
Description: si.Mail is an email client and personal information manager designed for simplicity and ease of use. It includes features like intuitive interface, email, contacts, calendar, notes, tasks, document storage, and more. si.Mail focuses on providing a straightforward email and personal productivity solution.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Pegasus Mail is an email client for Windows that focuses on security, stability and efficiency. It supports POP3, IMAP, SMTP protocols with SSL/TLS encryption. Features include customizable interfaces, virtual mail folders, message filtering and speed optimizations.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API