
Description: Calligra Suite is a free and open source office suite for Linux, Windows and macOS. It includes word processing, spreadsheets, presentation, drawing and database applications. It is a community-driven fork of KOffice.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Office Reader is a free software that allows users to view, print, and convert Microsoft Office files such as Word, Excel, and PowerPoint. It supports the latest Office formats and is available on Windows, Mac, and Linux.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API