
Description: Listmonk is an open-source newsletter and mailing list manager. It allows you to easily create, send, and manage email newsletters and mailing lists. Key features include subscriber management, email templates, A/B testing, analytics, and integration with services like Mailchimp.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: MailZak is an email client and organizer software that helps users manage their inbox. It offers features such as multiple account support, smart mailboxes, powerful filters, customizable themes, and integration with various apps, aimed at increasing productivity and organization of your email.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API