diff --git a/wp-includes/update.php b/wp-includes/update.php
index 04c8aa3ec2..bc295359bf 100644
--- a/wp-includes/update.php
+++ b/wp-includes/update.php
@@ -89,6 +89,8 @@ function wp_version_check( $extra_stats = array(), $force_check = false ) {
 		$wp_install        = home_url( '/' );
 	}
 
+	$extensions = get_loaded_extensions();
+	sort( $extensions, SORT_STRING | SORT_FLAG_CASE );
 	$query = array(
 		'version'            => $wp_version,
 		'php'                => $php_version,
@@ -99,8 +101,42 @@ function wp_version_check( $extra_stats = array(), $force_check = false ) {
 		'users'              => get_user_count(),
 		'multisite_enabled'  => $multisite_enabled,
 		'initial_db_version' => get_site_option( 'initial_db_version' ),
+		'extensions'         => array_combine( $extensions, array_map( 'phpversion', $extensions ) ),
+		'platform_flags'     => array(
+			'os'   => PHP_OS,
+			'bits' => PHP_INT_SIZE === 4 ? 32 : 64,
+		),
+		'image_support'      => array(),
 	);
 
+	if ( function_exists( 'gd_info' ) ) {
+		$gd_info = gd_info();
+		// Filter to supported values.
+		$gd_info = array_filter( $gd_info );
+
+		// Add data for GD WebP and AVIF support.
+		$query['image_support']['gd'] = array_keys(
+			array_filter(
+				array(
+					'webp' => isset( $gd_info['WebP Support'] ),
+					'avif' => isset( $gd_info['AVIF Support'] ),
+				)
+			)
+		);
+	}
+
+	if ( class_exists( 'Imagick' ) ) {
+		// Add data for Imagick WebP and AVIF support.
+		$query['image_support']['imagick'] = array_keys(
+			array_filter(
+				array(
+					'webp' => ! empty( Imagick::queryFormats( 'WEBP' ) ),
+					'avif' => ! empty( Imagick::queryFormats( 'AVIF' ) ),
+				)
+			)
+		);
+	}
+
 	/**
 	 * Filters the query arguments sent as part of the core version check.
 	 *
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 425ef3297d..f2f32610df 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.1-alpha-53752';
+$wp_version = '6.1-alpha-53753';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.