socialwall

Social Wall is a social media tool that displays your social posts on a digital wall such as a website, digital signage, video wall, tablet or mobile phone
With this Social Wall Widget, you will be able to easily add the Social Wall iFrame code to WordPress Sites.
You will need to have a <a href="http://socialwall.com.au" rel="nofollow ugc">Social Wall</a> account to use this widget.
Request a <a href="http://socialwall.com.au/trial" rel="nofollow ugc">14 Day Trial</a> of Social Wall.

Social Wall Widget

A Social Wall Widget to easily add the Social Wall iFrame code to WordPress Sites.

Nordvind

Puts a “wall” into a blog, where blog authors can chat. Wall can be hidden from unregistered users. 
Intended to use in community/corporate blogs, for coordination between authors.

Social Wall Widget vs MBlog