280 Slides is a free presentation web app that’s a bit like having a a version of PowerPoint right inside your browser. It makes it super-easy to create and share presentations online. You can also import and export PowerPoint files from within the app. It’s powerful and simple to use, and as it’s based on the Cappuccino web framework, it doesn’t require any browser plug-ins to work.
I am very impressed with it, and have made a quick screencast showing how it works:
If you need to create a presentation, it’s well worth giving 280 Slides a try.
Have you tried using 280 Slides to create a presentation?