Yubico Authenticator for Desktop and Android
MaxKey SSO ,Leading-Edge IAM-IDaas(Identity and Access Management)
Der offizielle eID-Client des Bundes
iOS client for Proton Authenticator
Official Android implementation of a modern two-factor authentication
Source code for 2FAS Auth iOS app
FIDO® Certified StrongKey FIDO Server (SKFS)
SikkerBox is a secure two-factor authentication (2FA) application, etc
PHP strong authentication library, web interface & CLI, OATH certified
Identity infrastructure for developers, Auth0 open source alternative
IDaaS/IAM solution that can Auth to web and mobile applications
Forget passwords, use a fingerprint scanner or facial recognition
Token-based AngularJS authentication