Fully open source, End to End Encrypted alternative to Google Photos and Apple Photos

Go library and program to access your Authy TOTP secrets.

A java library for implementing Time-based One Time Passwords for Multi-Factor Authentication.

Trustworthy, encrypted, command-line TOTP/HOTP authenticator app with import functionality.

TOTP Alfred Workflow, Authy Aflred Workflow, Authy command line tool

One Time Password (TOTP and HOTP) library for Clojure. TOTP/HOTP is widely used for Two Factor / Multi Factor Authentication.

A complete Authy client with support for TOTP, OneTouch, Phone Verification and Phone Intelligence APIs

A comprehensive Node.js package that simplifies the implementation of One-Time Password (OTP).

Apache two-factor (2FA) authentication with Google Authenticator based on Time-based One-Time Password (TOTP) or HMAC-based one-time password (HOTP) Algorithms.

Time-Based One-Time Password (TOTP) and HMAC-Based One-Time Password (HOTP) library for Go.

Extract 2FA tokens from Authy.

2FA for Minecraft!

🔑 Laravel Authentication package with built-in two-factor (Authy) and social authentication (Socialite).

Rinvex Authy is a simple wrapper for @authy TOTP API, the best rated Two-Factor Authentication service for consumers, simplest 2fa Rest API for developers and a strong authentication platform for the enterprise.

Rinvex Authy is a simple wrapper for @authy TOTP API, the best rated Two-Factor Authentication service for consumers, simplest 2fa Rest API for developers and a strong authentication platform for the enterprise.

Microblog application from the Flask Mega-Tutorial with added two-factor push authentication via Authy

An alternative client for connecting to Authy

Add 2-factor authentication to your WordPress blog site.

Open source authenticator and 2fa code generator to use across multiple devices and platforms

Two-factor authentication for OpenVPN