I just downloaded the PowerToys for the Visual Studio 2005 Class Designer and Distributed System Designers. 

The Class Designer has the following enhancements:

  • Export Diagrams for Web
  • Display Xml Comment Command
  • Documentation Tool Window
  • Filtering Appearance
  • Filtering Lines
  • Filtering Members
  • Fast Navigation
  • Interface Lollipop Labels Commands
  • Inheritance Visualization Commands
  • Show Type Command
  • Association and Inheritance Line Dongles
  • Type Creation Commands
  • Add Member Commands
  • View Class Diagram Command Improvements

Go download this powertoy and start enjoying its goodness!