If you like Font Awesome, you're going to love Black Tie!
             

fa-external-link · Unicode: f08e · Created: v1.0 · Categories: Web Application Icons

After you get up and running, you can place Font Awesome icons just about anywhere with the <i> tag:

fa-external-link
<i class="fa fa-external-link"></i> fa-external-link

Looking for more? Check out the examples.