Schema – All In One Schema Rich Snippets is one free plugin you should consider, if you are looking for an effective tool to helps you to display any kind of rich snippets for your blog/website on the search engines result pages.
This plugin also helps your site to display important information when people share your link on Facebook.
All In One Schema Rich Snippet plugin supports the following content types:
Review, Even, People, Product, Recipe, Software Application, Video and Articles.
It is very easy to implement this free WordPress plugin.
Why don't you check it out at: Schema – All In One Schema Rich Snippets
Related Tips:
* How To Add Schema Structured Data Markup To WordPress Sites