The most comprehensive User Management Platform

Authentication for the Web. Free and open source.

Lucia is an auth library for your server that abstracts away the complexity of handling sessions. It works alongside your database to provide an API that's easy to use, understand, and extend.

Secure access for medical patients But not identity thieves

WorkOS is a set of building blocks for quickly adding enterprise features to your app. You’ll be shipping quickly with a market-proven solution for your customers.

Powerful user authentication that integrates in minutes. Free up to 10,500 MAU.

Logto is an Auth0 alternative designed for modern apps and SaaS products. It offers a seamless developer experience and is well-suited for individuals and growing companies.