At WikiCite 2018 someone presented a website using book data from wikidata, http://inventaire.io
It's not exactly a goodreads clone, the features at present are more for books you own and more based on physical location for sharing, but there's potential there! Maybe worth checking out.
It's not exactly a goodreads clone, the features at present are more for books you own and more based on physical location for sharing, but there's potential there! Maybe worth checking out.