This comparison focuses on Keycloak and Supabase Auth's OpenID Connect protocol support. Looking for their (C)IAM features like MFA, SSO, and user management? Compare Keycloak vs Supabase Auth on (C)IAM features.

Keycloak vs Supabase Auth

Compare Keycloak and Supabase Auth side by side across grant types, token endpoint authentication methods, extensions, endpoints, FAPI compliance, and protocol features.

Keycloak🇺🇸

Supabase Auth🇺🇸

Keycloak supports 40 of 44 tracked features, Supabase Auth supports 14.

Feature Comparison

Grant Types

Extensions

Endpoints

Token Endpoint Authentication Methods

none
client_secret_basic
client_secret_post
client_secret_jwt
private_key_jwt
tls_client_auth

Prompts

Features

Financial-grade API (FAPI)

Looking for a different comparison? See the full OpenID Connect Providers benchmark.

Looking for their (C)IAM features like MFA, SSO, and user management? Compare Keycloak vs Supabase Auth on (C)IAM features.

More Supabase Auth comparisons

Supabase Auth vs Ping Identity Supabase Auth vs Authlete Supabase Auth vs Curity Supabase Auth vs Gluu Supabase Auth vs Okta Supabase Auth vs Auth0 Supabase Auth vs Duende IdentityServer Supabase Auth vs Zitadel Supabase Auth vs Ory Supabase Auth vs Better Auth Supabase Auth vs Spring Security Supabase Auth vs Authelia Supabase Auth vs authentik Supabase Auth vs Microsoft Entra External ID Supabase Auth vs FusionAuth Supabase Auth vs CyberArk Identity Supabase Auth vs Descope Supabase Auth vs Amazon Cognito Supabase Auth vs Kinde Supabase Auth vs WorkOS Supabase Auth vs Logto Supabase Auth vs Stytch Supabase Auth vs SAP CIAM Supabase Auth vs Clerk Supabase Auth vs SuperTokens Supabase Auth vs Memority Supabase Auth vs Frontegg Supabase Auth vs Purse Identity Supabase Auth vs SailPoint Identity Security Cloud Supabase Auth vs Evidian Supabase Auth vs Firebase Authentication

Note: The current data is based on provider documentation/experience and may not be 100% accurate.