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....for generate template string path = @"D:\ProgramOMR\Generation\Grid...(FileStream file = new FileStream(path, FileMode.Open, FileAccess.Read))...