elightbo

This twitter plugin outputs your twitter updates to your WordPress blog. It linkifies hash tags and @replies while properly caching. It is called TweetiePie because it uses the <a href="https://wordpress.org/extend/plugins/simplepie-plugin-for-wordpress/" title="SimplePie" rel="ugc">SimplePie WordPress plugin</a> to pull the tweets from twitter and cache them. Caching is necessary to minimize the times that your blog has to talk to twitter. This will speed up your site and <a href="http://apiwiki.twitter.com/Rate-limiting" title="Rate limiting on twitter" rel="nofollow ugc">keep twitter happy</a>.
This plugin requires WordPress 2.8 or greater. If using an earlier 2.8 version it also requires the <a href="https://wordpress.org/extend/plugins/simplepie-plugin-for-wordpress/" title="SimplePie" rel="ugc">SimplePie WordPress plugin</a>.

TweetiePie

Outputs latest twitter updates and linkifies hash tags and @replies.  Properly caches.

eppand

This plugin will add a configurable widget to display social media icons in your widget area(s). Icons are 32×32, squared edges, and display inline.
Supported social media links include:
<ul>
<li>Twitter</li>
<li>Facebook</li>
<li>Google+</li>
<li>LinkedIn</li>
<li>YouTube</li>
<li>Pinterest</li>
<li>RSS</li>
</ul>
Available Languages
<ul>
<li>English (en_US)</li>
<li>Serbo-Croatian (sr_RS) – Borisa Djuraskovic at (http://www.webhostinghub.com/)</li>
</ul>
UPGRADE NOTICE
A change has been made to the social profile links if you are upgrading this plugin from a version prior to 1.0. The Social Media URLs are managed from a new area in the WordPress admin and will require you to enter your URLs again.

SimpleConnectWidget

This plugin will add a configurable widget to display social media icons in your widget area(s). Icons are 32x32, squared edges, and display inline.

TweetiePie vs SimpleConnectWidget