Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms....$htmlBytes = Files -> readAllBytes ( Paths -> get ( "embedOle.html" ));...Files -> write ( new File ( $path ) -> toPath (), $fontData ,...