
Description: Sympa is an open source email list management web application. It allows you to create and manage mailing lists for distributing messages to large numbers of email subscribers. Key features include subscriber management, mailing list administration, message archiving and integration with external databases.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: GroupServer is an open source platform for building online communities and mailing lists. It allows groups to have discussions, share files, post news, and manage events.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API