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.... Presentation () as presentation : slide = presentation . slides..., 150.0 , 300.0 , 0.0 ) presentation . save ( "NewPresentation_out...