Arrange your Desktop is a free, but ad-supported desktop arranging application that's powerful and efficient.
Here are some screenshots to illustrate the features and user interface of this application:
Arrange files of different types in related folders for. Screenshot of Arrange your Desktop - 542px · 356pxArrange files by type. Screenshot of Arrange your Desktop - 700px · 481px
AutoHotkey
LightBulb
AutoHideDesktopIcons
DesktopOK
Earthview