This comparison focuses on Duende IdentityServer and Better Auth's OpenID Connect protocol support. Looking for their (C)IAM features like MFA, SSO, and user management? Compare Duende IdentityServer vs Better Auth on (C)IAM features.
Duende IdentityServer vs Better Auth
Compare Duende IdentityServer and Better Auth side by side across grant types, token endpoint authentication methods, extensions, endpoints, FAPI compliance, and protocol features.
Duende IdentityServer supports 31 of 44 tracked features, Better Auth supports 25.
Feature Comparison
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 Duende IdentityServer vs Better Auth on (C)IAM features.
More Duende IdentityServer comparisons
Duende IdentityServer vs KeycloakDuende IdentityServer vs Ping IdentityDuende IdentityServer vs AuthleteDuende IdentityServer vs CurityDuende IdentityServer vs GluuDuende IdentityServer vs OktaDuende IdentityServer vs Auth0Duende IdentityServer vs ZitadelDuende IdentityServer vs OryDuende IdentityServer vs Spring SecurityDuende IdentityServer vs AutheliaDuende IdentityServer vs authentikDuende IdentityServer vs Microsoft Entra External IDDuende IdentityServer vs FusionAuthDuende IdentityServer vs CyberArk IdentityDuende IdentityServer vs DescopeDuende IdentityServer vs Amazon CognitoDuende IdentityServer vs KindeDuende IdentityServer vs WorkOSDuende IdentityServer vs LogtoDuende IdentityServer vs StytchDuende IdentityServer vs Supabase AuthDuende IdentityServer vs SAP CIAMDuende IdentityServer vs ClerkDuende IdentityServer vs SuperTokensDuende IdentityServer vs MemorityDuende IdentityServer vs FronteggDuende IdentityServer vs Purse IdentityDuende IdentityServer vs SailPoint Identity Security CloudDuende IdentityServer vs EvidianDuende IdentityServer vs Firebase Authentication
More Better Auth comparisons
Better Auth vs KeycloakBetter Auth vs Ping IdentityBetter Auth vs AuthleteBetter Auth vs CurityBetter Auth vs GluuBetter Auth vs OktaBetter Auth vs Auth0Better Auth vs ZitadelBetter Auth vs OryBetter Auth vs Spring SecurityBetter Auth vs AutheliaBetter Auth vs authentikBetter Auth vs Microsoft Entra External IDBetter Auth vs FusionAuthBetter Auth vs CyberArk IdentityBetter Auth vs DescopeBetter Auth vs Amazon CognitoBetter Auth vs KindeBetter Auth vs WorkOSBetter Auth vs LogtoBetter Auth vs StytchBetter Auth vs Supabase AuthBetter Auth vs SAP CIAMBetter Auth vs ClerkBetter Auth vs SuperTokensBetter Auth vs MemorityBetter Auth vs FronteggBetter Auth vs Purse IdentityBetter Auth vs SailPoint Identity Security CloudBetter Auth vs EvidianBetter Auth vs Firebase Authentication
Note: The current data is based on provider documentation/experience and may not be 100% accurate.