
Description: Mailchimp is an email marketing platform that allows users to design email campaigns, automate marketing workflows, and track performance. It offers easy-to-use templates, integration with major CRM and ecommerce platforms, and analytics to optimize campaigns.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Mailrelay is an email delivery service designed to improve email deliverability. It helps avoid spam filters and blacklists by sending email through its own IP addresses with good reputations.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API