The official way to use Font Awesome Free or Pro icons on your site, brought to you by the Font Awesome team.
The Better Font Awesome plugin for WordPress. Shortcodes, HTML, TinyMCE, various Font Awesome versions, backwards compatibility, CDN speeds, and more.
Ir para o topo is a nifty lightweight plugin. It adds a highly customizable button, which when clicked, scrolls up smoothly to the top of a page.