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....] VSTO Visio Visio . Application vsdApp = null ; Visio . Document...Document vsdDoc = null ; //Create Visio Application Object vsdApp =...