
Description: DevExtreme is an open-source HTML5 JavaScript framework for building cross-platform web applications. It offers a large collection of UI components like data grid, pivot grid, scheduler, charts etc. and tools to speed up development.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Kendo UI is an HTML5 user interface framework for building responsive web apps. It includes a library of UI widgets like grids, charts, editors and more along with data binding and globalization support.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API