benjiballin

This adds a widget that lets you search from Twitter and Google at the same time. Displaying Twitter Search results on the right and Google Search Results on the left.
You can also put in your Adsense Pub ID and Channel number and Twiogle will display advertisments under your account so you get the money for people that search from your page.

Twiogle

This adds a widget that lets you search from Twitter and Google at the same time.  Displaying Twitter Search results on the right

sellersbay

Embed anyone’s Twitter Timeline using only their username, or display tweets based on a keyword. Fully compatible with the latest Twitter API and guaranteed to work even with the forthcoming twitter changes!
Features:
<ol>
<li>Embed timelines using only username</li>
<li>Show tweets which contain a keyword</li>
<li>Highly configurable, many visual options</li>
<li>Using Twitter 1.1 API with authentication</li>
<li>No JavaScript</li>
</ol>
Go Pro and Get Many More Features! <a href="http://www.webdesignservices.net/free-wordpress-twitter-plugin/product/53-wordpress-twitter-feed-slider.html" rel="nofollow ugc">WordPress Any User Twitter Feed PRO</a>
PRO FEATURES!
<ol>
<li>Embed timelines using only username</li>
<li>New! Slider/Scroll Option (pro version only)</li>
<li>New! Side Tab Option, so it is shown as a tab on the side of your screen!</li>
<li>New! Slider speed control option (pro version only)</li>
<li>New! follow me button, which can use any username of your choice. (pro version only) 
6. New! Conflict switch to help it work with other jQuery plugins (pro version only)</li>
<li>Show tweets which contain a keyword</li>
<li>Highly configurable, many visual options</li>
<li>Using Twitter 1.1 API with authentication 
<a href="http://www.webdesignservices.net/free-wordpress-twitter-plugin/product/53-wordpress-twitter-feed-slider.html" rel="nofollow ugc"> GO PRO AND GET FREE TICKET SUPPORT!</a></li>
</ol>

Any User Twitter Feed

Embed anyone's Twitter Timeline using only their username, or display tweets based on a keyword. Fully compatible with the latest Twitter API and …

Twiogle vs Any User Twitter Feed