
Description: Twiddla is an online whiteboarding and collaboration tool that allows multiple people to brainstorm, edit documents, and annotate images in real-time. It has built-in chat and screen sharing for remote teamwork.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: OpenMeetings is a free and open-source video conferencing and collaboration platform that runs in a web browser. It allows users to host online meetings, webinars, share screens, chat, transmit video/audio, share documents, and collaborate with others in real time.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API