SlideShare is billed as the "world's largest community for sharing presentations", and if you are looking for a way to join their community, this is the place to visit. Visitors can use the program to share their own presentations and documents, and it lets users embed slideshows into a blog or website, synch audio to slides, and also market their events on the website. The site also includes some video demonstrations that show users what they can do with the program and a very active online forum of fellow Slideshare enthusiasts. This version is compatible with all operating systems.