
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: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Nabble is an open-source communication and collaboration platform that allows teams and communities to have discussions online. It provides forums, chat rooms, wikis, blogs and more in one integrated platform.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API