
Description: Handsontable is an open-source JavaScript/HTML5 spreadsheet component for web apps. It allows developers to easily add Excel-like grids and data tables to their web applications, with features like data binding, validation, formatting, conditional formatting, freezing rows/columns, merging cells, and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: RevoGrid is an open-source data grid library for web browsers. It is fast and lightweight, with features like Excel-like cell selection, copy/paste, keyboard navigation, and virtual scrolling for handling large datasets.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API