The latest version also includes the ability to write BOM data directly to Excel Tables -and- create Power Query Connections to the Tables. (Excel 2016 and later for the Power Query auto connections).
Once you have it in Excel Tables... you can do amazing things -- like automatically compute costs from external files, compare content structures, etc. Nitro-BOM also allows bi-directional create/edit/delete of the parameter data in your Creo Assembly from Excel.
Here are a few common examples specific to BOM automation from Creo that you might find interesting: