Legacy Default
Auth0
Mature product, but a US Okta subsidiary with corresponding sub-processor and jurisdiction exposure.
Comparison
ZITADEL vs Auth0
Swiss open-source IAM platform with managed EU and CH cloud regions, full self-hosting support, and clear European jurisdiction. — a detailed comparison to help European teams evaluate the switch.
European Alternative
ZITADEL
Swiss open-source identity and access management platform with managed EU and Switzerland cloud regions and full self-hosting support.
Sankt Gallen, Switzerland CH Open Source Self-Hostable
Feature Comparison
Side-by-side comparison
How ZITADEL compares to Auth0 on key dimensions.
| Dimension | Auth0 | ZITADEL |
|---|---|---|
| Headquarters | US-based | Sankt Gallen, Switzerland |
| Jurisdiction | US law | Switzerland |
| Hosting Region | Global / US default | Switzerland and EU regions on managed cloud, or self-hosted |
| Company location | US Okta subsidiary | Sankt Gallen, Switzerland |
| Source model | Proprietary SaaS | Apache 2.0 open source |
| Deployment choice | Managed cloud only | Managed cloud or fully self-hosted |
| Data sovereignty story | Depends on Okta corporate structure | Swiss jurisdiction with EU regional options |
Key capabilities of ZITADEL
- OIDC, OAuth 2.0, SAML, and SCIM in a single platform
- Customer identity and workforce identity in one product
- Open-source core under the Apache 2.0 license
- Managed cloud with Swiss and EU regions
- Self-hostable on Kubernetes or single-binary deployments
Compliance Note
ZITADEL is operated by ZITADEL GmbH in Sankt Gallen, Switzerland, with open-source code under Apache 2.0 and managed cloud regions in Switzerland and the EU.
Frequently asked questions
Is ZITADEL a good replacement for Auth0?
Swiss open-source IAM platform with managed EU and CH cloud regions, full self-hosting support, and clear European jurisdiction. ZITADEL is headquartered in Sankt Gallen, Switzerland with data hosted in Switzerland and EU regions on managed cloud, or self-hosted, providing clearer GDPR compliance for European teams.
Where is ZITADEL hosted?
ZITADEL operates from Switzerland and EU regions on managed cloud, or self-hosted under Switzerland jurisdiction, keeping data within European legal frameworks.
Is ZITADEL open source?
Yes, ZITADEL is open source under the Apache 2.0 license. It can also be self-hosted for full data control.
Pairings
Tools that work well with ZITADEL
Complement your European stack with these pairings.
Hosting & Cloud
Hetzner
One of the most practical EU infrastructure defaults for startups that want predictable costs and regional clarity.
Collaboration
Nextcloud
File sync, document collaboration, chat, and calendar capabilities with strong deployment control.
Hosting & Cloud
Scaleway
Public cloud and infrastructure platform for teams that want an explicitly European cloud provider with a modern product surface.