
Description: Fox toolkit is an open-source set of UI components for developing desktop applications. It provides widgets like buttons, menus, toolbars, grids, and more out of the box to build Windows, Linux, and macOS apps in C++ quickly.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Qt is a cross-platform application development framework focused on creating GUI and CLI apps for desktop, mobile and embedded platforms. It includes a class library and tools designed to streamline the process of writing and maintaining applications across platforms.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API