# Set Up Authentik SSO – Single Sign-On for Self-Hosted Apps

Authentik as identity provider: SSO for Immich, Grafana, Nextcloud & more – OAuth2/OIDC on a VPS, central users and 2FA.

**Quick answer:** **Authentik** is your self-hosted **SSO/identity provider** – one login for many apps (OIDC/OAuth2), central 2FA.

## Related

- [Vaultwarden](/en/selbst-hosten/vaultwarden-installieren)
- [Immich](/en/selbst-hosten/immich-installieren)
- [Security](/en/security)
*Self-host on VPS: [Order VPS](https://nexorahost.com/Dedicated-server) · [panel.nexorahost.de](https://panel.nexorahost.de) · [nexorahost.com](https://nexorahost.com) (Frankfurt · GDPR · NVMe)*