
Description: WallKard HD Wallpaper is a wallpaper app that provides high-quality, HD wallpapers for your device. It has a large collection of wallpapers across various categories like nature, space, cars, movies, etc. The app is free to download with ads or available as a paid ad-free version.
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