
Description: YateClient is an open-source softphone application that allows making VoIP calls over the internet. It supports popular protocols like SIP and IAX and works with most VoIP providers. YateClient has a simple interface and advanced features like call recording, conferencing, and SMS.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: We-Talk is a free, open source video conferencing software. It allows you to easily video chat with other users, share your screen, and collaborate on documents in real time. We-Talk is lightweight, customizable, and available for Windows, Mac, and Linux.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API