alaingg

The plugin replaces your comment form and includes one that also allows to use the facebook credentials.
Special Features:
<ul>
<li>When users comments on your blog they can choose to send notifications to their Facebook Wall.</li>
<li>Notification is automatically sent to the facebook application wall when a comment is submitted.</li>
<li>Simple Facebook Integration.</li>
<li>Using the plugin should increase the traffic and visibility of your blog.</li>
<li>More easy to comment.</li>
</ul>
Visit the <a href="http://web-argument.com/wordpress-comments-switcher/" rel="nofollow ugc">Plugin Page</a> to see the plugin working.

Comments Switcher

Allows users to comment on your blog using the facebook credentials or the default wordpress guest credentials.

gautamsinghchauhan

Place Facebook Comments box at webpages of your website in no time
<h4>Feature list</h4>
<ul>
<li>Place Facebook Comment box at posts</li>
<li>Place Facebook Comment box at pages</li>
<li>Title above Facebook Comments box</li>
<li>Change title design</li>
<li>Change color scheme of comments</li>
<li>Optimized for mobile devices</li>
<li>Change width of comment box</li>
<li>Widgets and Shortcodes</li>
<li>Supports HTTPS enabled websites</li>
<li>24/7 support</li>
</ul>
You can provide your feedback at singhchauhangautam[at]gmail[dot]com

Chauhan Comments

This plugin integrates Facebook Comments at the posts, pages of your WordPress website

Comments Switcher vs Chauhan Comments