
Description: OTPClient is an open-source, free software one-time password (OTP) authenticator for Linux, macOS, and Windows. It enables two-factor authentication by generating time-based OTP codes synced with sites like GitHub, Google, and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Authy is a two-factor authentication app that provides an extra layer of security when logging into accounts. It works by generating timed one-time passcodes on your mobile device to verify your identity.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API