for data fetching in React
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21
React Patterns
Compound components, render props, HOCs, and advanced custom hook patterns
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20
Testing React Applications
Unit testing, component testing, and mocking with Jest and React Testing Library
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22
Authentication & Auth Patterns
Protected routes, auth context, JWT/session handling, and login flows in React
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⚡ React 19 & Beyond

Latest React features and the future of the framework.

18
React 19 Features
use() hook, Actions, useFormStatus, useOptimistic, and the React Compiler
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19
Server Components
React Server Components, Server vs Client components, and data fetching patterns
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Related Learning Resources

React builds on JavaScript fundamentals. Make sure you have a solid foundation before diving into React.

← JavaScript Tutorial← CSS TutorialWeb Development Guide