
Description: Mailsite is an email marketing software that allows you to create, send, and track email newsletters and campaigns. It includes templates, A/B testing, list segmentation, automation workflows, and analytics.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Microsoft Exchange Server is an email and calendar server software developed by Microsoft. It allows enterprises to host business email, contacts, calendar, and tasks.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API