get_theme_feature_list( bool $api = true )

Retrieve list of WordPress theme features (aka theme tags).

Parameters

$api

(bool) (Optional) Whether try to fetch tags from the WordPress.org API. Defaults to true.

Default value: true

Return

(array) Array of features keyed by category with translations keyed by slug.

Source

File: wp-admin/includes/theme.php

function get_theme_feature_list( $api = true ) {
	// Hard-coded list is used if API is not accessible.
	$features = array(

		__( 'Subject' )  => array(
			'blog'           => __( 'Blog' ),
			'e-commerce'     => __( 'E-Commerce' ),
			'education'      => __( 'Education' ),
			'entertainment'  => __( 'Entertainment' ),
			'food-and-drink' => __( 'Food & Drink' ),
			'holiday'        => __( 'Holiday' ),
			'news'           => __( 'News' ),
			'photography'    => __( 'Photography' ),
			'portfolio'      => __( 'Portfolio' ),
		),

		__( 'Features' ) => array(
			'accessibility-ready'   => __( 'Accessibility Ready' ),
			'block-patterns'        => __( 'Block Editor Patterns' ),
			'block-styles'          => __( 'Block Editor Styles' ),
			'custom-background'     => __( 'Custom Background' ),
			'custom-colors'         => __( 'Custom Colors' ),
			'custom-header'         => __( 'Custom Header' ),
			'custom-logo'           => __( 'Custom Logo' ),
			'editor-style'          => __( 'Editor Style' ),
			'featured-image-header' => __( 'Featured Image Header' ),
			'featured-images'       => __( 'Featured Images' ),
			'footer-widgets'        => __( 'Footer Widgets' ),
			'full-site-editing'     => __( 'Full Site Editing' ),
			'full-width-template'   => __( 'Full Width Template' ),
			'post-formats'          => __( 'Post Formats' ),
			'sticky-post'           => __( 'Sticky Post' ),
			'theme-options'         => __( 'Theme Options' ),
		),

		__( 'Layout' )   => array(
			'grid-layout'   => __( 'Grid Layout' ),
			'one-column'    => __( 'One Column' ),
			'two-columns'   => __( 'Two Columns' ),
			'three-columns' => __( 'Three Columns' ),
			'four-columns'  => __( 'Four Columns' ),
			'left-sidebar'  => __( 'Left Sidebar' ),
			'right-sidebar' => __( 'Right Sidebar' ),
			'wide-blocks'   => __( 'Wide Blocks' ),
		),

	);

	if ( ! $api || ! current_user_can( 'install_themes' ) ) {
		return $features;
	}

	$feature_list = get_site_transient( 'wporg_theme_feature_list' );
	if ( ! $feature_list ) {
		set_site_transient( 'wporg_theme_feature_list', array(), 3 * HOUR_IN_SECONDS );
	}

	if ( ! $feature_list ) {
		$feature_list = themes_api( 'feature_list', array() );
		if ( is_wp_error( $feature_list ) ) {
			return $features;
		}
	}

	if ( ! $feature_list ) {
		return $features;
	}

	set_site_transient( 'wporg_theme_feature_list', $feature_list, 3 * HOUR_IN_SECONDS );

	$category_translations = array(
		'Layout'   => __( 'Layout' ),
		'Features' => __( 'Features' ),
		'Subject'  => __( 'Subject' ),
	);

	$wporg_features = array();

	// Loop over the wp.org canonical list and apply translations.
	foreach ( (array) $feature_list as $feature_category => $feature_items ) {
		if ( isset( $category_translations[ $feature_category ] ) ) {
			$feature_category = $category_translations[ $feature_category ];
		}

		$wporg_features[ $feature_category ] = array();

		foreach ( $feature_items as $feature ) {
			if ( isset( $features[ $feature_category ][ $feature ] ) ) {
				$wporg_features[ $feature_category ][ $feature ] = $features[ $feature_category ][ $feature ];
			} else {
				$wporg_features[ $feature_category ][ $feature ] = $feature;
			}
		}
	}

	return $wporg_features;
}

Changelog

Version Description
5.5.0 Added 'Wide Blocks' layout option.
4.9.0 Removed 'BuddyPress', 'Custom Menu', 'Flexible Header', 'Front Page Posting', 'Microformats', 'RTL Language Support', 'Threaded Comments', and 'Translation Ready' features.
4.6.0 Added 'Blog', 'E-Commerce', 'Education', 'Entertainment', 'Food & Drink', 'Holiday', 'News', 'Photography', and 'Portfolio' subjects. Removed 'Photoblogging' and 'Seasonal' subjects.
3.9.0 Combined 'Layout' and 'Columns' filters.
3.8.0 Added 'Accessibility Ready' feature and 'Responsive Layout' option.
3.5.0 Added 'Flexible Header' feature.
3.2.0 Added 'Gray' color and 'Featured Image Header', 'Featured Images', 'Full Width Template', and 'Post Formats' features.
3.1.0 Introduced.

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Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/get_theme_feature_list