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....Svenska Русский عربي 简体中文 Add Comments to Visio Drawings in Ruby...Diagram - Add Comments to Visio Drawings To Add Comments to Visio...