digrart

This plugin generates breadcrumb navigation for all posts, pages, custom post types, categories, and taxonomies on WordPress. The breadcrumbs are fully customizable and support structured data formats such as Microdata and JSON-LD for better SEO.

dig Breadcrumb

Generate breadcrumb navigation for all posts, pages, custom post types, categories, and taxonomies on WordPress, considering their publication status.

Antonio Sanchez

Microdata About plugin offers a easy wat to implement Microdata about persons, companies or organisations in your WP site.
In the Plugin Options Page there is a formular called Microdata About. Fill up the formular with the data of the person or company you want to show and then add it to your post with the shortcode [mcaddress] or place it in a widget area with the widget included.
Options: 
You can choose to show the microdata of a person or a company.
For the shortdode, the default option is the company microdata, but you can change it with the parameter \”a\”, like this:
<ul>
<li>For persons: [mcaddress a=”person”]</li>
<li>For companies: [mcaddress a=”company”]</li>
</ul>
For the widget, just check the box with the “Show Person Microdata” option.
For detailed information see <a href="http://antsanchez.com/blog/wp-plugin-microdata/" rel="nofollow ugc">WP Plugin Microdata</a>.

Microdata About

Microdata About plugin offers a easy wat to implement microdata about persons, companies or organisations in your WP site.

dig Breadcrumb vs Microdata About