Dave Bergschneider

Intuitive Category Checklist makes selecting categories easier for sites with a large amount of categories and sub-categorization. This plugin works in both quick edit mode and stand full post mode.
Related Links: <a href="http://www.crunchingpixels.com/portfolio/2011/07/intuitive-category-checklist/" title="Intuitive Category Checklist Plugin for WordPress at Truimage Productions" rel="nofollow ugc">Plugin Homepage</a>.
This release has been tested compatible with all WordPress versions since 3.1
Please submit feedback to the plugin’s home page in regards to features you would like to see in the future.
<h3>License</h3>
Good news, this plugin is free for everyone! Since it’s released under the GPL, you can use it free of charge on your personal or commercial blog. If you have found this plugin to be useful plese give it a rating or you can thank me and leave a <a href="https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=39WPEFFWFDXTL" title="Donate with PayPal" rel="nofollow ugc">small donation</a> for the time I’ve spent writing and supporting this plugin.

Intuitive Category Checklist

Adds expanding/collapsing functionality to the categories checklist inside posts.

JS Morisset

The Most Comprehensive Schema BreadcrumbsList Markup of Any Plugin.
Adds Schema BreadcrumbList markup for posts, pages, custom post types, categories, tags, custom taxonomies, search results, and date archive pages.
Select between using ancestors (aka parents), the primary category, or all categories for posts, pages, and custom post types.
No Templates to Modify:
Simply activate or deactivate the plugin to enable / disable the addition of Schema BreadcrumbList markup.

<h3>WPSSO Core Required</h3>
WPSSO Schema Breadcrumbs Markup is an add-on for the <a href="https://wordpress.org/plugins/wpsso/" rel="ugc">WPSSO Core plugin</a>, which creates extensive and complete structured data to present your content at its best for social sites and search results – no matter how URLs are shared, reshared, messaged, posted, embedded, or crawled.

WPSSO Schema Breadcrumbs Markup

Schema BreadcrumbList markup in JSON-LD format for Google Rich Results.

Intuitive Category Checklist vs WPSSO Schema Breadcrumbs Markup