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WordPressOpen Source
FieldForge
GPL-licenced alternative to Advanced Custom Fields
PHPWordPressPluginGPLACF Alternative
// about
FieldForge is a free, open-source alternative to ACF that provides repeater fields, flexible content layouts, and a full custom field suite — no Pro licence required, forever.
// features
What FieldForge does
Repeater fields
Full repeater field support with unlimited nesting — free, always.
Flexible content
Build page-builder-style layouts with flexible content blocks.
Field types
20+ field types: text, image, gallery, relationship, taxonomy, map, colour, and more.
Developer API
Full PHP and REST API for getting and updating field values programmatically.
ACF compatible
Drop-in compatible with ACF functions — migrate without rewriting templates.
GPL-licenced
Truly free and open-source under the GPL v3. No freemium upsells.
// free forever
FieldForge is completely free and open-source
No Pro tier, no freemium — just good software, maintained in public. If it's useful to you, a GitHub star goes a long way.
// support
Need help with FieldForge?
Submit a private support ticket, request a feature, or book a consulting session. I personally respond to every ticket.