Thanks to the OOXML format, we can now get all these new wonderful extensibilities. Check the Excel Blog for a post on how this can be achieved.
The Microsoft Office Excel XLL Software Development Kit (SDK) contains conceptual overviews, programming tasks, and sample projects to guide you in developing Excel 2007 XLLs. Download it here .
Step-by-step training and downloadable samples illustrating Microsoft Office InfoPath 2007 features. Download it here .
This download includes Microsoft Visual Basic and Microsoft Visual C# code snippets for use when customizing Microsoft Office Excel 2007, Microsoft Office PowerPoint 2007, and Microsoft Office Word 2007. Download and install these snippets to your Visual Studio code snippet folder and use them with the...
This is the source code that accompanies the OBA/VSTO Starter Kit v. 1.0 installation article. This source code can be used to understand how you can build customized Office Business Applications (OBAs) using VSTO that integrate with SAP. Download the same .