http://blogs.msdn.com/duncanma/archive/2004/04/17/115418.aspxWith code samples and screenshots based on the recent Community drop of Whidbey (VS 2005), Scott explains how to create your first debugger visualizer: Debugger Visualizers on VS 2005 Community Tech Preview ... Visualizers allow for advanced, customizeden-USCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.msdn.com/duncanma/archive/2004/04/17/115418.aspx#116674Tue, 20 Apr 2004 14:49:00 GMT91d46819-8472-40ad-a661-2c78acb4018c:116674Primordial OozeI just found out that the cool visualizer feature of VS 2005 is for managed code only. This feature is extremely cool and I was hoping that it would have been available to unmanaged C++ projects. Duncan Mackenzie wrote up an entry called Scott Nonnenberg on Debugger Visualizers in VS 2005, where you can find a lot more information on debugging. The visualizer feature allows you to write any Winform code you want in order to debug a variable. You basically select your watch variable, for instance, and select a visualizer like “Image”, “XML”, “spreadsheet”, etc....