2.0 http://www.w3.org/2005/Atom High Code APIs & Free Apps for Powerpoint File Automation – Convert POTM to PPSX using C#https://products.aspose.com/slides/net/conversion/potm-to-ppsx/Recent conten......Free Apps for PowerPoint File Automation – Convert POTM to PPSX...to-ppsx/Recent content in Convert POTM to PPSX using C# on High...