
Description: ExpressJS is a popular, minimalist web application framework for Node.js. It provides helpful functionality for building web servers and APIs, including routing, middleware, view rendering, and more. ExpressJS aims to make building web applications with Node.js easier and faster.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Thorax is an open-source JavaScript framework for building large scale web applications. It extends the Backbone.js library with additional structuring for models, views, routers, and modular code.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API