Two Factor Auth (2FA) - List of websites and whether or not they support 2FA
TypingDNA Authenticator - 2FA codes in your browser, secured by the way you type
Authentiq - Strong authentication, without the passwords
PropelAuth - PropelAuth hosts and manages your authentication.
Descript - Text-based audio editor and automated transcription
Authorizer - Authorizer is an open-source authentication and authorization solution for your applications.