NodeJS is a cross-platform open-source framework. It is used for developing real-time and scalable network applications based on JavaScript. It was released in 2009. Since 2012, many companies have utilized node development to create a variety of helpful apps. NodeJS employs a single-threaded paradigm with event looping. It is capable of server-side programming, which is essential in the current circumstance. Its event-driven features and open-source functionality are the reasons why developers choose NodeJS.