DLR Pad gives you the expressiveness of dynamic languages at your
finger tips, while developing WPF based application. Using DLR Pad you
can define a sample UI using XAML and then script against it using
IronPython or IronRuby. DLR Pad is ideal for rapid testing of some
functionality or for early experimental and proof-of-concept
applications. DLR Pad features Xaml Pad like functionalities plus
Dynamic Language Runtime support (currently only IronPython and
IronRuby are implemented) for writing code against the defined XAML.
Simple IntelliSense is provided as well.