macware announced the immediate availability of PowerSlides for Keynote and PowerPoint on Thursday. PowerSlides is a collection of backgrounds and slide templates for presentations, and includes over 200 backgrounds, 200 textured backgrounds, 100 slide templates, and 50 template sets. It also includes 15 progressive backgrounds designed to help show the passage of time or dynamic progression in your presentations.
PowerSlides is priced at US$39.99.