
Description: Fastmail is an email service provider focused on performance, privacy, and security. It offers robust email features for personal and business use with extensive customization options.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: PolarisMail is an open-source email client focused on privacy and security. It supports end-to-end encryption using PGP and has features like disposable email addresses to protect user identity.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API