Build a Node.js HTTP Server From Scratch (No Frameworks Needed and Less Then 30 Lines!)

Most Node.js tutorials jump straight to Express. But before you reach for a framework, it's worth understanding what's happening underneath — because once you do, everything else clicks. In this tutorial, Deividas Strole walks you through building a simple HTTP server using only Node's built-in modules. No Express, no npm install, no dependencies of any kind. Just the runtime doing its thing. By the end, you'll have a working local server that serves a static HTML file — and a much clearer mental model of how the web actually works. What You'll Learn How the Node.js http module handles requests and responses How to read files from disk using the fs module How to serve a static HTML page How to handle 404 routes cleanly How to run everything locally in under a minute Prerequisites Node.js installed (nodejs.org) Basic JavaScript knowledge A text editor (VS Code, Vim, anything works) No package manager needed. We're going fully built-in. Step 1: Create the HTML File First, create index.ht