Patryk

The plugin adds a “noindex” field in the edit window for pages, posts and custom post types (CPT), which, when selected – after saving, adds the “noindex” tag to a given page. The tag blocks the indexing of a given page in search engines, e.g. Google.

PRyC WP: Add noindex tag

The plugin adds a "noindex" field in the edit window for pages, posts and custom post types (CPT), which, when selected - after saving, adds …

amodoke

This plugin lets you Noindex Nofollow All Posts in a category. 
Simply go to Posts > Categories, and click on any category’s EDIT link. 
There you can just “tick” the relevant option you need. 
The plugin will then add a “noindex” or/and “nofollow” line in all posts in that category.
A few notes about the sections above:
<ul>
<li>DigitalChef.in – Madhu Ramrakhyani</li>
<li>This plugin lets you Noindex Nofollow All Posts in a category.</li>
<li>“3.0” is the lowest version that the plugin will work on</li>
<li>“4.7” is the highest version that you’ve successfully used to test the plugin. Note that it might work on 
higher versions… this is just the highest one you’ve verified.</li>
</ul>

NoIndex NoFollow  All Posts

This plugin lets you Noindex Nofollow All Posts in a category.

PRyC WP: Add noindex tag vs NoIndex NoFollow All Posts