Webslides allows users to easily and instanly convert their bookmarks and feeds and present them as live web pages in an interactive slideshow format complete with the full content pages, links, and comments. It enables a new way to easily create and share unique presentations based on web content and user annotations. In other words, now you can turn the articles you have bookamrked from other websites into a visually attractive slideshow. You can also just grab the RSS Feed URL of the blog you like and turn its content into a presentation containing different slides and all generated for you for free.
Another way to create presentations using Diigo tool WebSlides.
Watch the video tutorial how to use WebSlides for making slideshow presentations.