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authentik
Secrets & Credentials
An open‑source Identity Provider (IdP) for modern SSO supporting SAML, OAuth2/OIDC, LDAP, RADIUS and more.
Python
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Latest version/2026.5.2 · 6d ago
Security brief →
Features
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Supports SAML, OAuth2/OIDC, LDAP, RADIUS and other authentication protocols
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Designed for self‑hosting from small labs to large production clusters
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Enterprise edition offers a replacement for commercial IdPs like Okta, Auth0, Entra ID and Ping Identity
Upgrade now
version/2026.5.2
Security relevant
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Auth
Breaking upgrade
Security patches + bugfixes
Upgrade now
version/2026.2.4
Security relevant
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Auth
Dependencies
Security fixes + core updates
Review required
version/2025.12.6
Mixed
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Auth
Crypto / TLS
MTLS cert handling + docs fix + freezegun config
No immediate action
version/2026.5.0
Mixed
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Docs + SAML + MTLS + Web + Root
Upgrade now
version/2026.2.3
Bug fix
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Dependencies
OAuth2 refresh token fix
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About
Languages
Python
·
TypeScript
·
Go
Downloads/week
7,526
↑31%
TypeScript
Types included ✓
Install & Platforms
Install via
docker-compose
helm
Alternative to
Okta
Auth0
Entra ID
Ping Identity
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