WordPress.org

Author: Hüseyin Berberoğlu

Allows users to add favorite posts. This plugin use cookies and database for saving data.

• If a user logged in then favorites data will save to database instead of cookies.
• If user not logged in data will save to cookies.

If you want you can choose "only registered users can favorite a post" option. There is a widget named "Most Favorited Posts". And you can use this template tag for listing most favorited posts;

If you use WP Super Cache you must add page (which you show favorites) URI to "Accepted Filenames & Rejected URIs".

See ChangeLog to learn what's different between versions.