
Description: 1calendar is a free, open-source online calendar and scheduling application. It allows users to manage events, set reminders, share calendars with others, and integrate with third-party services. Key features include calendar views, drag and drop scheduling, RSVP tracking, and collaboration tools.
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