Open source alternative to Auth0 / Firebase Auth / AWS Cognito

PowerAuth - Open-source solution for authentication, secure data storage and transport security in mobile banking.

WebAuthn demo with Ionic/Angular and Spring Boot

PowerAuth mobile SDK adds capability for authentication and transaction signing into the mobile apps (iOS, tvOS, watchOS, Android).

PowerAuth Server component is the back-end counterpart of PowerAuth Mobile SDK that holds device registrations and verifies MFA signatures.

Android App for demonstratng authentication using Brainwave (EEG ) signals

A passwordless authentication solution for modern web applications