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....the support of CSV and SpreadsheetML formats, adding the copy...XLTX, XLTM, XLSB, CSV, SpreadsheetML, Tab Delimited/TSV, HTML...