Wallpaper Wizard - Wow-worthy backgrounds for Mac
Wallcat - Enjoy a new, beautiful wallpaper, every day.
Aqueux Wallpapers - A collection of dynamic wallpapers, for desktop and mobile
Splashify - Beautiful desktop wallpapers for Mac and Windows
Dynamo iOS Wallpapers - Never run out of battery with these dynamic wallpapers
Irvue - (previously Unsplash Wallpaper) Gorgeous wallpapers on your Mac.