
Description: Jott Messenger is a free, ad-free messaging app that focuses on privacy and security. It offers encrypted messaging, allows users to set messages to disappear, and has no data tracking. Jott is easy to use with a clean interface and works across devices.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: WorldChat is a free, open-source video conferencing platform that allows users to host virtual meetings, webinars, conference calls, and other online collaboration sessions. It has user-friendly interface, supports up to 100 participants in HD video quality, provides screen sharing options,chat and other standard features.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API