Erunafailaro

The plugin adds a meta-tag to the html-header-part of your blog. This meta-tag contains keywords that describe the contents of the html-page. Adding this kind of meta-tag is one part of the job of optimizing your blog for search engines. To learn more about search engine optimization, I recommend reading and understanding these articles:
<ul>
<li><a href="http://www.geek-notes.com/wordpress/25/optimize-wordpress-for-search-engines" title="About SEO at geek-notes.com" rel="nofollow ugc">about SEO at geek-notes</a></li>
<li><a href="http://www.devlounge.net/articles/plugins-for-a-search-engine-friendly-wordpress-blog" title="About SEO at devlounge.net" rel="nofollow ugc">about SEO at devlounge</a></li>
</ul>
<h3>Plugin Homepage</h3>
The complete documentation is located at my <a href="http://www.weinschenker.name/wptags-4-metakeywords/" title="Plugin-homepage" rel="nofollow ugc">website</a>

WPtags 4 MetaKeywords

This is a tiny, lightweight plugin I wrote to use the new native tagging from WordPress 2.3+ to automatically create a meta-keyword-tag for my blog.

XYDAC

This plugin is an Easy to use Taxonomy Manager to Customize Taxonomies and its Custom Fields, with great UI. 
<a href="https://downloads.wordpress.org/plugin/ultimate-taxonomy-manager.zip" rel="nofollow ugc">Download now!</a>.
<a href="http://taxonomymanager.wordpress.com/" rel="nofollow ugc">[Plugin URL]</a> | <a href="https://xydac.wordpress.com/2010/09/30/ultimate-taxonomy-manager-for-wordpress/" rel="nofollow ugc">[Tutorial]</a> | <a href="https://posttypemanager.wordpress.com/" rel="nofollow ugc">[Ultimate Post Type Manager]</a>
[[An upgrade of this plugin is <a href="https://wordpress.org/extend/plugins/ultimate-cms/" rel="ugc">[WordPress Ultimate CMS]</a>, Please upgrade to WordPress Ultimate CMS.]]
Some Features
<ul>
<li>Create Custom Taxonomies.</li>
<li>Customize every detail of Taxonomy.</li>
<li>Create Custom Fields for Taxonomy.</li>
<li>Show Taxonomy as Combobox on New post/Custom Post type page(Provides ability to select only single Taxonomy).</li>
<li>Create same Taxonomy for multiple Post types.</li>
<li>Manage Custom fields for all taxonomies registered (Except Media).</li>
<li>Supports creation of custom fields as Text Box,Combo Box.</li>
<li>Easy to use interface.</li>
<li>Short codes to display custom values wherever you want to display.</li>
<li>Allows Modifying Custom Fields for all Registered Taxonomies even for Category and Post Tags.</li>
</ul>
<h4>Update</h4>
<ul>
<li>Updated to Support View Item</li>
<li>Added Bonus Tweak to Add Default WordPress Categories to Pages.</li>
<li>Added Feature to Select permission based on User Role</li>
<li>Update Count Callback Function Name input for advanced users.</li>
<li>Added Jquery Support</li>
<li>UI Improved</li>
<li>Add Images to any Taxonomy say Category,Post-tags anywhere</li>
<li>UPDATED TO SUPPORT WORDPRESS MULTISITE</li>
<li>Filters shown on Post page</li>
<li>All taxonomies shown on Post page in columns.(Use screen option to customise)</li>
</ul>

Ultimate Taxonomy Manager

This is an Easy to use Plugin to Create, Customize, Manage Taxonomies as well as Manage its Custom Meta Fields. Now add images to category/tags.

WPtags 4 MetaKeywords vs Ultimate Taxonomy Manager