Pat Hawks

dirtysuds

You can use this to show posts from other sites on your homepage and in your archives alongside your own sites posts. 
After you activate the plugin, any post with the post type “Link” will redirect to the first link in that posts content.

Offsite Post

Lopo Lencastre de Almeida

Allow your readers to convert your post permalink to a shorten sm00shed one and include it in their’s favorite social or blog site. WordPress 2.6 or above and Sociable 3.4.1 or above is required, if you use an older version of those, please upgrade.
More info:
<ul>
<li>More info on <a href="http://yoast.com/wordpress/sociable/" rel="nofollow ugc">Sociable</a>, with info on how to add sites to it, and how to integrate it into your WordPress in other ways.</li>
<li>Check out the other <a href="https://wordpress.org/extend/plugins/profile/ipublicis" rel="ugc">WordPress plugins</a> by the same author.</li>
</ul>

sm00sh for Sociable

Allow your readers to convert your post permalink to a shorten sm00shed one and include it in their's favorite social or blog site.

Offsite Post vs sm00sh for Sociable