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....Represents an Excel 97‑2003 XLS file. SpreadsheetML 15 Represents...Represents a PDF file. XPS 20 Represents an XPS file. TIFF 21 Represents...