280Slides is an online tool for creating and sharing presentations on the web. The editor has the basic functionality to create good presentations.
The good part of the tool is that it allows you to pull the data from various online services and allow to share it using slideshre. You can upload or serach for images from Flickr, upload videos or pull from Youtube. Supports shapes, layouts and themes for presentations. The presentations can be saved to .ppts, .ppt, .odp or pdf file.
This is useful to create and share presentations on the fly. If you don’t have PowerPoint installed remember you could present using this tool. SlideRocket is a similar tool for creating presentations