
Description: CoolPapers is a desktop wallpaper application that provides a diverse catalog of high quality background images for computers, laptops and mobile devices. It has a simple, intuitive interface to browse, search and download wallpapers in various categories.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Backdrops is a free, open-source background and wallpaper app for Linux desktops. It provides a simple interface to browse and apply backgrounds, with support for multiple monitors. Backdrops pulls wallpapers from popular online sources like Unsplash and features creative commons licensed images.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API