Next.js is a React-based framework that enables server-side rendering and static site generation. It simplifies the process of building performant and SEO-friendly web applications. With Next.js, developers can create dynamic websites with minimal configuration. It provides automatic code splitting, which ensures faster page loads and improves overall user experience. Next.js allows for both static and dynamic routing, giving developers flexibility in organizing their applications. One of its key features is the built-in support for API routes, enabling backend logic within the same project. It also supports incremental static regeneration, which updates static content without rebuilding the entire site. Next.js has excellent support for CSS and Sass, as well as integration with Tailwind CSS. It works seamlessly with popular tools like TypeScript, GraphQL, and Redux. The framework makes deployment easier with built-in optimizations, offering fast and scalable performance. Next.js also offers great developer experience with hot reloading and easy debugging. It supports static export, meaning developers can deploy applications to any static hosting provider. As a result, Next.js is a popular choice for building modern, high-performance web applications. With its flexibility, Next.js continues to grow in popularity among React developers.