TypingDNA Authenticator - 2FA codes in your browser, secured by the way you type
Authorizer - Authorizer is an open-source authentication and authorization solution for your applications.
PropelAuth - PropelAuth hosts and manages your authentication.
Authpack - Complete user auth system installed with 8 lines of code.
Myki Authenticator - Login to any account on any device with your fingerprint
TypingDNA Authentication API - Secure users by their typing behavior with free low-code API