How to develop addin for MS Outlook?
问题 How do I develop addin for MS Outlook that works with all 1. Outlook 2010 2. Outlook 2007 3. Outlook 2003 I have developed addin that works well with 2010 and 2007 BUT NOT with 2003. I want something like this that works well with all the above three :) 回答1: You need VSTO (Visual Studio Tools for Office). Here is an article to get you started. You can also check out Office Development Center. 回答2: You need to go for NetOffice. It will allow you to abstract out from Outlook version. Also it