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....Workbook object Worksheet sheet = workbook . Worksheets . Add ( "Hyperlinks"...this workbook Worksheet sheet2 = workbook . Worksheets . Add ( "Target...