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....download both output Excel files, i.e., Output Excel File Without AutoFitColsAndRows...AutoFitColsAndRows and Output Excel File With AutoFitColsAndRows...