
Description: SpamAssassin is a powerful open source anti-spam filter for email. It uses a variety of detection techniques and rules to identify and block spam emails before they reach a user's inbox.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Proxmox Mail Gateway is an open-source email gateway security solution that filters incoming and outgoing email to protect against spam, viruses, and other threats. It integrates with existing mail servers and runs on Linux.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API