
Description: Omnisend is an email marketing platform that allows users to create and send email newsletters, automations, and other campaigns. It has drag-and-drop email builder, subscription forms, and analytics.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: MailCtlr is an open-source email client for Windows that focuses on speed, stability, and ease of use. It supports POP3, IMAP, and SMTP protocols and includes features like message threading, quick search, customizable themes, and add-ons.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API