Express js

Node. js (Node) is an open source development platform for executing JavaScript code server-side . Node is useful for developing applications that require a persistent connection from the browser to the server and is often used for real-time applications such as chat, news feeds and web push notifications.

1. Javascript is a programming language that is used for writing scripts on the website. NodeJS is a Javascript runtime environment .

A common misconception among developers is that Node. js is a backend framework and is only used for building servers. This isn’t true: Node. js can be used both on the frontend and the backend .