Description
AIO is an all-in-one add-on for Meta Box that brings together all available extensions in a single installation, eliminating the need to manage dozens of individual plugins for custom fields, post types, and theme options. Designed for those who manage multiple projects with Meta Box, it centralizes module activation in a single dashboard, reducing maintenance complexity.
Key Features of AIO
- All-in-one package
Brings together all official Meta Box extensions in a single installation. - Selective module activation
Allows you to enable or disable each extension individually from the admin dashboard. - Centralized management
Consolidates the configuration of fields, post types, and taxonomies in one place. - Simplified updates
Update all extensions together without having to manage dozens of separate plugins. - Full compatibility
Works seamlessly with all themes and plugins that use Meta Box.
Benefits of AIO
- Fewer installed plugins
Replaces multiple add-ons with a single package, keeping WordPress leaner. - Time savings on maintenance
Enable or disable modules without having to add or remove plugins individually. - Cleaner environment
Avoid dozens of entries in the plugin list and focus on what matters. - Greater control over features
Choose exactly which Meta Box features to enable for each project.
Who Is AIO For?
- Those who already use Meta Box and want to expand its features without installing dozens of separate extensions.
- Those who manage multiple sites with custom fields and need unified management.
- Agencies and developers looking to improve productivity by consolidating the management of WordPress metadata.
How to Download AIO
The AIO add-on is available for download here at Ultrapack. After downloading the .zip file, install it by going to Plugins > Add New > Upload Plugin, select the .zip file, and activate it. Remember that Meta Box must be installed and active for the add-on to work.
AIO solves the problem of managing multiple Meta Box extensions by consolidating everything into a single package while maintaining the flexibility to activate only the necessary modules. It is the practical choice for those who develop highly customized websites and do not want to waste time installing and updating dozens of plugins individually.
Frequently asked questions
Is Meta Box AIO GPL-licensed?
Yes. Meta Box AIO is distributed under the GPL (GNU General Public License). You may legally use, modify and redistribute it on as many sites as you want.
Can I use Meta Box AIO on multiple sites?
Yes. You can install Meta Box AIO on as many sites as you want. Only automatic updates through Ultrapack Auto Updater have a limit: from 3 to 80 sites, depending on the plan.
How much does Meta Box AIO cost at Ultrapack?
Meta Box AIO costs US$2.99 as a single purchase, and it is also included in the subscription plans starting at US$12/mo (VIP I).
Does Meta Box AIO include updates?
Yes. The current version of Meta Box AIO is 3.12.0, published at Ultrapack on Sep 17, 2026. Subscribers update straight from the WordPress dashboard with UAU (Ultrapack Auto Updater).
Is Meta Box AIO scanned before publication?
Yes. Every version of Meta Box AIO goes through a malware scan (ClamAV and YARA rules, at UltraHub) before it is published.
What changed in this version
Version 3.12.0 2026-09-17
- Highlights
- This release lets you create custom models in the builder, instead of registering them in PHP with the MB Custom Table extension. Local JSON supports models as well.
- See our [blog post]
- Other changes
- Add a column schema editor for field group custom tables, with column types, indexes, and automatic columns for new fields
- Include the WordPress table prefix by default for new custom tables
- Transliterate accented characters in table names instead of dropping them
- Report custom table create and update failures when saving, instead of reporting success
- Report Local JSON sync failures when saving, and reject an ID that another JSON file already owns
- Delete stale Local JSON files after renaming a field group
- Update the existing object when importing a JSON file with the same ID, instead of creating a duplicate
- Rebuild editor settings when importing settings pages and blocks, so icons and menu settings survive the round trip
- Add authorization check in frontend's `Form::process` to prevent unauthorized post edits
- Fix multibyte IDs breaking meta box tooltips in WordPress 7.1
- Fix admin column position suggestions missing the field ID prefix
- Fix select advanced field preview not showing and not clearing
- Fix error when trashing a post
- Fix focus handling for hidden validation error elements
- Fix image advanced in a cloneable group not displayed correctly in Elementor
- Fix error with Slim SEO on All Pages screen when adding a view shortcode in a page
Version 3.11.0 2026-09-03
- Highlights
- This version adds support for WooCommerce HPOS that allows you to use Meta Box fields to WooCommerce orders (with WooCommerce's High-Performance Order Storage (HPOS) feature). For more information, see our [blog post]
- Also, frontend forms and user forms now support for Cloudflare Turnstile for captcha verification.
- Other changes
- Add info columns to post type and taxonomy list tables
- Fix security bug with migration from CPT UI
- Fix icon picker not showing for existing post types
- Tighten security for Abilities: users now need the `edit_post` capability (or equivalent) to read custom field values, so sensitive data is only accessible to users who can edit content
Version 3.10.0 2026-07-30
- Highlights
- This release introduces Block Bindings for Meta Box fields, allowing you to bind field values directly to blocks in the WordPress editor. Meta Box fields now appear as a source in the block bindings panel, making it easy to use custom field data inside blocks without shortcodes or PHP. See our [blog post]
- Other changes
- Fix password strength showing for login/forgot password forms
- Update select2 library to fix missing placeholder
- Fix `querySelector` errors with numeric IDs and missing DOM elements
- Update description text for `max_clone` in relationship Fields tab for clarity
- Update Twig to v3.11.3
- Fix conflict style of the ajax message with WPEngine on Extensions page
Version 3.9.0 2026-07-17
- Highlight
- Introducing `has_one_relationship` option — configure it per side (`from`/`to`) to limit an item to a connect to only one item on the other side. Combined on both sides it creates a one-to-one relationship; on one side only, it creates one-to-many without duplicates.
- Read more on [our blog]
- Other changes
- Fix missing authorization check in `ajax_delete_file` for enhanced security
- Allow HTML in switch on/off and button group labels (e.g., Dashicons)
- Fix fatal error when post content (of mb-custom-post-type) contains invalid JSON
- Fix not displaying term meta in the Elementor taxonomy loop
- Fix deprecated notice in GroupField in Elementor
- Fix missing authorization on frontend post delete.
- Disable autoload for form config options to reduce alloptions bloat.
Version 3.8.0 2026-07-07
- Highlights
- This release introduces Abilities, enabling you to manage custom post types and taxonomies, as well as create, retrieve, update, and delete posts and terms.
- See our [blog post]
- Other changes
- Fix stale block lists when switching between block editor fields (#195)
- Fix conflict with `tax_query` in `each_connected` for relationships
- Fix unable to scroll in full screen mode for the `block_editor` field (#1689)
- Use `WP_Query`'s `search_columns` instead of custom `search_by_title` filter
- Fix autocomplete dropdown z-index in map/osm field inside MB Blocks
- Fix image fields not displaying in Divi blurb and image fields
Release notes published by the developer.
How to install
Automatic updates: this item is updated by the Ultrapack Auto Updater. With it installed, the new version shows up in your dashboard like any other WordPress update (how to set it up).
- Download the file
meta-box-aio.zip. - In the WordPress dashboard, go to Plugins > Add New > Upload Plugin.
- Select the file
meta-box-aio.zipand click Install Now. - Click Activate.
Stuck on a step? Open a ticket telling us which one you stopped at.

UAU Ready