
Description: The Google+ Hangouts API allows developers to enable real-time communication features in their apps. It supports video calling, screen sharing, and other collaboration tools. The API makes it easy to build messaging, meeting, and conferencing functionality.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Plivo is a cloud communications platform that enables businesses to add voice, video, and messaging capabilities to their applications. It provides APIs to build solutions like cloud call centers, IVR systems, telephony applications, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API