Luke Mlsna

Plugin that allows you to easily give individual posts and pages an HTML meta description from the edit post/pages admin area.
<h3>Readme Generator</h3>
<ul>
<li>This plugin’s readme.txt file was generated by the <a href="http://shinraholdings.com/tools/readme-gen/" rel="nofollow ugc">Readme Generator</a> for WordPress Plugins.</li>
</ul>
<h3>Support</h3>
<ul>
<li><a href="http://shinraholdings.com/plugins/meta-description" rel="nofollow ugc">Plugin Homepage</a></li>
<li><a href="mailto:plugins@shinraholdings.com" rel="nofollow ugc">plugins@shinraholdings.com</a></li>
</ul>
<h3>Donations</h3>
<a href="http://shinraholdings.com/donate" rel="nofollow ugc">Donations</a> are graciously accepted to support the continued development and maintenance of this and all our other plugins. We currently accept Paypal, link backs, positive ratings, and kind words.

Meta Description

Adds a meta box to the edit posts/pages admin area for inputing an HTML meta description.

fred91

Simplicy SEO
Simplicy SEO will allow you to optimize your SEO for your WordPress blog plugin itself supports the following tags:

Home page, page, article
<ul>
<li>
Meta tag keywords
</li>
<li>
Meta Tag news_keywords
</li>
<li>
Tag title
</li>
<li>
Meta Robots Tag
</li>
<li>
Meta tag description
</li>
</ul>

category archives
<ul>
<li>
Meta tag keywords
</li>
<li>
Tag title
</li>
<li>
Meta Robots Tag
</li>
<li>
Meta tag description
</li>
</ul>

Keywords archives

<ul>
<li>
Meta tag keywords
</li>
<li>
Tag title
</li>
<li>
Meta Robots Tag
</li>
<li>
Meta tag description
</li>
</ul>

Advanced options

-Meta tag creation
<ul>
<li>
Meta Tag author
</li>
<li>
Meta Tag Contact
</li>
<li>
Meta Tag copyright
</li>
</ul>
Geotag meta tag

<ul>
<li>
Meta geo.region
</li>
<li>
Meta geo.placename
</li>
<li>
Meta geo.position
</li>
<li>
Meta ICBM
</li>
</ul>
Facebook Open Graph 

<ul>
<li>
Meta Tag property app_id
</li>
<li>
Meta Tag property admins
</li>
<li>
Meta Tag property og: url
</li>
<li>
Meta Tag property og: site_name
</li>
<li>
Meta Tag property og: description
</li>
<li>
Meta Tag property og: type
</li>
<li>
Meta Tag property og: image
</li>
</ul>

Articles & Pages

<ul>
<li>
Meta Tag property og: url
</li>
<li>
Meta Tag property og: title
</li>
<li>
Meta Tag property og: description
</li>
<li>
Meta Tag property og: type
</li>
<li>
Meta Tag property og: image 

</li>
</ul>
French language

Simplicy SEO

viewed Requires at least: 3.0 Tested up to: 3.7.0 Stable tag: 4.3 License: GPLv2 or later License URI: http://www.gnu.org/licenses/gpl-2.0.

Meta Description vs Simplicy SEO