Squoosh : Squoosh is an image compression web app that allows you to dive into the advanced options provided by various image compressors.
Vector Magic : Easily Convert Bitmap Images To Clean Vector Art
Automatically convert bitmap images like JPEGs, GIFs and PNGs to the crisp, clean, scalable vector ar...
RoundPic : Online tool for making anti-aliased rounded corners (very Web 2.0!) for avatars and images
DOM Monster Bookmarklet : DOM Monster is a cross-platform, cross-browser bookmarklet that will analyze the DOM & other features of the page you're on, and give you its bill of ...
