Sharing VBA modules across MS Office Applications

Question

I have a substantial bank of VBA modules written in an Excel 2010 add-in. Some of these are specific to Excel, but many are more general. For example one takes a part number an

Answer 1

You would need to create a COM add-in (.dll) for that, which would require Visual Studio or some other tool capable of creating COM exposed addins. There hasn't been any facility for this in Office since the old Office Developer edition.