In any UI Framework, visuals are the key to success. An application that contains appealing graphics automatically yields a higher user acceptance.
Unfortuantely, creating good icons is usually very hard and expensive. Not anymore! Meet Syncfusions Metro Studio!
The Syncfusion Metro Studio is a collection and editor for over 4000 application icons that can be exported to XAML! And the best part is: IT IS FREE and the icons can be used in commercial applications.
Get your copy now at:
http://www.syncfusion.com/downloads/metrostudio
With a few clicks you can create icons such as these:
The editor allows you to change colors, shape, size etc.
Once your icon is finalized, it can be exported to XAML and integrated into your XAML application. In addition to XAML, the icons can be exported to PNG, GIF, JPG, BMP, ICO, TIFF or SVG.
As far as I know, this is by far the best and most affordable icon library that there is. A huge time-saver!