
Description: Parabola Data is an open-source alternative to Microsoft Excel focused on privacy and security. It offers similar spreadsheet functionality without sending user data to third parties.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: SSuite Axcel Professional Spreadsheet is a free, open source spreadsheet program similar to Microsoft Excel. It offers a wide range of features including calculation, graphing tools, pivot tables, and data analysis capabilities for general spreadsheet tasks.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API