
Description: andOTP is a free and open-source two-factor authentication app for Android. It allows users to generate one-time passwords for added login security. It supports both time-based and counter-based algorithms and can import/export encrypted backups.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: The Authenticator Extension is a free and open source browser extension that allows users to easily manage two-factor authentication codes and accounts. It supports Time-based One-time Passwords (TOTP) and can generate OTP codes for logins.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API