Welcome to the CMB2 wiki! This is a code library for WordPress themes and plugins that makes it easy to add metaboxes, fields, and forms to WordPress. Easily manage meta for posts, terms, users, comments, or create custom option pages.

The best way to get started is look at example-functions.php and read the Basic Usage tutorial.

Documentation:

1. Installation
   Installation instructions for various environments

2. Basic Usage
   Get up and running

3. Advanced Usage
   Not for the faint of heart

4. Field Types
   A breakdown of each of the field types included with CMB2.

5. Examples
   Examples for registering fields for the different object types.

6. Field Parameters
   A breakdown of each of the common field parameters.

7. Display Options
   Limit the display of your boxes

8. Box Properties
   Docs for the possible CMB2 box properties.

9. Troubleshooting
   Some common issues and how to deal with them

10. Notable Changes in CMB2 (from original CMB)
    CMB2 is a complete re-write

11. Tips & Tricks
    10x your CMB2 skills.

12. REST API
    Access your CMB2 data through the WordPress REST API.

13. Javascript API
    How to work with the various CMB2 events and hooks in Javascript.

Advanced tutorials:

• Adding your own field types
  There's no limit to the kinds of fields you can make with CMB2

• Adding your own show_on filters
  Even more ways to limit the display of your boxes

• Displaying boxes on the front-end
  Let's take this outside wp-admin

• Using CMB to create an Admin Theme Options Page
  Optional replacement for the WordPress Settings API

• Create New Posts (or Custom Post Type) Entries Using A Front End Form
  Leverage CMB2 create a front-end submission form

• Disable CMB2 Styles on Front End Forms

External Resources:

• CMB2 Snippet Library

• CMB2 Box Registration Code Generator
  Use this generator to create fully functional CMB2 boxes easily.

• Adding interactivity in boxes with javascript

• Basic CMB2 qTranslate-X integration plugin

• Listing of many great third party resources