mimiz.fr

Add a widget you can use to add your Google Reader items to your sidebars. 
Easy to use, just define your Google Account, in the settings Google Reader Page.
This plugin use the WP-ZFF Zend Framework Full (version 1.10.5-1), please install it ! 
(here is the plugin site : http://passavanti.name/wp-zff-zend-framework-full). And here is the wordpress plugin page : https://wordpress.org/extend/plugins/wp-zff-zend-framework-full/

Google Reader

Add your Google Reader items (shared, starred, tagger ...) to your blog.

moallemi

This plugin exports the feed stats of each wordpress blog in the Google Reader. the stats consists of total like count of a blog and number of it’s followers with use of likekhore.com API.

Likekhor

This plugin export the feed stats of each wordpress blog in the Google Reader with use of likekhor.com service.

Google Reader vs Likekhor