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....( var index = 0 ; index < pres . Slides . Count ; index ++) {...ISlide slide = pres . Slides [ index ]; using ( FileStream fileStream...