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....Cells, such as support for CSV and SpreadsheetML formats, adding...XLSX/XLSM, XLTX, XLTM, XLSB, CSV, SpreadsheetML, Tab‑Delimited/TSV...