Free Online Image Storage and Creation Tools

Flickr

Splashr  

Bubblr 

Photobucket

Picnik 

Image Chef

Yotophoto - search engine of "copyleft" photos to use for free

The Rasterbator

Scrapblog - create online multimedia scrapbooks

PhotoFunia - add neat effects to your photos (or maybe it's the other way around!)

JigsawPlanet - make interactive puzzles from photos

Tuxpi - 29 photo effects and tools (motivational posters, wanted posters, and more!)

Do Ink - Create your own animations/pictures

BigHugeLabs- photo mash-ups

Photo editing online - no sign up required