
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: Espresso Framework is an open source end-to-end testing framework for native and hybrid Android and iOS applications. It allows developers to write automated UI tests that simulate user interactions with elements on the screen.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API