http://blogs.technet.com/mhatch/archive/2006/11/09/domain-specific-language-tools.aspxI've been learning how to use the Visual Studio DSL tools to model an architecture language called ' ArchiMate '. The DSL tools allow you to assign custom shapes using the DSLDefinition.ImageShape class, which is described in the documentation as supportingen-USCommunityServer 2.1 SP1 (Build: 61025.2)