What is NextJS and major features of it?

Next.js is a popular and lightweight framework for static and server‑rendered applications built with React. It also provides styling and routing solutions. Below are the major features provided by NextJS,

Server-rendered by default
Automatic code splitting for faster page loads
Simple client-side routing (page based)
Webpack-based dev environment which supports (HMR)
Able to implement with Express or any other Node.js HTTP server
Customizable with your own Babel and Webpack configurations