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....of converting from ODP to PPT/PPTX. Example //Instantiate a Presentation...odp")) { //Saving the PPTX presentation to PPTX format pres.Save("ConvertedFromOdp"...