
Description: Constant Contact is an email marketing platform that allows businesses to create professional email campaigns, autoresponders, landing pages, and more. It has easy-to-use templates, analytics tools, and integrations with other popular software.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Litmus is an email marketing and campaign management platform that helps businesses design, test, and track marketing campaigns. It provides an intuitive drag-and-drop editor to create responsive email templates, A/B testing tools, analytics to optimize campaigns, and integrations with CRM and email providers.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API