
Description: GyazMail is an open-source, self-hosted email server and webmail client. It is designed to provide easy email hosting and management for individuals and small organizations. GyazMail emphasizes security, privacy, and customizability in its feature set.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Outlook is an email, calendar, and contacts manager developed by Microsoft. It is part of the Microsoft Office suite of productivity applications.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API