
Description: Gloobus Preview is a quick file previewer for Linux desktops. It allows users to quickly preview images, documents, videos, audio files, archives, and more without opening the full application. It's useful for taking a quick look at files before deciding to open them in another program.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Xviewer is an image viewer and editor for the X Window System. It supports viewing and basic editing of many image formats including JPEG, PNG, GIF, BMP, XPM, PCX, TIFF, and TGA. Key features include zoom, crop, rotate, flip, red-eye removal, and basic color adjustments.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API