
Description: Nmzmail is an open-source, privacy-focused email service. It allows users to send and receive encrypted email messages that help protect against cybersecurity threats like phishing or surveillance.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Notmuch is an open-source email search and indexing tool for Linux. It allows users to quickly search through large volumes of email on their computer without relying on vendor-specific APIs or online services.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API