Not even that. Excel has a great add-in framework: https://docs.microsoft.com/en-us/office/dev/add-ins/excel/excel-add-ins-overview https://docs.microsoft.com/e

Not even that. Excel has a great add-in framework: https://docs.microsoft.com/en-us/office/dev/add-ins/excel/excel-add-ins-overview https://docs.microsoft.com/en-us/office/dev/add-ins/excel/ex.... I’ve been doing this back in 2006 with .net and c#. Today it apparently can be done even with js.