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....add a shape var book = new Workbook ( "sample.xlsx" ); // Access...add a shape var book = new Workbook ( "sample.xlsx" ); // Access...