Next.js is an open-source React framework designed for building high-performance web applications. It enables features like server-side rendering (SSR), static site generation (SSG), and API routes, making it an excellent choice for creating dynamic, SEO-friendly websites. Next.js optimizes the development process by offering automatic code splitting, optimized bundling, and fast refresh for a smooth developer experience.

Features of Next.js:

• Supports server-side rendering (SSR) and static site generation (SSG) for improved performance and SEO.
• Automatic code splitting for faster page loading.
• File-based routing system that simplifies routing setup.
• Built-in API routes to create backend functions without a separate server.
• Optimized image handling with automatic image resizing and lazy loading.
• Static file support for serving assets such as images, fonts, and documents.
• Fast refresh for real-time feedback during development.
• Full TypeScript support for type safety in development.

Run these commands:
$ npx create-next-app@latest my-next-app
$ cd my-next-app
$ npm run dev

Disclaimer: Next.js is open-source software provided under the MIT License. It is offered "as is," without any warranty, express or implied. Users are responsible for ensuring the ethical and legal use of Next.js in their projects.