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....( $sheet , $imgOptions )); $bitmap = new \DOTNET ( "mscorlib"..."mscorlib" , "System.Drawing.Bitmap" ); $bitmap -> Save ( $dataDir . "...