1
Meta Box Included
Local JSON syncs field groups, settings pages and relationships via mb-json files.
97feature score
WordPress WordPress Custom Fields Plugins with Fields in code or JSON
Register or sync field groups in code or JSON files for version control. 7 of the 8 plugins we track include it.
2
Advanced Custom Fields (ACF) Included
Local JSON saves field groups to the theme, with sync and WP-CLI commands.
90feature score
3
Pods Included
Pods, groups and fields can be registered from JSON or YAML files in the theme (2.9+).
89feature score
4
Secure Custom Fields Included
Local JSON plus WP-CLI 'scf json' commands for syncing.
88feature score
5
JetEngine Partial
Skins Manager JSON export for transfer only; no file-based sync.
91feature score
6
ACPT – Advanced Custom Post Types Included
PHP functions register post types, taxonomies and field groups in code.
98feature score
7
Custom Post Type UI Partial
Get Code exports PHP; docs snippet saves settings to theme JSON files.
26feature score