PunyPNG : PunyPNG is a free website optimization tool that dramatically reduces the file size of your images without any loss of quality.
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...
rsizr : rsizr is a Flash application that lets you resize JPG, PNG, and GIF images on your computer. With rsizr, in addition to normal image rescaling and cro...
