
Description: Essential JS 2 is a JavaScript UI components library by Syncfusion that includes over 60 high-performance, lightweight, modular, and responsive UI components for building modern web applications. It has features like data visualization, grids, charts, schedulers, and editors.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Free JS Chart is an open source JavaScript charting library that allows you to create different types of charts and graphs dynamically using JavaScript and HTML5 Canvas. It is free to use and customize.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API