Provides rich snippet rating/voting functionality for every content of a page.
You can customize size, orientation and colors of the rating/voting.

Star Snippets – Rich Snippet Vote

Provides rich snippet rating/voting functionality for every content of a page.

Jayce53

Run all the pages on your blog through Google’s <a href="http://www.google.com/webmasters/tools/richsnippets" rel="nofollow ugc">Rich Snippet Test Tool</a> with a single click.
When Google implemented <a href="http://support.google.com/webmasters/bin/answer.py?hl=en&answer=99170" rel="nofollow ugc">Rich Snippets</a> they 
also provided a test tool so you can verify that a page is correctly formatted and see how Google will show your page in their search results.
That’s great, but… if you need to check more than a few pages, it’s a time consuming and tedious task.
EasySnippet makes it easy to check every page on your WordPress blog with just one click.
Works for all rich snippet markup: recipes, reviews, products, people, music and more.
Requires PHP 5+

Rich Snippet Site Report

Run all the pages on your blog through Google's Rich Snippet Test Tool with a single click.

Star Snippets – Rich Snippet Vote vs Rich Snippet Site Report