A complete guide to the Node.js event loop - LogRocket Blog

Whenever I hear people talking about Node.js, many questions arise about what it is exactly, what this technology is good for, and whether there is a future for it.Let’s try to address the first part. The easiest way for me to answer such a question would be by listing out many definitions of what Node technically is:Node.js is a Javascript runtime environment built on Chrome’s V8 JavaScript engine.Node.js uses an event-driven, non-blocking I/O model that makes it lightweight and efficient.Node package ecosystem (npm) is the largest ecosystem of open source libraries in the entire world.