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....and change layouts using Aspose.Slides for .NET . Add SmartArt...(); var slide = pres . Slides [ 0 ]; var smart = slide . Shapes...