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webiny-api-cms-custom-field-type

How to implement a custom CMS field type that integrates with the model builder's fluent API. Covers extending DataFieldBuilder, composing validator interfaces, creating a FieldTypeFactory, registering via DI, and module augmentation for TypeScript autocomplete on the fields() registry.

View Sourcecms-platforms
webiny
maintainer
webiny
Updated 3/27/2026
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quick start

Installation and usage

How to implement a custom CMS field type that integrates with the model builder's fluent API. Covers extending DataFieldBuilder, composing validator interfaces, creating a FieldTypeFactory, registering via DI, and module augmentation for TypeScript autocomplete on the fields() registry.

Installation
$ install --globalskills.sh
Usage

Once installed, you can use this skill by running the following command in your terminal:

skills use webiny-api-cms-custom-field-type