Prompt
Auth0 alternatives for SAML and OIDC
Latest observation
Oct 6, 2026
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If you’re looking for Auth0 alternatives that support both SAML and OIDC, here are solid options, grouped by use case:
Popular alternatives
1. Okta
- Strong enterprise identity platform
- Supports SAML, OIDC/OAuth2, SCIM
- Good for workforce and customer identity
- Mature admin tooling, MFA, lifecycle management
2. AWS Cognito
- Supports OIDC and federation with SAML IdPs
- Good if you’re already in AWS
- Cheaper than many enterprise vendors, but more limited UX and flexibility than Auth0/Okta
3. Microsoft Entra ID (Azure AD)
- Supports SAML and OIDC
- Best fit if your users are in Microsoft ecosystems or you need enterprise SSO
- Can be used for both workforce and external identity scenarios
4. Ping Identity / PingOne
- Enterprise-grade identity platform
- Supports SAML, OIDC, OAuth2
- Strong in complex SSO and federation use cases
5. OneLogin
- Supports SAML and OIDC
- Simpler enterprise SSO platform
- Often used for workforce identity and app federation
6. Keycloak
- Open-source and self-hostable
- Supports SAML, OIDC, OAuth2
- Great if you want control and lower licensing cost
- Requires more ops and maintenance
7. FusionAuth
- Developer-friendly identity platform
- Supports SAML and OIDC
- Good Auth0-style alternative with self-hosted and managed options
8. WorkOS
- Focused on enterprise SSO for B2B apps
- Supports SAML and OIDC
- Good if you want to add enterprise login quickly without building everything yourself
Best picks by scenario
- Closest Auth0-style developer experience: FusionAuth, WorkOS
- Enterprise SSO / workforce: Okta, Entra ID, PingOne
- Low-cost / self-hosted: Keycloak
- AWS-native: Cognito
- B2B enterprise login with fast implementation: WorkOS
Quick selection guide
Choose based on these questions:
- Need full managed service? → Okta, WorkOS, Entra ID
- Need self-hosted / open source? → Keycloak, FusionAuth
- Need lowest vendor lock-in? → Keycloak or self-hosted FusionAuth
- Need simple enterprise SSO for SaaS? → WorkOS
- Already on AWS/Azure? → Cognito / Entra ID
If you want, I can also give you:
- a comparison table of pricing/features,
- the best Auth0 replacement for your exact use case, or
- a SAML vs OIDC support matrix for these vendors.