JorgeAmVF

autometa’s DATED is a simple plugin that uses the following shortcode:
<ul>
<li><code>[dated]</code> = to reproduce the publication date.</li>
</ul>
autometa’s DATED is a standalone component of <a href="https://wordpress.org/plugins/autometa/" rel="ugc">autometa</a> shortcodes pack.

autometa's DATED

It reproduces publication dates in pages, posts, portfolios or products simply via: [dated].

David Miller

This is a plugin to add <a href="http://opengraphprotocol.org/" rel="nofollow ugc">Open Graph Protocol</a> data to the metadata of your WordPress blog for better communication with Facebook and other services which use this type of data.
If you have any queries regarding this plugin, please visit <a href="http://www.millerswebsite.co.uk/2011/01/23/wordpress-plugin-wp-ogp" rel="nofollow ugc">http://www.millerswebsite.co.uk</a>

WP-OGP

This is a plugin to add Open Graph Protocol Data to the metadata of your WordPress blog.

autometa's DATED vs WP-OGP