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US-based service - Your data may be subject to US CLOUD Act and accessed by US authorities

Auth0 logo

EU Alternative to Auth0

🇺🇸US Company

by Okta

Auth0 by Okta is a flexible identity management platform that provides secure authentication and authorization services for applications. It simplifies user login, enhances security, and improves user experience. Ideal for developers and businesses.

Best European Alternatives to Auth0

2 privacy-focused, GDPR-compliant alternatives

Zitadel logo

Zitadel

🇨🇭

by 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.

EU-BasedGDPR CompliantOpen SourceSelf-HostableSwiss hosted
Migration:A few hours to a day, depending on data size and complexity

Why switch?

  • Zitadel is GDPR compliant, ensuring EU data protection.
  • Open-source allows for customization and transparency.
  • Swiss hosting offers strong data privacy laws.

Consider

  • Migration from Auth0 may require significant effort.
  • Learning curve for teams unfamiliar with Zitadel.
Authentik logo

Authentik

🇩🇪

by 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.

EU-BasedOpen SourceSelf-HostableSource AvailableEU-hostedGDPR Compliant
Migration:Several hours to a day, depending on the number of users and complexity

Why switch?

  • GDPR compliance ensures EU data protection standards.
  • Open-source allows for code transparency and customization.
  • Self-hosting offers control over data and infrastructure.

Consider

  • Migration may require significant time and resources.
  • Learning curve for teams unfamiliar with Authentik.

Why switch from Auth0?

US CLOUD Act

US authorities can access your data stored by US companies, even if stored in Europe.

Privacy Concerns

US companies may collect and use your data in ways not compliant with EU standards.

EU Alternatives

EU-based services must comply with GDPR, giving you stronger privacy protections.

Frequently Asked Questions

Are there European alternatives to Auth0?
Yes, there are several GDPR-compliant European alternatives to Auth0. These EU-based services offer similar functionality while ensuring your data stays within EU jurisdiction and is protected under strict European privacy laws.
Why should I switch from Auth0 to an EU alternative?
Switching to an EU alternative gives you better data protection under GDPR, keeps your data in European data centers, and ensures you're not subject to US surveillance laws like the CLOUD Act. Many EU alternatives offer comparable features with stronger privacy guarantees.
Is Auth0 GDPR compliant?
As a US-based company, Auth0 may transfer and process your data in the United States. While they may have GDPR compliance measures, your data could still be subject to US laws including the CLOUD Act.
How do I migrate from Auth0 to an EU alternative?
We provide detailed migration guides to help you switch from Auth0 to European alternatives. These guides include step-by-step instructions, data export procedures, and tips for a smooth transition.

Other Authentication you might want to replace

Ready to switch to a privacy-focused alternative?

Protect your data by moving to an EU-based service. Our migration guides make switching easy.

2 Best EU Alternatives to Auth0 (2026) - GDPR Compliant | BuiltInEu | BuiltInEu