Convert PPT to PPTX, Create/Update Charts & Extract Pattern Images

Aspose.Slides is a .NET component to read, write and modify a PowerPoint document without using MS PowerPoint. PowerPoint versions from 97-2007 and all three PowerPoint formats: PPT, POT, PPS are also supported. Now you can create, access, copy, clone, edit and delete slides in your presentations. Other features include PPT/PPTX printing, PPT to XPS format, saving PowerPoint slides into PDF, adding & modifying audio & video frames, using shapes like rectangles or ellipses and saving presentations in SVG format, streams or images.