Embed posts from / to your blog and automatically do SEO on each blog posts by implementing Schema.org and Open Graph Protocol meta tag definitions.
Metadata, for taxonomy terms.
Pretty colors for categories, tags, and other taxonomy terms
Powerful AJAX-based search alternative which supports faceting queries by taxonomies, terms, location, and post metadata.
Automatically add <link>, <meta> description and <meta> keywords to your HTML on a per-post (or page) basis.
Enhances the Media Library; powerful [mla_gallery], taxonomy support, IPTC/EXIF/PDF processing, bulk/quick edit actions and where-used reporting.
Extend Post and Page data with all related meta data.
This plugin display a Creative Commons banner below your posts in WordPress. All metadata included.
Configure over 100 separate on-page SEO characteristics. Load around 700 lines of code per page view. No junk: just high performance SEO at its best.
This is a very simple plugin to add meta description in the header of your WordPress blog. For more info please check readme file.
Blocks users from "pinning" pages from your WordPress site on the Pinterest social media site.
Manage complex meta data for any post type.
Ratings: clean, lightweight and easy
Add basic meta tags and also Opengraph, Schema.org Microdata, Twitter Cards and Dublin Core metadata to optimize your web site for better SEO.
Remove meta information from posts and pages. Just plug and play.
Helps you publish your content under the terms of Creative Commons and other licenses.
PixFields offers you a nice interface to add custom metadata into your favorite post type.
This plugin provides integrated navigation for your website. Use WordPress as a CMS for your website and think in navigation terms (main, sub etc.)
Insert metadata in posts automatically from ISBN or URL at www.nb.no. Norwegian: Oppi ISBN eller URL fra www.nb.no, få infoboks med metadata etc.
Edit SEO tags (or any custom field) from the All Posts page. Auto-detects SEO plugins & themes.
Media Metadata Workflow Wizard: Integrate your media metadata workflow with WordPress's Media Library
WP social integration brings login by facebook, adds basic & opengraph metadata, facebook news feed, facebook social plugins anywhere in page
Customise the way your post/page will be displayed on the major social media through the Open Graph Protocal (OGP).
Easily create keywords, descriptions and headings based on the content of your page.
Add some meta to your terms like tags, categories or custom taxonomies
Simple Open Graph adds Open Graph meta data to the header
A WordPress plugin to provide an object oriented and clean API for creating custom meta-boxes on wp-admin *post_type* add/edit screens.
Metadata SEO integration.
A simple utility plugin for changing or deleting post or user meta (custom fields) keys in bulk.
Scriblio enables faceted searching and browsing of WordPress posts, pages, and custom post types.