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

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 …

Node.js lets developers use JavaScript to write command line tools and server-side scripting. The ability to run JavaScript code on the server is often used to generate dynamic web page content before the …

Node.js is a free, open source tool that lets you run JavaScript outside the web browser. With Node.js, you can build fast and scalable applications like web servers, APIs, tools, and more.

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 …

Comprehensive Node.js guide with tutorials, API documentation, and interactive playground. Learn server-side JavaScript development with Node.js.

Node.js is a platform for building fast and scalable server applications using JavaScript. Node.js is the runtime and npm is the Package Manager for Node.js modules. Visual Studio Code has support for …

Mar 7, 2026 · Node.js is an open-source, cross-platform JavaScript runtime built on Chrome's V8 engine. It enables developers to run JavaScript outside the browser to build fast, scalable server-side …

If you type node, it will launch a REPL and put you in an interactive JavaScript environment. In this interactive mode, you can execute any valid JavaScript code.

前言Node.js 是前端开发和 AI 智能体（如 Claude Code）运行的必备环境。很多同学安装时只是“一路 Next”，结果导致： C 盘空间爆炸：所有依赖包默认都装在 C 盘。下载速度慢：没配置国内镜像源， …