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....popular formats: JPEG, PNG, GIF, and others. Adding Images Stored...-> Save ( u "pres.pptx" , SaveFormat :: Pptx ); Adding Images...