
Description: WildDuck is an open-source email server that focuses on security, privacy, and ease of use. It supports standard email protocols like IMAP, POP3, and SMTP and has features like spam filtering, aliases, autoresponders, and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: iRedMail is an open-source email server solution that integrates Postfix, Dovecot, Amavisd-new, SpamAssassin, ClamAV antivirus, Roundcube webmail, OpenLDAP, and Fail2Ban. It aims to be a full-featured and easy-to-use email server.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API