
Description: Mosaico is an open source email template editor for designers and developers. It allows creating responsive and customizable email templates easily without coding.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: FreeSnap is a free, open source screenshot tool for Windows. It allows you to capture full screenshots or selected areas of your screen, edit images, upload to hosting sites, record screen video and more. It is lightweight, customizable and easy to use.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API