The 2.3 version of ArtworkGofer for Mac is available as a free download on our website. This Mac app was originally designed by ObjectStack. The application lies within Productivity Tools, more precisely E-book Tools.
From the developer:
This easy to use application allows to find missing artworks for your iTunes albums and e-book and add them to the albums tracks and to the e-books.
You can get artwork for selected music tracks or e-books, or you can simply find all the missing artwork for your entire iTunes library.
You may want to check out more Mac applications, such as Lap Tick, eBook Reader for OPERA or Amacsoft HTML to ePub for Mac, which might be related to ArtworkGofer.