
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: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Chatzy is a free chat software allowing groups to communicate easily in real-time through a web-browser with multiple ways to join. Chatzy is best for small groups who want to chat privately with no download or signup required.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API