[This is preliminary documentation and subject to change.]
Add-on products are accessory products, such as wizards, templates, and macros, that are not executable files.
A separate add-on product is packaged and marketed separately from the product it supports. If a wizard, template, or macro is always packaged only with the 32-bit product it supports, it is considered part of that product for purposes of the Designed for Microsoft® Windows® Logo testing.
An add-on product, by definition, does not have to provide an executable file (.exe). With that exception, add-on products must follow all Designed for Microsoft® Windows® Logo requirements that apply to any functionality they provide. For example: