There are 2 repositories under 2-factor topic.
Allows you to spoof SMS number verification.
Kibana nodejs/hapi plugin adds support for LDAP and 2-factor OTP authentication to dashboards.
A generator for counter- and time based authentication codes (RFC-4226/RFC-6238, Google Authenticator).
Parses OTP messages for a verification code and service provider.
Encryption using 2 Factor Authentication through an external drive with Python
Two-factor authenticator(2FA) desktop client on MacOS/Linux/Windows/Darwin
A Go implementation of RFC 4226 HOTP: An HMAC-Based One-Time Password Algorithm and RFC 6238: TOTP: Time-Based One-Time Password Algorithm
Python-PAM 2-Factor Authentication using Twilio
2-factor authentication for the internet of things
Secure web Tutoring management system
A sample E-Commerce storefront application in Ruby | Two factor authentication using Authy
Git credential helper to put access tokens behind a password when two-factor is enabled on Github