Description
FM: Meta Data Manager for Post gives developers and power users a fast, interactive way to manage post meta directly from the post edit screen.
- Instantly view all meta keys and values for any post, page, or custom post type.
- Edit, add, or delete meta values with a single click — no need for phpMyAdmin or custom code.
- Fully AJAX-powered interface for real-time updates without page reload.
- Works seamlessly with all post types.
- Lightweight, developer-friendly, and beautifully integrated into the WordPress admin.
Perfect for debugging, inspecting, or cleaning up post meta data.
Note: This plugin is an independent open-source project created and maintained by the developer.
It is not affiliated with, endorsed by, or dependent on any company or organization.
⚠️ Warning / Disclaimer
Editing or deleting post meta directly can affect how your theme or plugins function.
Before making any changes, create a full database backup.
The developer is not responsible for any data loss or site malfunction caused by incorrect meta edits, additions, or deletions.
This tool is intended primarily for developers and advanced WordPress users who understand how post meta works.
Features
- View all post meta data in a clean, sortable table.
- Add new meta keys and values directly.
- Edit existing meta values instantly with AJAX.
- Delete unused or old meta entries with one click.
- Real-time success and error messages (no page refresh).
- Works with posts, pages, and all custom post types.
- Clean and lightweight — loads only on post edit screens.
- Built with security in mind using WordPress nonces.
License
This plugin is licensed under the GPLv2 or later.
You can freely modify and redistribute it under the same license.
Screenshots
Meta Data Manager displaying all post meta in a clean table. 
Inline editing of meta values with AJAX updates. 
Adding new meta fields dynamically. 
Deleting meta entries instantly with success notifications.
Installation
- Upload the plugin files to the
/wp-content/plugins/fm-meta-data-manager-for-postdirectory, or install it through the WordPress Plugins screen directly. - Activate the plugin through the Plugins menu in WordPress.
- Edit any post, page, or custom post — you’ll see a Meta Data Manager box showing all meta fields.
- You can now view, edit, delete, or add new meta data instantly.
FAQ
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Does it support custom post types?
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Yes, it supports all registered post types automatically.
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Can I add new meta keys and values?
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Yes! The plugin includes an “Add New Meta” section where you can add new key-value pairs instantly.
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Can I edit multiple meta keys with the same name?
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Yes, it displays all instances of each meta key and lets you edit or delete them individually.
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Is it safe to edit meta values directly?
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Yes, but be cautious — changing certain meta fields may affect plugin or theme functionality.
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Does it support user meta or term meta?
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Currently, it supports only post meta. Future updates may include user and term meta management.
Reviews
There are no reviews for this plugin.
Contributors & Developers
“FM: Meta Data Manager for Post” is open source software. The following people have contributed to this plugin.
Contributors
Translate “FM: Meta Data Manager for Post” into your language.
Interested in development?
Browse the code, check out the SVN repository, or subscribe to the development log by RSS.
Changelog
1.0.1
Fixed the issues suggested by WP Team!
1.0.0
- Initial release.
- View, edit, delete, and add post meta directly.
- AJAX-powered updates and deletions.
- Instant success/error messages with no page reload.
- Works across all post types.