expressjs.com/index.md

layout, title, description, menu, lang, redirect_from

layout	title	description	menu	lang	redirect_from
home	Express - Node.js web application framework	Express is a fast, unopinionated, minimalist web framework for Node.js, providing a robust set of features for web and mobile applications.	home	en	/en/index.html

{% include header/header-{{ page.lang }}.html %}

Express{{ site.data.express.current_version }}

Fast, unopinionated, minimalist web framework for Node.js

$ npm install express --save

const express = require('express')
const app = express()
const port = 3000
app.get('/', (req, res) => {
res.send('Hello World!')
})
app.listen(port, () => {
console.log(Example app listening on port ${port})
})

{% include announcement/announcement-en.md %}

Web Applications

Express is a minimal and flexible Node.js web application framework that provides a robust set of features for web and mobile applications.

<div id="apis">
  <h3>APIs</h3> With a myriad of HTTP utility methods and middleware at your disposal, creating a robust API is quick and easy.
</div>

<div id="performance">
  <h3>Performance</h3> Express provides a thin layer of fundamental web application features, without obscuring Node.js features that you know and love.
</div>

<div id="middleware">
  <h3>Middleware</h3> 
  Express is a lightweight and flexible routing framework with minimal core features 
  meant to be augmented through the use of Express <a href="{{ page.lang }}/resources/middleware.html">middleware</a> modules.
</div>