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....settings: Presentation pres = new Presentation ( "pres.pptx" );...); try { pres . save ( new XamlOptions ()); } finally { if ( pres...