Add Google Rich Snippets for reviews and rating based on schema.org for a better WordPress SEO, more search traffic and conversion.
Version: 3.1 Formats recipes so they are SEO-friendly. Now fully supports WordPress 4.0.1.
Turn on Your Blog's Social SEO with WP Social SEO Booster and get a Huge Boost in Google Rankings!
kk Star Ratings allows blog visitors to involve and interact more effectively with your website by rating posts.
This plugin allow author to add Schema.org markup options for product reviews.