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.

Peter Wilson

Display your latest tweets in a WordPress widget without slowing your 
website.
The Rapid Twitter Widget doesn’t apply any styling to your website, giving 
you complete control over the look.
Tweets and your content are loaded separately to ensure a delayed response 
from Twitter doesn’t slow down your website.
Now compatibile with Version 1.1 of the Twitter API.
<a href="http://app.net/" rel="nofollow ugc">App.net</a> users might like the <a href="https://wordpress.org/extend/plugins/rapid-adn-widget/">Rapid ADN Widget</a>.
<h3>Development on GitHub</h3>
Development of this plugin is taking place in a 
<a href="https://github.com/peterwilsoncc/rapid-twitter-widget" rel="nofollow ugc">GitHub repository</a>.
Only tagged releases will be added to the WordPress.org svn repository.

Rapid Twitter Widget

Display tweets from one or more Twitter accounts using a WordPress widget. Compatible with version…

DsgnWrks Twitter Importer vs Rapid Twitter Widget