tangible modeling tools & T4 Editor PRO EDITION

The PRO EDITION adds features for exporting UML-style Diagrams as Bitmaps, Auto-Layout Diagrams, Object Models for UML-style Diagrams, unlimited T4 Intelli-Sense for all assemblies and namespaces. FREE EDITION only supports system.dll, system.core.dll, mscorlib.dll, system.windows.forms.dll and MVCHost & DSLHost.

PRO EDITION license cost is 99.98 USD excl. VAT - electronic delivery

• This includes 12 months of updates and support. 
• Your license will then work with VS2008 and VS2010.

You can find the Feature Comparison Matrix here.
If you want to purchase the PRO EDITION you can buy here.