WP-Optimize is WordPress's most-installed optimization plugin. With it, you can clean up your database easily and safely, without manual queries.
WP Clean Up can help us to clean up the wordpress database by removing "revision" "draft" "auto draft" and so on.
A custom fields management UI
Clean up your database by deleting unused data such as 'revisions', 'drafts', optimize your database and more...
Extend default search to search in selected post meta, taxonomies, post types and all authors.
Create search filter for your posts by using taxonomies or custom fields.
For each post, author can choose which category is used in permalink.
Easy WP Cleaner is user friendly plugin to clean unnecessary data from WordPress database and also allows you to optimize your WordPress database.
An easy way to add custom fields to your object types (post, pages, custom post types, users)
Add your terms into single post manually, get terms via referrer, and save them as post meta.
Enables searching post meta fields on admin pages.
A simple utility plugin for changing or deleting post or user meta (custom fields) keys in bulk.
We created a tool which helps you to remove useless post revisions from your database.
Change status, categories/tags or postmeta of any post type at a scheduled timestamp.
Add versioning to registered post meta fields when post revisions are made. This is currently a developer library, not an end-user plugin.
Allows extension of page, post and custom post type by allowing you to create customised form fields to include when adding or editing post types.
WordPress Modification History adds a metabox that shows modification history on a particular set of post types.
Use shortcodes for conditional logic based on post meta or taxonomy terms.
A WordPress plugin to provide an object oriented and clean API for creating custom meta-boxes on wp-admin *post_type* add/edit screens.
Migrate your SEO goodness and other meta-data from one theme or plugin to another WordPress theme or plugin.
A plugin development framework with a lot of reusable code and a nice settings page builder.
Inserts a Wikipedia-like metabox into posts with all the post's associated custom fields and taxonomy terms.
List, sort, search and view your WordPress site's commentmeta, postmeta, termmeta, sitemeta and usermeta records with style.
Allows you to bulk-edit post meta information (including custom post types) from a single place.