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....group ( ss ); // save visio diagram diagram . save ( dataDir + "GroupShapes_Out...remove ( key ); } } // specify saving options PdfSaveOptions opts...