Open Source Alternatives

Open Source Auth

The best open source alternatives to popular Auth tools. Scored and analyzed.

7 proprietary tools tracked · 38 alternatives

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All alternatives / Auth

Proprietary Tools in This Space

Auth0

Identity and access management platform.

11 alternativesView alts →

Okta

Identity and access management platform for enterprise.

7 alternativesView alts →

AWS Cognito

User authentication and authorization service from Amazon.

7 alternativesView alts →

Clerk

Developer-first authentication and user management with prebuilt React/Next.js UI components.

5 alternativesView alts →

WorkOS

Enterprise-readiness platform: SSO, SCIM directory sync, and audit logs for B2B SaaS.

3 alternativesView alts →

Stytch

API-first authentication platform for passwordless, B2B SaaS auth, and fraud prevention.

3 alternativesView alts →

Azure AD (Microsoft Entra ID)

Microsoft's cloud identity service (now Entra ID): SSO, MFA, and directory for apps and workforces.

2 alternativesView alts →

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