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....PresentationML (PPTX, XML) Contents [ Hide ] About PresentationML...PresentationML documents come as PPTX files which are zipped XML packages...