This plugin add box to posts editor to easy generate an Open Graph images from the post featured images and captions. In popular social networks that support Open Graph or Twitter Cards (Facebook, Google+, Twitter, VK.com (Vkontakte), OK.ru (Odnoklassniki)), links to pages on your site will look noticeable. This should improve traffic.
Colors and styles are customizable. If post has no featured image, plugin uses solid color.