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Head-to-head · Passkey Authentication Software

Keycloak vs Signicat Passkeys

  • Updated Oct 2026
  • Both researched from official sources
  • 1 check side by side
Higher score Keycloak #1 in Passkey Authentication Software 9.3/10 Open source ✓ 1 of 4 features Visit Keycloak
Signicat Passkeys #7 in Passkey Authentication Software 8.4/10 Pricing on request ✓ 0 of 4 features Visit Signicat

Keycloak leads on 0 checks, Signicat Passkeys on 0, and 1 is even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreKeycloak · 9.3/10
  • Most featuresKeycloak · 1 of 4

Keycloak scores higher on our rubric for passkey authentication software: 9.3 against 8.4 out of 10; our editors rank them #1 and #7.

Keycloak is the better fit for teams wanting established self-hosted IAM. Signicat Passkeys is the better fit for teams wanting no-code passkey workflows.

  • Keycloak fits best

    Teams wanting established self-hosted IAM

  • Signicat Passkeys fits best

    Teams wanting no-code passkey workflows

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Side by side

Feature Keycloak 9.3/10 Visit ↗ Signicat Passkeys 8.4/10 Visit ↗
At a glance
Editor score 9.3 8.4
Ranking #1 in Passkey Authentication Software #7 in Passkey Authentication Software
Best for Teams wanting established self-hosted IAM Teams wanting no-code passkey workflows
Pricing model Free Paid
Starting price Open source Pricing on request
Free plan Not checked yet Not checked yet
Free trial — —
Deployment Cloud, Desktop, Self-hosted Cloud
Platforms Web, Windows, Linux Web
Features Keycloak 1/4 · Signicat Passkeys 0/4
Mobile SDKs Not checked yet Not checked yet
Workforce authentication Not checked yet Not checked yet
Directory sync ✓ (best) Not checked yet
Authentication policies Not checked yet Not checked yet
Specs
Deployment model Not checked yet Cloud
Passkey types Not checked yet Not checked yet
Included monthly users Not checked yet Not checked yet
Our review
Pros
  • WebAuthn passkeys alongside TOTP, HOTP, and recovery codes
  • SSO, federation, LDAP, Active Directory, and social login support
  • Fine-grained authorization with OpenID Connect, OAuth 2.0, and SAML
  • Supports biometrics, device PINs, FIDO2 and WebAuthn
  • Ready-made no-code flows plus custom RiskFlow workflows
  • Includes cross-device synchronization and authentication audit logs
Cons
  • Requires self-hosted deployment and server management
  • SCIM support is preview functionality and disabled by default
  • Broad IAM scope can require more setup than a focused passkey service
  • Pricing requires contacting sales for a personalised quote
  • Implementation is delivered within the Signicat ReuseID service
  • The core experience is focused on browser-based authentication
Our verdict

Keycloak is an open-source identity and access management server for securing web applications, REST services, and other applications. It is suited to teams that want passkey authentication within a broader IAM system, including single…

Read the review →

Signicat Passkeys is a cloud service for passwordless, browser-based authentication. It is designed for businesses replacing traditional passwords with passkeys authenticated through fingerprints, facial recognition or a device PIN. The…

Read the review →
  1. KeycloakPasskey Authentication Software 9.3Open source
  2. Signicat PasskeysPasskey Authentication Software 8.4Pricing on request

Strengths and trade-offs

  • Keycloak — where it wins

    • WebAuthn passkeys alongside TOTP, HOTP, and recovery codes
    • SSO, federation, LDAP, Active Directory, and social login support
    • Fine-grained authorization with OpenID Connect, OAuth 2.0, and SAML

    Where it doesn't

    • Requires self-hosted deployment and server management
    • SCIM support is preview functionality and disabled by default
    • Broad IAM scope can require more setup than a focused passkey service

  • Signicat Passkeys — where it wins

    • Supports biometrics, device PINs, FIDO2 and WebAuthn
    • Ready-made no-code flows plus custom RiskFlow workflows
    • Includes cross-device synchronization and authentication audit logs

    Where it doesn't

    • Pricing requires contacting sales for a personalised quote
    • Implementation is delivered within the Signicat ReuseID service
    • The core experience is focused on browser-based authentication
  • Keycloak9.3/10 · Open source

    A broad open-source IAM server for teams prepared to manage self-hosted deployment.

    Visit KeycloakFull verdict →
  • Signicat Passkeys8.4/10 · Pricing on request

    A no-code-friendly passkey service for teams moving beyond password-based web authentication.

    Visit SignicatFull verdict →

More comparisons

All passkey authentication software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update