There is an ability to hide/unhide sheets in Excel. It would be great to have it in the API, if POI allowed.  UPD: [POI methods](https://poi.apache.org/apidocs/org/apache/poi/ss/usermodel/Workbook.html#getSheetVisibility(int))
There is an ability to hide/unhide sheets in Excel. It would be great to have it in the API, if POI allowed.

UPD: POI methods