3sheep

<p>The plugin allows you maintain a number of separate signatures that can be added into posts and pages using short codes.</p>
<p>You can use ‘Number of Signatures’ option to set the number of available signatures. You can then enter each signature using text and variables to add author information. The available variables include:</p>
<ul>
<li>%LOGIN% – Login name</li>
<li>%FIRST% – First name</li>
<li>%LAST% – Last name</li>
<li>%NICK% – Nickname</li>
<li>%EMAIL% – Email address</li>
<li>%URL% – Website</li>
<li>%DESC% – Description/Bio</li>
</ul>
<p>To include a signature into a page or post use the shortcode shown next to the signaure (e.g. [tssig id=”2″]).</p>


3 Sheep Signatures

Allows adding a custom signatures to posts and pages using shortcodes.

DigitalTweaker

<p>** No Longer Supported **<br />
DT Author Box is great for those who have multiple authors on a WordPress site and want to show author information at the bottom of every post for each author like a signature. This can include an image, a short bio, a link to the author’s website and their social profiles.</p>
<h4>Social Profiles Added</h4>
<ul>
<li>Twitter</li>
<li>Facebook</li>
<li>LinkedIn</li>
<li>Google+</li>
<li>YouTube</li>
<li>Pinterest</li>
</ul>
<h4>Language Support</h4>
<ul>
<li>German</li>
<li>Spanish</li>
<li>French</li>
<li>Indonesian</li>
<li>Italian – Thanks to Marco Pegoraro for accurate translation</li>
<li>Portuguese</li>
</ul>
<p>Language translation may not be exact, Google Translate was used. If you find any errors, please let me know.</p>
<p><a href="http://www.digitaltweaker.com/web/wordpress/2012/04/digital-tweakers-author-box-plugin-for-wordpress/" title="DT Author Box Plugin Home Page" rel="nofollow ugc">DT Author Box Plugin Homepage</a></p>


DT Author Box

Easily add an author box bio signature with custom profile image and social profile buttons to the end of each author's posts

3 Sheep Signatures vs DT Author Box