That’s a thing now, but for add-ins: https://docs.microsoft.com/en-us/office/dev/add-ins/reference/overview/excel-add-ins-reference-overview https://docs.micros

That’s a thing now, but for add-ins: https://docs.microsoft.com/en-us/office/dev/add-ins/reference/overview/excel-add-ins-reference-overview https://docs.microsoft.com/en-us/office/dev/add-ins/referenc...