
Description: Universal Viewer is an open-source software that allows users to view and interact with digital content in various formats. It supports viewing documents, images, 3D models, maps, ebooks, and more in a web browser.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: PlanMaker Viewer 2010 is a free software that allows you to view, print and export documents created with PlanMaker office suite. It supports the native PMM file format along with other formats like Word, Excel, PowerPoint and PDF.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API