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....supports processing Excel (XLS, XLSX, XLSB, XLSM, XLT, XLTX, XLTM)...TabDelimited (Tab delimited text file), Html, MHtml, ODS (OpenDocument Spreadsheet)...