
Description: OpenTogetherTube is an open-source video sharing platform similar to YouTube, focused on community collaboration and control. It allows users to upload, share, and view videos, with features like comments, playlists, and user channels.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Hyperbeam is an open-source, collaborative whiteboarding and presentation software. It allows real-time collaboration for teams to brainstorm ideas, create presentations, and annotate documents.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API