ruanyf

Twitter uses t.co short URLs in all tweets. All links will be forcedly converted into t.co domain which is ugly, troublesome and blocked in my hometown China (Damned).
This plugin will help you get rid of t.co.
It is based on Twitter Tools. When a post is created automatically from a tweet, this plugin will unshorten all t.co short URLs in the tweet.

untco

When a post is created automatically from a tweet, this plugin will unshorten all t.co short URLs in the tweet into their original URLs.

netandreus

This plugin adds ability to create short URL from the blog post permalink and stores it in the database. The plugin currently use tok.pw as the only service and stores the data in the database of tok.pw.
Plugin homepage: http://tokarchuk.ru/2013/03/tok-pw/
For support use WordPress.org or this page: http://tokarchuk.ru/2013/03/tok-pw/
Thanks!

tokpw Short URLs

Automatically shortens the blog post URL via tok.pw.

untco vs tokpw Short URLs