Open Source Identity and Access Management for modern Applications and Services.




AWS Identity and Access Management is described as 'With AWS Identity and Access Management (IAM), you can specify who or what can access services and resources in AWS, centrally manage fine-grained permissions, and analyze access to refine permissions across AWS' and is a identity management tool in the network & admin category. There are more than 50 alternatives to AWS Identity and Access Management for a variety of platforms, including Web-based, Self-Hosted, SaaS, Linux and Mac apps. The best AWS Identity and Access Management alternative is Keycloak, which is both free and Open Source. Other great apps like AWS Identity and Access Management are VoidAuth, ZITADEL , authentik and Authelia.
Open Source Identity and Access Management for modern Applications and Services.




Open-source authentication and user management platform offering passkey-based SSO, centralized login, user invitations, self-registration, and email integration for self-hosted deployments. Emphasizes privacy, admin and user ease, local data control, and strong security.

Secure authentication management for your application. Customize as you grow, with easy APIs and programmable workflows. Focus on growing, your login is in good hands.

authentik is an open-source identity provider focused on flexibility and versatility.




Protect your applications with Single Sign-On and 2 Factor. Authelia is an open-source full-featured authentication server available on Github.



AuthKit is a Radix-powered open source authentication UI built for effortless customizations. User Management is the backend platform handling email verification, account linking, bot blocking, organization modeling, and more.




Hanko is a modern open source Authentication & User Management system – built and hosted in the EU. Alternative to Clerk, Auth0, Stytch, Descope.

Stack is an open-source, self-hostable, and highly customizable authentication and user management system.


Kanidm is an identity management server, acting as an authority on account information, authentication and authorisation within a technical environment.


You can connect any application (written in any language or on any stack) to Auth0 and define its Connection, the method used to authenticate the users of that application:



Better Auth is a framework-agnostic authentication and authorization framework for TypeScript. It provides a comprehensive set of features out of the box and includes a plugin ecosystem that simplifies adding advanced functionalities.

LemonlLDAP::NG is a modular Web-SSO based on Apache::Session modules. It simplifies the build of a protected area with a few changes in the application. It manages both authentication and authorization and provides headers for accounting.



