European Alternatives to Auth0 (Okta)

Auth0 is a popular developer-focused identity platform, now owned by Okta. It inherits Okta's US jurisdiction and security track record.

6 European alternatives foundCategory: identity-access-management

Why switch from Auth0?

  • Now owned by Okta, inheriting its US jurisdiction and security incident history
  • Developer authentication data processed outside the EU
  • European alternatives offer similar developer experience with EU data residency
  • Open-source options like Hanko provide passkey-first authentication

Best European Alternatives to Auth0

1

cidaas

🇩🇪 Germany, Wimsheim

cidaas — European alternative

Key advantages:
  • Single sign-on (SSO) and smart multi-factor authentication with risk-based step-up prompts
  • Fine-grained authorization and role/group-based access control with anomaly detection
  • Full consent management and GDPR-compliant identity lifecycle administration
Free TierGDPR
Full reviewVisit cidaas
2

Bare.ID

🇩🇪 Germany, Wiesbaden

Bare.ID — European alternative

Key advantages:
  • Single sign-on via OpenID Connect and SAML 2.0 with a pre-configured application gallery
  • Multi-factor authentication supporting OTP (SMS/email), authenticator apps, and FIDO2/WebAuthn
  • Flexible user directory integration with Active Directory, external identity providers, and REST APIs
GDPR
Full reviewVisit Bare.ID
3

ZITADEL

🇨🇭 Switzerland (non-EU but European), St. Gallen

ZITADEL — European alternative

Key advantages:
  • Passwordless and passkey-first authentication with FIDO2/WebAuthn, OTP, and social logins
  • Built-in multi-tenancy with organization and team management for B2B SaaS use cases
  • OpenID Connect, OAuth 2.x, and SAML2 support with an API-first gRPC and REST interface
Open SourceFree TierGDPR
Full reviewVisit ZITADEL
4

Cloud-IAM

🇫🇷 France, Rennes

Cloud-IAM — European alternative

Key advantages:
  • Fully managed Keycloak-as-a-Service with automated upgrades, backups, and disaster recovery
  • Single sign-on via OpenID Connect, OAuth 2.0, and SAML 2.0 with user federation (LDAP/Active Directory)
  • Multi-factor authentication with TOTP, one-time passwords, and WebAuthn support
Free TierGDPR
Full reviewVisit Cloud-IAM
5

Hanko

🇩🇪 Germany, Kiel

Hanko — European alternative

Key advantages:
  • Passkey-first authentication with full FIDO2/WebAuthn support for passwordless login
  • Flexible authentication flows supporting passwords, email passcodes, OAuth SSO, and SAML
  • Customizable Web Components (Hanko Elements) for drop-in login, onboarding, and profile UI
Open SourceFree TierGDPR
Full reviewVisit Hanko
6

Login-Master

🇩🇪 Germany, Germany

Login-Master — European alternative

Key advantages:
  • Managed Keycloak with proprietary IAM extensions for authentication, authorization, and user lifecycle
  • Single sign-on via OpenID Connect and OAuth 2.0 with support for delegated authentication across identity providers
  • Multi-factor authentication (MFA) as an add-on to Keycloak deployments
GDPR
Full reviewVisit Login-Master

How They Compare to Auth0

ProductCountryOpen SourceFree TierFounded
Auth0USNoVaries—
cidaas🇩🇪 GermanyNoYes2015
Bare.ID🇩🇪 GermanyNoNo2021
ZITADEL🇨🇭 Switzerland (non-EU but European)YesYes2019
Cloud-IAM🇫🇷 FranceNoYes2018
Hanko🇩🇪 GermanyYesYes2015
Login-Master🇩🇪 GermanyNoNo—

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Frequently Asked Questions

What is the best European alternative to Auth0?

Hanko (Germany) is the best developer-focused alternative with passkey-first authentication. ZITADEL (Switzerland) offers a full Auth0-like platform with open-source self-hosting.

Migration guide coming soon

We're building a step-by-step guide for migrating from Auth0 (Okta) to European alternatives. Sign up to be notified when it's ready.

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