Binary package “unoconv” in ubuntu xenial

converter between LibreOffice document formats

 This package provides a commandline utility which can convert from
 any document format that LibreOffice can import to any document format
 it can export. It uses LibreOffice's UNO bindings for non-interactive
 conversion of documents.
 .
 Supported document formats include Open Document format, MS Word, MS
 Office Open/MS OOXML, PDF, HTML, XHTML, RTF, DocBook, and more.