Writing XML documentation comments in .NET can be troublesome sometimes because you can't really see what it's going to look like - you have to compile the code, then take the extracted XML doc and feed it to a rendering engine like Sandcastle, then wait for the compiled help to come out so you can read it. CR_Documentor is a plugin for DXCore that allows you to preview what the documentation will look like when it's rendered - in a tool window inside Visual Studio. Read more: Google Code