
Description: Mosaico.io is an open-source email template editor for non-profits and activists. It allows users to easily create beautiful, responsive email templates without coding knowledge. The drag-and-drop interface makes template building simple and efficient.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: MailStyler 2 is an email newsletter creation software that helps design, create, and send professional email newsletters. It includes hundreds of customizable templates, drag-and-drop editor, image editor, and analytics.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API