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Best European alternatives to Keycloak in 2026

We found 1 EU-built alternative to Keycloak — GDPR-native, with verified data sovereignty and transparent rankings. No pay-to-win.

1 EU-built alternative to Keycloak

Zitadel

Cybersecurity

EU Mentions

Zitadel is an open-source identity and access management platform offering authentication, authorization, and user management. It supports SSO, OAuth2, OIDC, and MFA, making it a developer-friendly alternative to Auth0 or Keycloak.

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