Replace-Xyour much needed alternatives
authentik
SECURITYSlick modern Single Sign-On Identity provider.
FREEDOM SCORE5.0Open
✓Is it free?
+1.5✓Open source?
+1.5✓Self-hostable?
+1.0✓Data export?
+0.5✓Free pricing tier?
+0.5RELEVANCE SCORE4.5Active
✓Actively maintained?
+1.5✓Large community?
+1.5✓Has public API?
+1.0✓Commit < 3 months?
+0.5×Stars > 20k?
+0.5About authentik
Flexible SSO built on Python and Go. Coordinates customizable user authentication flows beautifully.
WHAT IT DOES WELL
- +Beautiful visual auth pipelines drag builder
- +Integrated proxy handles legacy apps auth wrapping
HONEST PROBLEMS
- ✗Flow builder logic has significant learning curve
SELF-HOSTABILITY PROFILE
DifficultyHARD
License typeGPL-3.0
💡 "Rapidly replacing Keycloak across major networks."
PROJECT METRICS
Repositorygithub.com/goauthentik/authentik
LicenseGPL-3.0
GitHub Stars⭐ 16,500
Last CommitMay 28, 2026
Last VerifiedVerified May 2026