Authentik
Open-source identity provider supporting OAuth 2.0, OpenID Connect, SAML 2.0, LDAP, with FIDO2/passkey support and flexible self-hosted or managed deployment for enterprise authentication.
Overview
| Category | Auth |
| Self-Hostable | Yes |
| On-Prem | No |
| Best For | startup, growth, enterprise |
| Last Verified | 2026-02-13 |
Strengths & Weaknesses
Strengths:- customization
- cost
- security
- Requires self-hosted infrastructure
- Smaller community than Keycloak
- Less polished DX
When to Use
Best when:- Self-hosted authentication needed
- Want open source with enterprise support
- Replacing Auth0 or Okta