Love this demo of a fullscreen image blur effect that scales to the browser window size. I can see this being used often for backgrounds on modern web sites. Very nice.
Fullscreen Image Blur Effect with HTML5
I love this little auto-arrangement of images. Great look that reminds me a bit of things like the Masonry jQuery plugin.
Automatic Image Montage with jQuery
This is a cool little piece of PHP to adaptively affect the image size based on the browser window size. I just downloaded it to try for myself.
Adaptive Images – Deliver Small Images to Small Devices
I’ve mentioned image sprites before—love the concept. Hate the development, and the maintenance even more. Sprite Cow, the site below helps in one aspect of sprites: coordinates of the various pieces.