ViewerSvg is a svg to xaml converter tool.

Becasue svg is one of the most commonly used format to store vector drawings, almost all drawing applications enable save into this format. That means that it is possible to draw the elements of your WPF application in almost any drawing application, save the drawing into svg format and convert it into xaml with ViewerSvg. 

What is more is that ViewerSvg is using Ab2d.ReaderSvg library to import svg files. The good news is that Ab2d.ReaderSvg library is also available with ViewerSvg so you can use it in your own applications.

There is also a sample application with full source code that demonstartes how simple is to create great effects with Ab2d.ReaderSvg class library.

More info can be found at  http://www.wpf-graphics.com/Overview2d.aspx