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....AddTextLayer ( "New text - no text box" , new Rectangle ( 10 , 300 ...AddTextLayer ( "New text - with text box" , new Rectangle ( 10 , 400 ...