Unified Modeling Language (UML) represents a logical view of your application. This is distinct from the physical view represented by the Class Diagrams available in all SKUs of Visual Studio.

So I'm trying to generate a UML diagram with ArgoUML from a C# API, and realized that I actually want to generate the diagram from the already compiled and linked .NET API assemblies (.dll).< ...

If modeling projects aren't available, check that you have the Ultimate version. Create a new UML Class Diagram and drag classes, interfaces and enumerations from the toolbox, as shown in Figure 1. To ...