Self-hostable authentication

An open-source alternative to Cognito and Auth0. Run the madAuth server in your own cloud account and add a ready-made login dialog to any web app.

Try the demo Get started

Sign-in methods

Google (One Tap / FedCM or redirect) and e-mail & password with confirmation and password reset.

Any framework

The login UI is a standard web component: plain HTML, React, Angular, Vue, Svelte or Capacitor.

Your infrastructure

Docker, AWS Lambda with DynamoDB, or Azure Functions. Your users stay in your database.

Add it to your app

npm install @madauth/web @madauth/server
npx @madauth/server init