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....JPG ; convert PNG to SVG , convert SVG to PNG . Aspose.Slides...-> Save ( u "pres.pptx" , SaveFormat :: Pptx ); Adding Images...