Would it be possible for the bitbake-layers show-recipes tool to have a way of filtering the list based on the classes that the recipe inherits? ie "bitbake-layer show-recipes --inherits image"
Now implemented in master: http://git.yoctoproject.org/cgit/cgit.cgi/poky/commit/?id=ae7d04832be5b9cbed29b5e78518f22660b6d178