melfa

Replaces <lj user=”username”/> and <lj comm=”community”/> with correct HTML code. Like “LJ user” plugin, but supports both <lj user=”username”/> and <lj user=”username”> forms, plus communities.

LJ user ex

Replaces <lj user="username"/> and <lj comm="community"/> with correct HTML code.

RikkiMongoose

If you write about somebody at Facebook or Google Plus – mark his name with an icon!
i.e. [userid type=”blogspot” id=”torvalds-family”]Linus Torvalds[/userid]
The following social networks are supported:
<ul>
<li>facebook</li>
<li>twitter</li>
<li>google_plus</li>
<li>WordPress</li>
<li>Livejournal</li>
<li>liruboy / lirugirl</li>
<li>vk</li>
<li>habrahabr</li>
<li>github</li>
</ul>

Rikki's WP Social Icons

If you write about somebody at Facebook or Google Plus - mark his name with an icon!

LJ user ex vs Rikki's WP Social Icons