C++ PowerPoint Library or API can load and save various PowerPoint file formats including PPT, PPTX, POT, PPS, PPSX, ODP, OTP, PDF, XPS, SVG etc....presentation 97 - 2003 POT PowerPoint template 97 - 2003 PPS PowerPoint slideShow...2007 - 2019 POTX PowerPoint template 2007 - 2019 PPSX PowerPoint...