Spatium - A space odyssey awaits you.
Wallcat - Enjoy a new, beautiful wallpaper, every day.
Unsplash Wallpaper - Gorgeous wallpapers on your Mac
Splashify - Beautiful desktop wallpapers for Mac and Windows
Artpaper for iOS - Art wallpapers from the world's best galleries in 5K.
Irvue - (previously Unsplash Wallpaper) Gorgeous wallpapers on your Mac.