denxorz 

A Canvas which manages dragging of the UIElements it contains.

A WPF Canvas which allows easy connecting elements. Each element on the canvas can have zero or multiple in and outputs. These inputs and outputs will snap together.

ObservableCollectionWithAddRange adds the AddRange and ClearAndAddRange methods to the ObservableCollection

Control that allows to zoom WPF controls

Pattern to avoid a part of code being called.