Download Accelerator Plus, Privity Word and CKM from TecSec, Intermediate Organizer and Visual Communicator from Serious Magic are all products that use DirectSkin to enhance their user interface.
DirectSkin is the ActiveX control that lets developers use the same technology that powers WindowBlinds. Developers can choose between a single interface or can even allow users to apply their own skins. Download Accelerator Plus, for example, is looking for skinners to design skins for their application.
More information can be found at: https://www.stardock.com/products/directskin/
Links to the software applications listed above can be found at https://www.stardock.com/products/directskin/media.html
Anyone interested in designing skins for Download Accelerator Plus should visit: http://www.speedbit.com/skins/
and contact mailto:skinsubmit@speedbit.com
Developers seeking more information can contact directskin@stardock.com