
Description: SparkPost is an email delivery service that focuses on delivering high volumes of email easily and reliably. It provides email infrastructure and services to help companies optimize their email programs.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: MX Outbound is an email marketing software used for designing, sending, and tracking email campaigns. It offers a drag-and-drop editor, A/B testing, advanced segmentation and targeting, and detailed analytics.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API