chroma-x/oath-server-suite (packagist): A collection of classes to provide second factor authentication like Yubico OTP (Yubikey), Oath (TOTP, HOTP, GoogleAuthenticator) server-side.
Keywords: google authenticator|otp|hotp|totp|oath|yubico|second factor authentication|2fa|composer-package|google-authenticator|googleauthenticator|php-library|second-factor|yubico-otp|yubikey