1)   Wallpaper Slideshow LT 1.2.0
Wallpaper Slideshow is a great utility for displaying your favorite photos as desktop wallpaper, it offers you complete control on your wallpapers collection and allows you to easily set your favorite images (JPG, GIF, PNG, TIFF, BMP) as wallpaper

 2)   Advanced Wallpaper Changer 2.1
Advanced Wallpaper Changer: a high quality, free utility to manage your wallpapers. The program allows changing your desktop wallpaper at adjustable period of time or on every Windows start up. All popular file formats supported.

 3)   Replacement of Wall-paper 3.0
Replacement of Wall-paper (ROW) - one of the best wallpaper manager for Windows. ROW is intended for management of desktop wallpapers.