Vladimir Prelovac

WP Nofollow Categories is a SEO plugin which adds nofollow attribute to all category links throughout the blog. It will also add noindex tag to category page and nofollow author links. This will effectively remove the category pages from SEO point of view.
The goal is to flow the page rank to other pages on your site like posts and tags while avoiding duplicate content issue.
Plugin by <a href="http://www.prelovac.com/vladimir" rel="nofollow ugc">Vladimir Prelovac</a>.
<h3>Credits</h3>
Thanks to <a href="http://kempwire.com/" rel="nofollow ugc">Jonathan Kemp</a> whose <a href="https://wordpress.org/extend/plugins/nofollow-categories/" rel="ugc">plugin</a> inspired me
<h3>License</h3>
This file is part of WP Nofollow Categories.
WP Nofollow Categories is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
WP Nofollow Categories is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with WP Nofollow Categories. If not, see <a href="http://www.gnu.org/licenses/" rel="nofollow ugc">http://www.gnu.org/licenses/</a>.

WP Nofollow Categories

Nofollows category links across the site. Adds Noindex to category pages.

FolioVision

Simple plugin which allows you to mass edit the description fields of your choice. In current version of the plugin it is possible to mass edit except the description fields also titles of pages, posts and categories and for posts it is additionally possible to edit keywords
<a href="http://foliovision.com/seo-tools/wordpress/plugins/foliopress-descriptions" rel="nofollow ugc">Support</a>
Supported description fields:
<ul>
<li>All In One SEO Meta Description</li>
<li>Thesis description</li>
<li>WordPress post excerpt</li>
</ul>

FV Descriptions

Simple plugin which allows you to mass edit the description fields of your choice.

WP Nofollow Categories vs FV Descriptions