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....Heading 3</h3> <u>This is underlined text</u>" ; // Save the MSG...Heading 3</h3> <u>This is underlined text</u>" ); // Add an attachment...