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....( byteArray ); Workbook workbook = new Workbook ( stream , loadOptions...loadOptions ); Worksheet sheet = workbook . Worksheets [ 0 ]; sheet...