In the realm of front-end development, React.js stands tall as a powerful JavaScript library. Its versatility, efficiency, and component-based structure have revolutionized the way developers build dynamic and interactive web applications. 1. Understanding React.js 2. The Virtual DOM Advantage 3. Component-Based Architecture 4. JSX: The Marriage of JavaScript and HTML 5. State and Props Management 6. React Ecosystem: Tools and Libraries 7. React Hooks: Simplifying State Management