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....$outFileName , SaveFormat :: Pptx ); } finally { if ( ! java_is_null...$outFileName , SaveFormat :: Pptx ); } finally { if ( ! java_is_null...