FieldManager - Add custom settings page with vertical tabs.

functions.php

<?php
function settings_fields() {

	$children['tab'] = new Fieldmanager_Group( array(
		'label'     => 'ABCD', // This name must match what we registered in `fm_register_submenu_page()`
		'children' => array(
			'text'         => new Fieldmanager_Textfield( 'Text Field' ),
			'autocomplete' => new Fieldmanager_Autocomplete( 'Autocomplete', array( 'datasource' => new Fieldmanager_Datasource_Post() ) ),
			'textarea'     => new Fieldmanager_TextArea( 'TextArea' ),
			'media'        => new Fieldmanager_Media( 'Media File' ),
			'checkbox'     => new Fieldmanager_Checkbox( 'Checkbox' ),
			'radios'       => new Fieldmanager_Radios( 'Radio Buttons', array(
				'options' => array(
					'One',
					'Two',
					'Three'
				)
			) ),
			'select'       => new Fieldmanager_Select( 'Select Dropdown', array(
				'options' => array(
					'One',
					'Two',
					'Three'
				)
			) ),
			'richtextarea' => new Fieldmanager_RichTextArea( 'Rich Text Area' ),
		),
	) );

	$fm = new Fieldmanager_Group( array(
		'name'     => 'global_curation',
		'tabbed'   => 'vertical',
		'children' => $children,
	) );

	$fm->activate_submenu_page();
}
add_action( 'fm_submenu_global_curation', 'settings_fields', 12 );

fm_register_submenu_page( 'global_curation', 'curation', __( 'Global Curation', 'text-domain' ) );

function your_admin_menu() {
	add_menu_page( __( 'Curation', 'text-domain' ), __( 'Curation', 'text-domain' ), 'edit_posts', 'curation', '__return_false', 'dashicons-randomize', '4.1' );
}
add_action( 'admin_menu', 'your_admin_menu' );
?>

Nice