List of controls supported by gb_blocks service while registering Gutenberg blocks

These are the controls currently supported by the gb-blocks service while registering controls for a Gutenberg block

Control Key (type)	Core Datatype	Target Interface Element Description
`text`	String	Standard single-line textual form field input.
`textarea`	String	Multi-line textual box element optimized for extensive paragraph narratives.
`number`	Number	Integer or float numeric entry control.
`small-number`	Number	Compact numeric utility input with explicit min/max scale attributes.
`select`	String	Dropdown selector box element populating static dropdown configurations.
`toggle`	Boolean	True/false binary switch element representing application flags.
`radio`	String	Mutually exclusive radio selection groups.
`checkbox`	Array	Multiple selection array field grouping lists of items.
`single-checkbox`	Boolean	Standalone singular checkbox form interface element.
`image`	Object	Media attachment selector capturing ID, Source URL, and Alternative text object trees.
`attributes-repeater`	Array	Row item builder tracking variable sets of explicit metadata properties (`name`, `type`, `value`).
`row_repeater`	Array	Dynamic nested layout matrix looping configured fields dynamically across multiple rows.
`innerblocks`	String	Area allowing insertion of child Gutenberg layout sub-components inside the primary block frame.
`title`	String	Specialized semantic input field explicitly targeted for Title mappings.
`purpose`	String	Semantic multi-line text input field mapped explicitly for structural explanations.
`query`	String	High-capacity multi-line input block explicitly intended for typing database syntax queries.
`date`	String	Standard system calendar input utilizing standardized string patterns.
`service`	String	Input targeting technical path pointers to executable logic targets.
`awesome_code`	String	High-volume multi-line input canvas tailored for writing code.
`env_path`	String	Dedicated text control designed to map precise runtime dot-notation location mappings.

Here is how you register them, each filed used by your block. The “sections” allows you to register the tabs, that are visible in the blocks

[arr.create o.set='template.controls']
	  [sections new]
      [name _value='section_content' /]
      [title _value="Content" /]
      [icon _value="edit" /]
      [fields new]
       {
          "type": "title",
          "name": "author",
          "label": "Author ",
          "attr_name": "content.author",
          "validation": {
            "required": true
          }
        }
        [/fields]
        [fields new]
        {
          "type": "textarea",
          "name": "service-description",
          "label": "Testimonial",
          "attr_name": "content.description"
        }  
      [/fields]
    [/sections]
    [sections new]
	    [name _value='section_style' /]
      [title _value="Style" /]
      [icon _value="admin-settings" /]
      [fields new]
       {
          "type": "text",
          "name": "button-text",
          "label": "Class for Author",
          "attr_name": "style.author_class",
          "default": "bg-warning"
        }
      [/fields]
    [/sections]
		[/arr.create]

[arr.create o.set='template.controls']

[sections new]

[name _value='section_content' /]

[title _value="Content" /]

[icon _value="edit" /]

[fields new]

{

"type": "title",

"name": "author",

"label": "Author ",

"attr_name": "content.author",

"validation": {

"required": true

}

[/fields]

[fields new]

{

"type": "textarea",

"name": "service-description",

"label": "Testimonial",

"attr_name": "content.description"

}

[/fields]

[/sections]

[sections new]

[name _value='section_style' /]

[title _value="Style" /]

[icon _value="admin-settings" /]

[fields new]

{

"type": "text",

"name": "button-text",

"label": "Class for Author",

"attr_name": "style.author_class",

"default": "bg-warning"

}

[/fields]

[/sections]

[/arr.create]

Updated on Jun 02, 2026