library for processing spreadsheet documents - MS Office encryption library

 Orcus is a library that provides a collection of standalone file processing
 filters. It is currently focused on providing filters for spreadsheet
 documents, but filters for other productivity application types (such as
 wordprocessor and presentation) are in consideration.
 .
 The library currently includes filters for xlsx, ods, csv, and generic XML
 formats.
 .
 This package contains a library for handling MS Office encryption.