
Description: Socket.io is a JavaScript library that enables real-time, bidirectional and event-based communication between web clients and servers. It works by creating a persistent connection between the client and server that both can use to start sending data at any time, allowing for faster and more dynamic real-time web applications.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: The Atmosphere Framework is an open-source asynchronous web application framework for the Java platform. It allows bi-directional communication between client and server without page refresh, allowing real-time web applications.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API