
Description: Pyjs is a rich web application framework for Python that allows Python to be compiled into JavaScript. It enables writing client-side web applications in Python that can run in any JavaScript-enabled browser without plugins.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: A real-time JavaScript tool enables developers to add collaborative and real-time features to web applications. It facilitates building chat, live comments, notifications, and other features that update in real-time without page refreshes.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API