Turn a React Component into a Web Component (and Use It Anywhere)

React components are great — until you want to use them outside a React application. Maybe you want to: embed a widget in a static site integrate React UI into a legacy app expose components in plain HTML In those situations, Web Components are the universal interface. In this article, I’ll show how to wrap a React component as a custom element that works anywhere — and how a small library makes it trivial. 👉 Library used in this article: Elementizer The Problem A React component normally requires a React environment: import { createRoot } from " react-dom/client " ; import MyComponent from " ./MyComponent " ; createRoot ( document . getElementById ( " app " )). render ( < MyComponent /> ); This means: React must control the rendering the host app must use React integration becomes complex What we really want is something like this: <my-component message= "Hello world" ></my-component> That’s exactly what Web Components provide. The Idea The goal is simple: Take a React component Wrap