Authorizer
Open source authentication and authorization solution
Authorizer is an open-source authentication and authorization solution for your applications. Bring your database and have complete control over the user information. You can self-host authorizer instances and connect to any SQL database.
Explore Authorizer Alternatives
Discover similar tools other users compare against.
Appwrite
Build like a team of hundreds
A secure open-source backend server provides the core APIs required to build web and mobile applications. Appwrite provi…
Clerk
An authentication and user management platform
A complete suite of embeddable UIs, flexible APIs, and admin dashboards to authenticate and manage your users.
PropelAuth
Authentication that works before you write any code
PropelAuth hosts and manages your authentication. Features like social logins, magic links, or managing profile pictures…
Logto
The better identity infrastructure for developers.
Every app needs authentication and authorization. Logto is an open-source Auth0 alternative designed for modern apps and…
Auth0
Secure access for everyone. But not just anyone.
Whether you’re a developer looking to innovate or a security professional looking to mitigate, we make identity work for…