Node.js® is a free, open-source, cross-platform JavaScript runtime environment that lets developers create servers, web apps, command line tools and scripts.

In this tutorial, you'll learn: What is Node.js? Node.js is a free, open-source JavaScript runtime that runs on Windows, Mac, Linux, and more. It lets you execute JavaScript code outside of a web browser, …

We strongly recommend using a Node version manager like nvm to install Node.js and npm. We do not recommend using a Node installer, since the Node installation process installs npm in a directory …

Building Node.js See BUILDING.md for instructions on how to build Node.js from source and a list of supported platforms.

Node.js is a JavaScript runtime. It is built on Google's Chrome V8 open-source JavaScript engine. It uses an event-driven, non-blocking I/O model. It primarily uses the npm package ecosystem. Latest …

Dec 5, 2022 · Node.js is a JavaScript runtime environment: When you write JavaScript code in your text editor, that code cannot perform any task unless you execute (or run) it.

Sep 23, 2025 · Node.js is a powerful, open-source, and cross-platform JavaScript runtime environment built on Chrome's V8 engine. It allows you to run JavaScript code outside the browser, making it …