extension that allows recommendations ... - Joomla! Forum - community, help and support

hello dear community - day.

is there extension allows users recommend things - eg. books.

i run site publishes books: see http://www.literaturen.org
note: site 100 % in beta-mode: testrun several modules , extensions. want find out fits , best.

so want have audience send in interests , favorite books. think there way - enable users send in ideas , recommendations.

- eg extension enables users - (via facebook or googleplus) so.

i forward hear

greetings