RoundPic : Online tool for making anti-aliased rounded corners (very Web 2.0!) for avatars and images
Trimage (lossless) image compressor : Trimage is a cross-platform GUI and command-line interface to optimize image files via optipng, pngcrush, advpng and jpegoptim
JPGCrunk : jpgcrunk is a tool for crunking images.
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...
Remove Image Backgrounds Beta
Instantly create masks, cutouts, and clipping paths online
