Best Open Source Projects using Authentication

A collection of the best open source projects using Authentication. Find the best tools for Authentication that are open source and free to use/self-hostable.

Open Source backend for your next SaaS and Mobile app in 1 file

Open source alternative to Auth0 / Firebase Auth / AWS Cognito

The Open Source Firebase Alternative with GraphQL.

Identity infrastructure for developers

Auth and user management for the passkey era

Open source API authentication and authorization

Get updates on new tools, alternatives, and other cool stuff.