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Vuukle is a free comments plugin that acts as an analytics tool, we have many plugins like star ratings, emoticons, trending stories etc.

By: vuukle.

WHAT'S YOUR REACTION? With Feelback Reactions your audience can express how they are feeling about your content.

By: Vicomi.

This plugin inserts social share links at the top or bottom of each post.

By: utahta.

The unique Social Plugin to let you integrate Social Login, Social Share and Social Comments at your website

By: Team Heateor, Rajat Varlani, Hungarian Translator: László Tavaszi http://kerekmese.hu, and others.

Automatically publishes your new and old blog content to Social Networks. Auto posts to Twitter, Facebook, Linkedin, Tumblr, Blogger, Xing..

By: Efficient Scripts.

Social Icons Widget to displays links to social sharing websites. Supports more than 80 sites and includes 400 icons.

By: WPZOOM, nvartolomei, and Pavel Ciorici.

Sharify lets you add Social Share Buttons for Twitter, Facebok, Google+ and more to your WordPress website easily!

By: Mehedi.

Explore unique ways to achieve the highest social performance for your mobile or desktop website, by increasing user engagement.

By: E-MAILiT.

World's leading all-in-one Content Amplification Platform that helps grow your site traffic, engagement, conversions & monetization for FREE.

By: Shareaholic.

World's leading all-in-one Content Amplification Platform that helps grow your site traffic, engagement, conversions & monetization for FREE.

By: Shareaholic.

Automatically re-publishes blogposts to Facebook, Twitter, Google+, Pinterest, LinkedIn, Blogger, Tumblr, Delicious, Plurk, etc profiles and/or pages

By: NextScripts.

The delicious tagroll for WordPress plugin adds a new shortcode to WordPress, the [delicious_tagroll] shortcode.

By: Per Soderlind.

Share buttons for WordPress including the AddToAny sharing button, Facebook, Twitter, Google+, Pinterest, WhatsApp, many more, and follow icons too.

By: micropat and addtoany.

Easy to use and 100% FREE Social Sharing Icons & Share Buttons for WordPress. Let your users share your posts and pages to 30+ Social Networks!

By: Damien Zara and OneAll.

Adds a Wishlist page to your WordPress blog using your Delicious Bookmarks.

By: aldolat.

Publish your readings on your WordPress blog using your Delicious Bookmarks.

By: aldolat.

WP Social Ninja allows you to add 12 most popular social network sharing buttons which have different layout styles, you can add social sharing button

By: PremiumWPSuite.

اشتراک گذاری مطالب در شبکه های اجتماعی

By: PersianScript.

Increase traffic, content engagement, and revenue by showing the right social tools and best content. Make your site smarter with Smart Layers.

By: Srijith V, Sol, _mjk_, and addthis_paul.

Easy sharing and connecting on social networks. Display on posts or use widgets or shortcode. Also Twitter name/hashtag to link converter.

By: LinksAlpha.

Add Mashable.com like social share bar to your web site.

By: WPManiax.

With Share Buttons Widget you can share your content at Facebook, Twitter, Google, Digg, Delicious and many more!

By: Seo UK Team.

Import your posts/images/etc from other web services into your WordPress install. Own your content.

By:

Adds social bookmark links to each blog entry.

By: Scott Grayban.

Plugin that gives you shortcodes and PHP functions to count posts/pages shares on 6 social networks!

By: Bishoy.A.

BST share iT - Die Social-Sharing-Buttons die nicht nach Hause telefonieren und geltendes deutsches Recht beachten.

By: amargolf.

A WordPress author bio plugin that adds a sexy, custom about the author box below your posts for single and multiple authors.

By: Andy Forsberg.

Po.st encourages social sharing, tracks dark social sharing of your content, provides comprehensive analytics and actionable reporting.

By: Po.st.

Adds buttons that let your visitors share your content on social media sites.

By: Denis de Bernardy and Mike Koepke.

Just install flodjiShare to enable Social Sharing and SEO-Features on your WordPress site. This Plugin is also compatible to Multi-Author Blogs.

By: flodji.