Wallcat - Enjoy a new, beautiful wallpaper, every day.
Piculet Effects - Creative depth effects for iOS portrait mode photos
Splashify - Beautiful desktop wallpapers for Mac and Windows
Letter from You - Handwritten letter, mailed for you in the future.
Irvue - (previously Unsplash Wallpaper) Gorgeous wallpapers on your Mac.
Satellite Eyes - Changes your Mac wallpaper to a satellite map of your local