
Description: Coccinella is an open-source, cross-platform instant messaging client focused on security. It offers encrypted communications using OMEMO and OpenPGP, keeps no chat history, and aims to protect user privacy.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Adium is a free and open source instant messaging application for macOS that supports multiple protocols including AIM, ICQ, Jabber/XMPP, MSN, Yahoo and more. It allows you to chat across different networks in one application with a simple and customizable interface.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API