Impress.js is … well … impressive!
Not just the effects, but the nice, simple, clean code.
Impress.js is really cool. Check out the demo and you’ll see why!
By using just HTML and CSS3, you can convert basic HTML content into a cool slideshow that’s supported by all the modern browsers.
You can download the code and get a full tutorial on how to set it up on the 1st Web Designer website. Although there are several pre-built effects, if you know your CSS, sky’s the limit when it comes to creating some — ahem — impressive stuff.