Open Authenticator vs OpenSMTPD
A side-by-side look at Open Authenticator and OpenSMTPD. For an in-depth review of either product, follow the links below.
Open Authenticator
Security & Privacy
Open Authenticator is a free and open source two-factor authentication app for Android and iOS. It allows users to generate time-based one-time passwords compatible with Google Authenticator and similar apps for two-factor authentication. It provides an easy way to improve the security of your online accounts.
open-sourcetimebased-onetime-passwordscompatible-with-google-authenticatortwofactor-authenticationandroidios
OpenSMTPD
Network & Admin
OpenSMTPD is an open source SMTP server daemon for Linux and BSD operating systems. It aims to be a free, secure, and featureful SMTP server for both hosting providers and end users.
smtpmail-serveremaillinuxbsdopen-source
Related Comparisons
Microsoft Authenticator
Aegis Authenticator
OTPClient
Inbucket