
Description: Nada is an open-source program that allows you to make audio calls over the internet. It is designed to be simple, lightweight, and easy to use for making Voice over IP (VoIP) calls.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: DropMail is a free disposable/temporary email service that allows users to create anonymous email addresses. Users can use these disposable email addresses to sign up for online services without exposing their real email address.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API