A WordPress plugin which gives you all of your custom fields in a single, customizable spreadsheet view.
A WordPress plugin to provide an object oriented and clean API for creating custom meta-boxes on wp-admin *post_type* add/edit screens.
Uses the excerpt to add a description meta tag
Manage complex meta data for any post type.
Adds the Meta tags to the header section of the blog to validate the blog at slug.ch
Handle External Links gives you the power to add rel="nofollow" based on header status (i.e. 404), PageRank of destination URL and many more
Allow custom subscriber (meta) fields to zeen101's Leaky Paywall for WordPress.
LH Profile Page is a WordPress plugin that enables users to change their user data on the front end of the website
Enhance your site's functionality by querying and sorting posts based on custom field values.
This plugin will enable to remove the generator remove meta version.
Content display management regulated by time locks.
Show all user meta (aka custom fields) keys and their unserialized values in a metabox on user profile editing pages.
Adds both the number of displayed posts as well as the total number of returned posts to search and archive pages.
Add Favorite or any flag button to your posts. The easy way
InScript is an extensible scripting framework that provides the capability to insert and modify data without needing to modify any WordPress files.
Easily assign colors for categories, tags, and custom taxonomy terms. Term meta, color coded!
Provides random members and/or groups avatar list + blog list with more options /Widget/
Analysis of your site's comments, showing which posts, authors, and categories generate the most discussion with tables, charts and geolocation.
The Kerstner Foundation (Kerstner.org) offers FREE Web Hosting to nonprofits. To qualify you must install and activate this plugin.
Fill the (entire) page with a login screen if the user is not connected, else add a little widget that can replace the meta one.
WP Term Metadata Plugin for retrieving and manipulating metadata of term objects.
Integrate Synapser.net Search Engine Dynamic Optimization "SEDO" functionalities on your WordPress site.
Add Meta-Tags to your site, and customize them on a post-by-post basis
Adds to twitter cards meta tags to head with logic based on post formats
WPMU MetaTags allows you to control the meta description and meta keywords for the site as well as individual blogs.
Inserts a Wikipedia-like metabox into posts with all the post's associated custom fields and taxonomy terms.
Meta Box field to use when you need the user to pick a point on an image, like a map.
Widget for the publication of their status, placing a note in groups
Automatically optimizes your WordPress blog for Search Engines (Search Engine Optimization).
Easily add an ajax-enhanced login widget to your WordPress site sidebar.