A very simple SEO plugin
A simple Facebook Comments plugin for your blog that enables FB User`s to comment on your blog or website.
Facebook Like Lock for WordPress. Locks your content and user can unlock by clicking on like button.
Updates Facebook Open Graph when publishing or updating a post.
Add basic meta tags and also Opengraph, Schema.org Microdata, Twitter Cards and Dublin Core metadata to optimize your web site for better SEO.
Add social meta for pages in header without coding.
A simple Facebook Like Button plugin for your posts/archive/pages or Home page.
Customise the way your post/page will be displayed on the major social media through the Open Graph Protocal (OGP).
Google Plus Badge Widget plugin allows you quickly and easily to add your Google Plus badge widget in your blog WordPress site.
Add Pinterest Rich Pin data to WooCommerce Product Pages via WordPress SEO by Yoast
Embed the XING Share Button and the Follow Button on your WordPress website without any hassle.
Simple Open Graph adds Open Graph meta data to the header
Just install flodjiShare to enable Social Sharing and SEO-Features on your WordPress site. This Plugin is also compatible to Multi-Author Blogs.
Retrieves the images of audio/video players in your posts and embeds them as thumbnails on Facebook and other social networks.
Easily add Open Graph tags to your WordPress website to make it ready to share on Facebook.
Adds Open Graph metadata to your posts and pages so that they look great when shared on sites like Facebook and Google+.
Generate a preview (aka thumbnail) of any external link in the page, similar to Facebook or Google+ snippets.
This plugin adds required meta tags for facebook sharing. It automatically uses post's featured image as sharing image.
A simple Google Plus Like and Share Button plugin for your posts/pages or Home page in your own language.
Onebox: A Fancy Hyperlink Display Plugin for WordPress
Like Gate allows you to reveal some hidden/secret content when the user likes the article. Therefore increasing the likeness of your articles.
The Fix Facebook Like plugin fixes problems like wrong thumbnail, title, description, URL, and gives few more options for your WordPress.
This plugin allows you to add facebook open graph protocol to your blog
Enable facebook comment/like button individually for each post or for all posts and send notifications by e-mail, have a Widget and show Opengraph met
Adds Facebook OpenGraph Meta Tags to head for a better social sharing experience.
Adds automatically Open Graph metatags based on the title, content and thumbnail of the post. Install and activate, and you are done!
Adds essential Open Graph information to your WordPress header.
Adds Facebook specific Open Graph meta tags to your WordPress header
Adds personalised Open Graph tags that Facebook proposed, and constantly change their mind about supporting.
Adds Twitter Card's Open Graph meta tags to your WordPress header