
Description: Empathy is an open source instant messaging client that supports text, voice and video chat. It uses the Telepathy framework and integrates with the GNOME desktop environment. Empathy supports popular protocols like XMPP, IRC, Facebook Messenger, and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Gizmo5 is a VoIP software that allows users to make calls over the internet. It provides features like instant messaging, voice calls, video calls, screen sharing, and more. Gizmo5 uses SIP protocol and allows connecting to traditional phone networks.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API