
Description: Celpax is a cloud-based call center and contact center software solution that helps businesses manage customer interactions across voice, email, chat, SMS and social media channels. It provides features like IVR, call routing, skills-based routing, call recording, and advanced analytics and reporting.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: HappyOffice.io is a free online office suite that includes web-based versions of word processing, spreadsheets, presentations, and other productivity software. It offers easy collaboration and sharing features for teams.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API