Make a fresh WordPress install and archive all your tweets:
<ul>
<li>It’s easier to search than on Twitter</li>
<li>WordPress is not limited to the most recent 3200 tweets</li>
<li>It will automatically expand all those ugly <code>t.co</code> links</li>
<li>All your #hashtags can be converted to WordPress tags</li>
</ul>
Plugin’s page: <a href="http://planetozh.com/blog/my-projects/ozh-tweet-archiver-backup-twitter-with-wordpress/" title="Ozh' Tweet Archiver" rel="nofollow ugc">Ozh’ Tweet Archiver</a>
Live example: <a href="http://planetozh.com/tweets/" title="Ozh' Tweets" rel="nofollow ugc">Ozh’ Tweets</a>
Development: <a href="https://github.com/ozh/ozh-tweet-archiver" rel="nofollow ugc">on Github</a>

Ozh' Tweet Archiver

Import and archive your tweets with WordPress

Boone Gorges

<a href="http://yourls.org/" title="Your Own URL Shortener" rel="nofollow ugc">YOURLS</a> is a free URL shortener service you can run on your webhost to have your own personal Bitly.
This plugin is a bridge between <a href="http://yourls.org/" title="Your Own URL Shortener" rel="nofollow ugc">YOURLS</a> and your blog: when you’ll submit a new post or page, your blog will tap into YOURLS to generate a short URL for it.
This plugin also features BuddyPress support. Short URLs can be generated automatically for each member and each group, and are customizable if permitted by the BuddyPress administrator.
Requires PHP 5.
Note: this plugin should still work but is no longer maintained. See http://yourls.org/#More#wordpress

YOURLS: WordPress to Twitter

Use YOURLS (a free GPL URL shortener service) to create short URLs of your posts, or for your BuddyPress groups and users

Ozh' Tweet Archiver vs YOURLS: WordPress to Twitter