
Description: VoipSwitch is an open-source VoIP PBX software solution for small to medium businesses. It enables connecting IP phones for making calls over the internet, includes features like call routing, voicemail, conference calling, call queuing, and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: FreePBX is an open source web-based GUI that controls and manages Asterisk, an open source communication server. It enables managing extensions, voicemail, call routing, IVRs, and other PBX features through a web browser.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API