libreoffice-dev 4:7.6.2-0ubuntu1 (armhf binary) in ubuntu mantic

 LibreOffice is a full-featured office productivity suite that provides
 a near drop-in replacement for Microsoft(R) Office.
 .
 This package contains the (architecture-dependent) files needed to build
 plugins/add-ons for LibreOffice (build tools, libraries, arch-dependent
 includes, ...).