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

fa-files-o · Unicode: f0c5 · Created: v2.0 · Categories: Text Editor Icons · Aliases: fa-copy

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

fa-files-o
<i class="fa fa-files-o"></i> fa-files-o

Looking for more? Check out the examples.