Leaving Auth0? Here's everything you need
Compare 3 EU alternatives side-by-side. Find the right fit based on migration difficulty, pricing, and privacy features.
Your data may be subject to US surveillance laws
Auth0 is headquartered in the US. Under the CLOUD Act and FISA Section 702, US authorities can access your data without your knowledge. Switch to an EU alternative to keep your data protected under GDPR.
All EU Alternatives at a Glance
| Alternative | Country | Pricing | Difficulty | Time Estimate | Actions |
|---|---|---|---|---|---|
KeycloakRecommended Keycloak is an open-source identity and access management solution developed in Europe. It provides features such as single sign-on (SSO), user federation, identity brokering, and social login. Keycloak enables secure authentication and authorization for applications, enhancing user management and security protocols. Visit keycloak.org for more information. | 🇪🇺EU | Contact | Hard | 1-2 weeks | |
Zitadel Zitadel is an open-source identity and access management platform developed by the European company Zitadel. It provides developers with tools for user authentication, authorization, and secure data management. The platform supports various protocols and integrates easily with existing applications, ensuring a streamlined user experience. | 🇨🇭Switzerland | Contact | Medium | 2-4 hours | |
Authentik Authentik is an open-source identity provider designed for user authentication and authorization. Developed by a European company, it supports various protocols including OAuth2 and SAML, enabling secure access management for applications. Authentik offers a customizable user interface and integrates easily with existing systems. | 🇩🇪Germany | Contact | Hard | Several days to a week, depending on the complexity of your setup |
Our Top Picks
Best for Privacy
Authentik is an open-source identity provider designed for user authentication and authorization. Developed by a European company, it supports various protocols including OAuth2 and SAML, enabling secure access management for applications. Authentik offers a customizable user interface and integrates easily with existing systems.
Certifications:
Migration difficulty data is being enriched for these alternatives.
Detailed Comparison of Each Alternative
Keycloak is an open-source identity and access management solution developed in Europe. It provides features such as single sign-on (SSO), user federation, identity brokering, and social login. Keycloak enables secure authentication and authorization for applications, enhancing user management and security protocols. Visit keycloak.org for more information.
Advantages
- Keycloak is open source, allowing for full code customization.
- Keycloak supports GDPR compliance with EU-based servers.
- Self-hosting Keycloak can reduce long-term operational costs.
- Keycloak offers optional E2E encryption for enhanced data security.
Trade-offs
- Migration from Auth0 to Keycloak may require significant data transfer.
- Keycloak's user interface may have a steeper learning curve.
- Some Auth0 features like anomaly detection may be missing in Keycloak.
Zitadel is an open-source identity and access management platform developed by the European company Zitadel. It provides developers with tools for user authentication, authorization, and secure data management. The platform supports various protocols and integrates easily with existing applications, ensuring a streamlined user experience.
Advantages
- Zitadel is EU-based, ensuring compliance with GDPR regulations.
- Zitadel offers open-source code, allowing for custom modifications.
- Data is stored in EU servers, reducing data transfer risks.
- E2E encryption is optional, enhancing data security for sensitive info.
Trade-offs
- Migration from Auth0 may require significant data transfer efforts.
- Zitadel's feature set may lack some advanced options found in Auth0.
- Learning curve for developers unfamiliar with Zitadel's architecture.
Authentik is an open-source identity provider designed for user authentication and authorization. Developed by a European company, it supports various protocols including OAuth2 and SAML, enabling secure access management for applications. Authentik offers a customizable user interface and integrates easily with existing systems.
Advantages
- Authentik is fully GDPR compliant, ensuring EU data protection.
- Authentik's servers are located in the EU, enhancing data sovereignty.
- Authentik is open-source, allowing for custom modifications and audits.
- Authentik offers optional end-to-end encryption for enhanced security.
Trade-offs
- Migrating from Auth0 may require significant data and configuration effort.
- Authentik's feature set may lack some advanced options found in Auth0.
- Learning curve for Authentik's interface could slow down initial deployment.
Before You Switch
Export your data from Auth0 before you start the migration. This ensures you have a backup and makes the transition smoother.
General Data Export Steps
- 1Log into your Auth0 account and navigate to Settings or Privacy.
- 2Look for "Download your data", "Export", or "Data portability" options.
- 3Select all data you want to export and choose a standard format (ZIP, CSV, JSON).
- 4Wait for the export to complete — large accounts may take hours or days.
- 5Download and verify the export before proceeding with migration.
Under GDPR Article 20, you have the right to data portability. Auth0 is required to provide your data in a structured, commonly used format upon request.
Frequently Asked Questions
What are the best EU alternatives to Auth0?
There are 3 European alternatives to Auth0. Keycloak, Zitadel, Authentik are among the top-rated options. All are GDPR-compliant and store your data in European data centers.
How long does it take to switch from Auth0?
Migration time varies by alternative. Most migrations can be completed in under an hour with our step-by-step guides. We provide detailed migration guides for each alternative.
Can I export my data from Auth0?
Yes, most services including Auth0 allow you to export your data. Check the settings or privacy section of your Auth0 account for data export options. GDPR also grants you the right to data portability.
Is switching from Auth0 to an EU alternative safe?
Yes, switching is safe when done correctly. We recommend: 1) Export your data from Auth0 first, 2) Set up the new EU service, 3) Import your data, 4) Run both services in parallel for a transition period, 5) Update any linked accounts or integrations, and 6) Cancel your Auth0 subscription only after verifying everything works.
Why should I switch from Auth0 to an EU alternative?
EU alternatives provide stronger privacy protection under GDPR, keep your data in European data centers, and are not subject to US surveillance laws like the CLOUD Act or FISA Section 702. By switching, you gain true data sovereignty and support European tech innovation.