Sign-in & identity
authentik
Flexible identity provider for single sign-on.
open source self-hostable Authentik Security Inc. · USOIDC, SAML, LDAP and forward-auth in one self-hosted server with a modern admin; the company is American, the software is yours.
Website ↗ Source ↗ Plan “Sign-in & identity” with it
How you can run it
| Way | Where the data lives | Price basis | Verdict |
|---|---|---|---|
| Host it myself | your own server or hardware | free | green — You run it yourself: no data leaves your own infrastructure. |
Facts
| Company / project | Authentik Security Inc. (US) |
|---|---|
| Licence | MIT |
| Self-hosting footprint | 1024 MB RAM · 1 vCPU · 2 GB — small deployment: a household or a team of up to ~20 people |
| Commonly replaces | Okta, Microsoft Entra ID |
| Provenance | curated, verified 2026-09-04 |
Machine-readable: /api/tools/authentik.json. Something wrong? Tell us.