
Description: Caprine is an open-source, free desktop application for Facebook Messenger. It is available on Windows, macOS and Linux. Caprine offers a lightweight and customizable alternative to using Facebook Messenger in the browser.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Messenger Kids is a messaging app by Facebook aimed at children under 13, with parental controls and no ads. It allows kids to video chat and send messages while giving parents oversight and ability to set restrictions.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API