The *.pdf documents created by @felixq, and linked from the Forum threads at Full Footprint Library Lists ? (Ideally in ascii?) - #6 by PCB_Wiz and Full Footprint Library Lists ? (Ideally in ascii?) - #8 by PCB_Wiz provide a handy reference. They may be out of date by now, but at least you have a starting point for where to look for footprints.
Dale