
Description: nuevoMailer is an open-source email marketing software focused on simplicity and automation. It allows small businesses to easily create, send, and track email newsletters and marketing campaigns. Key features include drag-and-drop editor, templates, A/B testing, automation workflows, analytics.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Mailman is an open source mailing list management system. It helps manage email discussion and announcement lists, allowing users to subscribe and unsubscribe, and helping admins moderate and post to the lists.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API