Open Source Auth0 Alternatives

Discover the best open source alternatives to Auth0.

Stack Auth

Open-source authentication platform for Next.js and React, built as an alternative to Auth0 and Clerk.

Alternative to:

Auth0

SuperTokens

Open-source authentication solution, an alternative to Auth0 and Firebase Auth that you can self-host.

Alternative to:

Auth0

Auth0 is a flexible, drop-in solution to add authentication and authorization services to your applications. It provides identity management, SSO, MFA, and social login for any platform.

Visit Auth0