UMD builds were removed from React 19. This repository serves as a way to continue using React via UMD. Built files are available here or via npm as package umd-react.
Get the files:
npm i umd-react
Or via CDN:
// production:
<script src="https://unpkg.com/umd-react/dist/react.production.min.js" />
<script src="https://unpkg.com/umd-react/dist/react-dom.production.min.js" />
// development:
<script src="https://unpkg.com/umd-react/dist/react.development.js" />
<script src="https://unpkg.com/umd-react/dist/react-dom.development.js" />The files are built so that ReactDOM & ReactDOMClient are squished back into ReactDOM for backward compatibility.
⭐ Files are built and published on NPM automatically (GitHub Workflow checks upstream daily) so this repository should always be synced with upstream until some major changes occur.