Authentik
An open-source Identity Provider (IdP) for modern SSO, supporting SAML, OAuth2/OIDC, LDAP, RADIUS, and more.
What is Authentik?
authentik is an open-source Identity Provider (IdP) that provides modern single sign-on (SSO) capabilities. It supports a wide range of authentication protocols including SAML, OAuth2/OIDC, LDAP, and RADIUS, designed to be self-hosted from small labs to large production environments. It solves the problem of centralized, secure identity management without relying on proprietary cloud services.
System administrators, DevOps engineers, and organizations needing a self-hosted identity solution for internal or customer-facing applications.
Developers choose authentik for its comprehensive protocol support, scalability, and the ability to fully control their identity infrastructure. Its open-source nature and self-hosting capabilities provide a cost-effective and flexible alternative to commercial identity providers.
Overview
The authentication glue you need.
Use Cases
Best For
- Replacing commercial identity providers like Okta or Auth0 with a self-hosted solution
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