Justin Sternberg

In the spirit of WordPress and “owning your data,” this plugin will allow you to import and backup your tweets to your WordPress site. Includes robust options to allow you to control the imported posts formatting including built-in support for WordPress custom post-types, custom taxonomies, post-formats. Add an unlimited number of user accounts for backup and importing.
Plugin is built with developers in mind and has many filters to manipulate the imported posts.
1.1.0: Updated to work with the Twitter 1.1 API. Uses the <a href="https://github.com/jtsternberg/TwitterWP" rel="nofollow ugc">TwitterWP</a> library.
Like this plugin? Checkout the <a href="http://j.ustin.co/QbG3mQ" rel="nofollow ugc">DsgnWrks Instagram Importer</a>. Feel free to <a href="http://j.ustin.co/QbQQ0a" rel="nofollow ugc">fork this plugin on github</a>.

DsgnWrks Twitter Importer

Backup your tweets & display your twitter archive. Supports importing to custom post-types & adding custom taxonomies.

Alex Moss

Peadig

The WordPress Twitter Feed Plugin lets you simply output any user’s tweets into your WordPress page, template or sidebar! You can customise the username, number of tweets, and style of ouput.
<ul>
<li><a href="http://peadig.com/wordpress-plugins/wp-twitter-feed/" rel="nofollow ugc">Twitter Embedded Timeline</a> WordPress Plugin homepage.</li>
<li><a href="http://peadig.com/wordpress-plugins/wp-twitter-feed-pro/" rel="nofollow ugc">Twitter Feed PRO</a> – this plugin outputs tweet using flat HTML and supports Twitter’s API v1.1.</li>
<li>More <a href="http://peadig.com/wordpress-plugins/" rel="nofollow ugc">WordPress Plugins</a>.</li>
</ul>

Peadig's Twitter Feed: Embedded Timeline WordPress Plugin

A simple Twitter feed that outputs your latest tweets in HTML into any post, page, template or sidebar widget. Customisable and easy to install!

DsgnWrks Twitter Importer vs Peadig's Twitter Feed: Embedded Timeline WordPress Plugin