backiee The ultimate free wallpaper site and app. Available on Web, iPhone, Android, Xbox, and Windows platform as well.
Free Nature Stock Download free nature photos, videos, and vectors (CC0) for commercial or personal use, no attribution required. Created by Adrian Pelletier.
goodfon Goodfon - free wallpapers, a whole world of amazing images and photos on various subjects. Download free wallpapers and screensavers for mobile.
CGWallpapers Exclusive 2D and 3D rendered wallpapers for the desktop background based on the high-res digital art of some of the finest computer generated graphic artists in the world. @ 1080p, 1440p, 4k