Add-in Express Word Toys for VSTO (C#) 2.0

Add-in Express Toys VSTO is a free sample add-on for Microsoft Word 2003 and 2007.
The add-in gives you an example of building a Microsoft Word add-in, creating command bars and interacting with the MS Word Object Model. The plugin is based on Add-in Express for Office and VSTO and developed in Visual Basic .NET (VB .NET) and C#.