
Description: OpalCalc is an open-source spreadsheet software similar to Microsoft Excel. It can be used for data analysis, visualization, and reporting. Key features include calculation, graphing tools, and pivot tables.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: CrossCalc is a powerful spreadsheet application and calculation tool for Windows. It includes over 400 built-in functions for science, engineering, statistics, and finance.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API