* [Hanko backend/v3.1.0](https://github.com/teamhanko/hanko) – Open-source authentication and user management solution focused on passwordless login. * [WebAuthn Library v0.18.2](https://github.com/go-webauthn/webauthn) – FIDO2-conformant passkey and authentication backend for Go applications. * [React Native Credentials Manager v0.9.0](https://github.com/benjamineruvieru/react-native-credentials-manager) – React Native library implementing Android Credential Manager and iOS AuthenticationServices for password, passkey, and platform sign-in management.