A script to find images that are not used in an iOS project. Originally from http://stackoverflow.com/questions/6113243/how-to-find-unused-images-in-an-xcode-project

find-unused-images.sh

#!/bin/sh
PROJ=`find . -name '*.xib' -o -name '*.[mh]'`

for png in `find . -name '*.png'`
do
    name=`basename $png`
    if ! grep -q $name $PROJ; then
        echo "$png is not referenced"
    fi
done