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.

Web Guy

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Adds the canonical link to your site (<a href="https://wikipedia.org/wiki/Canonical_link_element" rel="nofollow ugc">Learn More</a>).
Activate and then set your permalinks to “Post name” under Settings > Permalinks. That’s it.
Verify that it’s working correctly with the <a href="https://addons.mozilla.org/addon/canonical-link/" rel="nofollow ugc">Firefox add-on</a>.
Supports the ability to customize the canonical link for any specific page, post, or even custom post types (including WooCommerce Products and bbPress Topics).

Simplicy SEO vs Canonical Link