I Wayan sudharmika

Simple Breadcrumb is an easy simple plugin to let you show breadcrumbs at your page, post, and archive. 
Breadcrumb is a feature which show a link of the position of the content which using parental structure. 
Simple Breadcrumb is so easy to use, just install it at plugin directory and call the function at your tempalate wherever you want them to show
<h4>Features</h4>
<ul>
<li>Very easy to install</li>
<li>CSS Style Customizable</li>
<li>Support default Post, Page, Parental Pages, Categories, Archive</li>
<li>Easy to use with php function and shortcode</li>
</ul>

Simple Breadcrumb

Simple Breadcrumb is just another simple wordpress plugin which show breadcrumb

Nitin Yawalkar

RDFa Breadcrumb provide links back to each previous page the user navigated through to get to the current page or – in hierarchical site structures – the parent pages of the current one.
It gives you a new template tag called <code>rdfa_breadcrumb()</code> that you can place anywhere in your template files. It has inbuilt RDFa content markup, so this will help Google to recognize and display the breadcrumbs on search results as well.
Check out the screenshots.

RDFa Breadcrumb

An easy template tag for showing a breadcrumb menu on your site and on google search results with built in RDFa Markup.

Simple Breadcrumb vs RDFa Breadcrumb