hanko
An open-source authentication and user management solution with passkeys, MFA, OAuth SSO, and SAML support.
What is hanko?
Hanko is an open-source authentication and user management solution that provides a modern, privacy-first alternative to commercial services. It offers multiple authentication methods including passwords, MFA, passkeys, social logins, and SAML SSO through a flexible, API-first backend and easy-to-integrate web components. The project emphasizes data minimalism, phishing resistance, and developer control, supporting both self-hosting and managed cloud deployment.
Developers and teams building web applications who need a customizable, framework-agnostic authentication system with modern security standards and privacy considerations. It suits those seeking alternatives to services like Auth0 or Firebase Authentication, especially with requirements for passkeys, OAuth SSO, or SAML Enterprise SSO.
Developers choose Hanko for its privacy-first principles, data minimalism, and phishing-resistant design, giving them full control over authentication without vendor lock-in. Its modular architecture with web components and SDKs allows for both quick integration and custom implementations, supporting a wide range of authentication methods and configurations like passkey-only or OAuth-only setups.
Overview
Modern authentication, on your terms. Open source alternative to Auth0, Clerk, WorkOS, Stytch.
Use Cases
Best For
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