diff --git a/Gruntfile.js b/Gruntfile.js
index a892ebb003..b6aa58080f 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -1246,9 +1246,6 @@ module.exports = function(grunt) {
 		 * Update any non-@wordpress deps to the same version as required in the @wordpress packages (e.g. react 16 -> 17).
 		 */
 		grunt.task.run( 'wp-packages:refresh-deps' );
-
-		// Build the files stored in the src/ directory.
-		grunt.task.run( 'build' );
 	} );
 
 	grunt.renameTask( 'watch', '_watch' );
@@ -1698,6 +1695,12 @@ module.exports = function(grunt) {
 		} );
 	} );
 
+	grunt.registerTask( 'wp-packages:sync-stable-blocks', 'Refresh the PHP files referring to stable @wordpress/block-library blocks.', function() {
+		grunt.log.writeln( `Syncing stable blocks from @wordpress/block-library to src/` );
+		const { main } = require( './tools/release/sync-stable-blocks' );
+		main();
+	} );
+
 	// Patch task.
 	grunt.renameTask('patch_wordpress', 'patch');
 
diff --git a/package.json b/package.json
index 4ff2af56f3..de1c4ba4ed 100644
--- a/package.json
+++ b/package.json
@@ -175,6 +175,7 @@
 		"test:php": "node ./tools/local-env/scripts/docker.js run -T php composer update -W && node ./tools/local-env/scripts/docker.js run php ./vendor/bin/phpunit",
 		"test:e2e": "node ./tests/e2e/run-tests.js",
 		"test:visual": "node ./tests/visual-regression/run-tests.js",
-		"sync-gutenberg-packages": "grunt sync-gutenberg-packages --dev"
+		"sync-gutenberg-packages": "grunt sync-gutenberg-packages",
+		"postsync-gutenberg-packages": "grunt wp-packages:sync-stable-blocks && grunt build --dev && grunt build"
 	}
 }
diff --git a/src/wp-includes/blocks/index.php b/src/wp-includes/blocks/index.php
index 396f8d82b9..e372a74a48 100644
--- a/src/wp-includes/blocks/index.php
+++ b/src/wp-includes/blocks/index.php
@@ -5,68 +5,12 @@
  * @package WordPress
  */
 
+define( 'BLOCKS_PATH', ABSPATH . WPINC . '/blocks/' );
+
 // Include files required for core blocks registration.
-require ABSPATH . WPINC . '/blocks/archives.php';
-require ABSPATH . WPINC . '/blocks/avatar.php';
-require ABSPATH . WPINC . '/blocks/block.php';
-require ABSPATH . WPINC . '/blocks/calendar.php';
-require ABSPATH . WPINC . '/blocks/categories.php';
-require ABSPATH . WPINC . '/blocks/comment-author-name.php';
-require ABSPATH . WPINC . '/blocks/comment-content.php';
-require ABSPATH . WPINC . '/blocks/comment-date.php';
-require ABSPATH . WPINC . '/blocks/comment-edit-link.php';
-require ABSPATH . WPINC . '/blocks/comment-reply-link.php';
-require ABSPATH . WPINC . '/blocks/comment-template.php';
-require ABSPATH . WPINC . '/blocks/comments-pagination.php';
-require ABSPATH . WPINC . '/blocks/comments-pagination-next.php';
-require ABSPATH . WPINC . '/blocks/comments-pagination-numbers.php';
-require ABSPATH . WPINC . '/blocks/comments-pagination-previous.php';
-require ABSPATH . WPINC . '/blocks/comments-title.php';
-require ABSPATH . WPINC . '/blocks/cover.php';
-require ABSPATH . WPINC . '/blocks/file.php';
-require ABSPATH . WPINC . '/blocks/gallery.php';
-require ABSPATH . WPINC . '/blocks/home-link.php';
-require ABSPATH . WPINC . '/blocks/image.php';
-require ABSPATH . WPINC . '/blocks/latest-comments.php';
-require ABSPATH . WPINC . '/blocks/latest-posts.php';
-require ABSPATH . WPINC . '/blocks/legacy-widget.php';
-require ABSPATH . WPINC . '/blocks/loginout.php';
-require ABSPATH . WPINC . '/blocks/navigation.php';
-require ABSPATH . WPINC . '/blocks/navigation-link.php';
-require ABSPATH . WPINC . '/blocks/navigation-submenu.php';
-require ABSPATH . WPINC . '/blocks/page-list.php';
-require ABSPATH . WPINC . '/blocks/pattern.php';
-require ABSPATH . WPINC . '/blocks/post-author.php';
-require ABSPATH . WPINC . '/blocks/post-author-biography.php';
-require ABSPATH . WPINC . '/blocks/post-comments.php';
-require ABSPATH . WPINC . '/blocks/post-comments-form.php';
-require ABSPATH . WPINC . '/blocks/post-content.php';
-require ABSPATH . WPINC . '/blocks/post-date.php';
-require ABSPATH . WPINC . '/blocks/post-excerpt.php';
-require ABSPATH . WPINC . '/blocks/post-featured-image.php';
-require ABSPATH . WPINC . '/blocks/post-navigation-link.php';
-require ABSPATH . WPINC . '/blocks/post-template.php';
-require ABSPATH . WPINC . '/blocks/post-terms.php';
-require ABSPATH . WPINC . '/blocks/post-title.php';
-require ABSPATH . WPINC . '/blocks/query.php';
-require ABSPATH . WPINC . '/blocks/query-no-results.php';
-require ABSPATH . WPINC . '/blocks/query-pagination.php';
-require ABSPATH . WPINC . '/blocks/query-pagination-next.php';
-require ABSPATH . WPINC . '/blocks/query-pagination-numbers.php';
-require ABSPATH . WPINC . '/blocks/query-pagination-previous.php';
-require ABSPATH . WPINC . '/blocks/query-title.php';
-require ABSPATH . WPINC . '/blocks/read-more.php';
-require ABSPATH . WPINC . '/blocks/rss.php';
-require ABSPATH . WPINC . '/blocks/search.php';
-require ABSPATH . WPINC . '/blocks/shortcode.php';
-require ABSPATH . WPINC . '/blocks/site-logo.php';
-require ABSPATH . WPINC . '/blocks/site-tagline.php';
-require ABSPATH . WPINC . '/blocks/site-title.php';
-require ABSPATH . WPINC . '/blocks/social-link.php';
-require ABSPATH . WPINC . '/blocks/tag-cloud.php';
-require ABSPATH . WPINC . '/blocks/template-part.php';
-require ABSPATH . WPINC . '/blocks/term-description.php';
-require ABSPATH . WPINC . '/blocks/widget-group.php';
+require BLOCKS_PATH . 'legacy-widget.php';
+require BLOCKS_PATH . 'widget-group.php';
+require BLOCKS_PATH . 'require-dynamic-blocks.php';
 
 /**
  * Registers core block types using metadata files.
@@ -75,40 +19,10 @@ require ABSPATH . WPINC . '/blocks/widget-group.php';
  * @since 5.5.0
  */
 function register_core_block_types_from_metadata() {
-	$block_folders = array(
-		'audio',
-		'button',
-		'buttons',
-		'code',
-		'column',
-		'columns',
-		'comments-query-loop',
-		'embed',
-		'freeform',
-		'group',
-		'heading',
-		'html',
-		'list',
-		'media-text',
-		'missing',
-		'more',
-		'nextpage',
-		'paragraph',
-		'preformatted',
-		'pullquote',
-		'quote',
-		'separator',
-		'social-links',
-		'spacer',
-		'table',
-		'text-columns',
-		'verse',
-		'video',
-	);
-
+	$block_folders = require BLOCKS_PATH . 'require-static-blocks.php';
 	foreach ( $block_folders as $block_folder ) {
 		register_block_type(
-			ABSPATH . WPINC . '/blocks/' . $block_folder
+			BLOCKS_PATH . $block_folder
 		);
 	}
 }
diff --git a/src/wp-includes/blocks/require-dynamic-blocks.php b/src/wp-includes/blocks/require-dynamic-blocks.php
new file mode 100644
index 0000000000..bcffcaafc0
--- /dev/null
+++ b/src/wp-includes/blocks/require-dynamic-blocks.php
@@ -0,0 +1,63 @@
+<?php
+
+// This file was autogenerated by tools/release/sync-stable-blocks.js, do not change manually!
+// Requires files for dynamic blocks necessary for core blocks registration.
+require ABSPATH . WPINC . '/blocks/archives.php';
+require ABSPATH . WPINC . '/blocks/avatar.php';
+require ABSPATH . WPINC . '/blocks/block.php';
+require ABSPATH . WPINC . '/blocks/calendar.php';
+require ABSPATH . WPINC . '/blocks/categories.php';
+require ABSPATH . WPINC . '/blocks/comment-author-name.php';
+require ABSPATH . WPINC . '/blocks/comment-content.php';
+require ABSPATH . WPINC . '/blocks/comment-date.php';
+require ABSPATH . WPINC . '/blocks/comment-edit-link.php';
+require ABSPATH . WPINC . '/blocks/comment-reply-link.php';
+require ABSPATH . WPINC . '/blocks/comment-template.php';
+require ABSPATH . WPINC . '/blocks/comments-pagination-next.php';
+require ABSPATH . WPINC . '/blocks/comments-pagination-numbers.php';
+require ABSPATH . WPINC . '/blocks/comments-pagination-previous.php';
+require ABSPATH . WPINC . '/blocks/comments-pagination.php';
+require ABSPATH . WPINC . '/blocks/comments-title.php';
+require ABSPATH . WPINC . '/blocks/cover.php';
+require ABSPATH . WPINC . '/blocks/file.php';
+require ABSPATH . WPINC . '/blocks/gallery.php';
+require ABSPATH . WPINC . '/blocks/home-link.php';
+require ABSPATH . WPINC . '/blocks/image.php';
+require ABSPATH . WPINC . '/blocks/latest-comments.php';
+require ABSPATH . WPINC . '/blocks/latest-posts.php';
+require ABSPATH . WPINC . '/blocks/loginout.php';
+require ABSPATH . WPINC . '/blocks/navigation-link.php';
+require ABSPATH . WPINC . '/blocks/navigation-submenu.php';
+require ABSPATH . WPINC . '/blocks/navigation.php';
+require ABSPATH . WPINC . '/blocks/page-list.php';
+require ABSPATH . WPINC . '/blocks/pattern.php';
+require ABSPATH . WPINC . '/blocks/post-author.php';
+require ABSPATH . WPINC . '/blocks/post-author-biography.php';
+require ABSPATH . WPINC . '/blocks/post-comments.php';
+require ABSPATH . WPINC . '/blocks/post-comments-form.php';
+require ABSPATH . WPINC . '/blocks/post-content.php';
+require ABSPATH . WPINC . '/blocks/post-date.php';
+require ABSPATH . WPINC . '/blocks/post-excerpt.php';
+require ABSPATH . WPINC . '/blocks/post-featured-image.php';
+require ABSPATH . WPINC . '/blocks/post-navigation-link.php';
+require ABSPATH . WPINC . '/blocks/post-template.php';
+require ABSPATH . WPINC . '/blocks/post-terms.php';
+require ABSPATH . WPINC . '/blocks/post-title.php';
+require ABSPATH . WPINC . '/blocks/query-no-results.php';
+require ABSPATH . WPINC . '/blocks/query-pagination-next.php';
+require ABSPATH . WPINC . '/blocks/query-pagination-numbers.php';
+require ABSPATH . WPINC . '/blocks/query-pagination-previous.php';
+require ABSPATH . WPINC . '/blocks/query-pagination.php';
+require ABSPATH . WPINC . '/blocks/query-title.php';
+require ABSPATH . WPINC . '/blocks/query.php';
+require ABSPATH . WPINC . '/blocks/read-more.php';
+require ABSPATH . WPINC . '/blocks/rss.php';
+require ABSPATH . WPINC . '/blocks/search.php';
+require ABSPATH . WPINC . '/blocks/shortcode.php';
+require ABSPATH . WPINC . '/blocks/site-logo.php';
+require ABSPATH . WPINC . '/blocks/site-tagline.php';
+require ABSPATH . WPINC . '/blocks/site-title.php';
+require ABSPATH . WPINC . '/blocks/social-link.php';
+require ABSPATH . WPINC . '/blocks/tag-cloud.php';
+require ABSPATH . WPINC . '/blocks/template-part.php';
+require ABSPATH . WPINC . '/blocks/term-description.php';
diff --git a/src/wp-includes/blocks/require-static-blocks.php b/src/wp-includes/blocks/require-static-blocks.php
new file mode 100644
index 0000000000..1247d8fe94
--- /dev/null
+++ b/src/wp-includes/blocks/require-static-blocks.php
@@ -0,0 +1,34 @@
+<?php
+
+// This file was autogenerated by tools/release/sync-stable-blocks.js, do not change manually!
+// Returns folder names for static blocks necessary for core blocks registration.
+return array(
+	'audio',
+	'button',
+	'buttons',
+	'code',
+	'column',
+	'columns',
+	'comments-query-loop',
+	'embed',
+	'freeform',
+	'group',
+	'heading',
+	'html',
+	'list',
+	'media-text',
+	'missing',
+	'more',
+	'nextpage',
+	'paragraph',
+	'preformatted',
+	'pullquote',
+	'quote',
+	'separator',
+	'social-links',
+	'spacer',
+	'table',
+	'text-columns',
+	'verse',
+	'video',
+);
diff --git a/tests/phpunit/includes/functions.php b/tests/phpunit/includes/functions.php
index aaa015e244..3845f930a5 100644
--- a/tests/phpunit/includes/functions.php
+++ b/tests/phpunit/includes/functions.php
@@ -332,66 +332,9 @@ tests_add_filter( 'send_auth_cookies', '__return_false' );
  * @since 5.0.0
  */
 function _unhook_block_registration() {
-	remove_action( 'init', 'register_block_core_archives' );
-	remove_action( 'init', 'register_block_core_avatar' );
-	remove_action( 'init', 'register_block_core_block' );
-	remove_action( 'init', 'register_block_core_calendar' );
-	remove_action( 'init', 'register_block_core_categories' );
-	remove_action( 'init', 'register_block_core_comment_author_name' );
-	remove_action( 'init', 'register_block_core_comment_content' );
-	remove_action( 'init', 'register_block_core_comment_date' );
-	remove_action( 'init', 'register_block_core_comment_edit_link' );
-	remove_action( 'init', 'register_block_core_comment_reply_link' );
-	remove_action( 'init', 'register_block_core_comment_template' );
-	remove_action( 'init', 'register_block_core_comments_pagination' );
-	remove_action( 'init', 'register_block_core_comments_pagination_next' );
-	remove_action( 'init', 'register_block_core_comments_pagination_numbers' );
-	remove_action( 'init', 'register_block_core_comments_pagination_previous' );
-	remove_action( 'init', 'register_block_core_comments_title' );
-	remove_action( 'init', 'register_block_core_cover' );
-	remove_action( 'init', 'register_block_core_file' );
-	remove_action( 'init', 'register_block_core_gallery' );
-	remove_action( 'init', 'register_block_core_home_link' );
-	remove_action( 'init', 'register_block_core_image' );
-	remove_action( 'init', 'register_block_core_latest_comments' );
-	remove_action( 'init', 'register_block_core_latest_posts' );
+	require __DIR__ . '/unregister-blocks-hooks.php';
+	remove_action( 'init', 'register_core_block_types_from_metadata' );
 	remove_action( 'init', 'register_block_core_legacy_widget' );
-	remove_action( 'init', 'register_block_core_loginout' );
-	remove_action( 'init', 'register_block_core_navigation' );
-	remove_action( 'init', 'register_block_core_navigation_link' );
-	remove_action( 'init', 'register_block_core_navigation_submenu' );
-	remove_action( 'init', 'register_block_core_page_list' );
-	remove_action( 'init', 'register_block_core_pattern' );
-	remove_action( 'init', 'register_block_core_post_author' );
-	remove_action( 'init', 'register_block_core_post_author_biography' );
-	remove_action( 'init', 'register_block_core_post_comments' );
-	remove_action( 'init', 'register_block_core_post_comments_form' );
-	remove_action( 'init', 'register_block_core_post_content' );
-	remove_action( 'init', 'register_block_core_post_date' );
-	remove_action( 'init', 'register_block_core_post_excerpt' );
-	remove_action( 'init', 'register_block_core_post_featured_image' );
-	remove_action( 'init', 'register_block_core_post_navigation_link' );
-	remove_action( 'init', 'register_block_core_post_template' );
-	remove_action( 'init', 'register_block_core_post_terms' );
-	remove_action( 'init', 'register_block_core_post_title' );
-	remove_action( 'init', 'register_block_core_query' );
-	remove_action( 'init', 'register_block_core_query_no_results' );
-	remove_action( 'init', 'register_block_core_query_pagination' );
-	remove_action( 'init', 'register_block_core_query_pagination_next' );
-	remove_action( 'init', 'register_block_core_query_pagination_numbers' );
-	remove_action( 'init', 'register_block_core_query_pagination_previous' );
-	remove_action( 'init', 'register_block_core_query_title' );
-	remove_action( 'init', 'register_block_core_read_more' );
-	remove_action( 'init', 'register_block_core_rss' );
-	remove_action( 'init', 'register_block_core_search' );
-	remove_action( 'init', 'register_block_core_shortcode' );
-	remove_action( 'init', 'register_block_core_site_logo' );
-	remove_action( 'init', 'register_block_core_site_tagline' );
-	remove_action( 'init', 'register_block_core_site_title' );
-	remove_action( 'init', 'register_block_core_social_link' );
-	remove_action( 'init', 'register_block_core_tag_cloud' );
-	remove_action( 'init', 'register_block_core_template_part' );
-	remove_action( 'init', 'register_block_core_term_description' );
 	remove_action( 'init', 'register_block_core_widget_group' );
 	remove_action( 'init', 'register_core_block_types_from_metadata' );
 }
diff --git a/tests/phpunit/includes/unregister-blocks-hooks.php b/tests/phpunit/includes/unregister-blocks-hooks.php
new file mode 100644
index 0000000000..6cde091330
--- /dev/null
+++ b/tests/phpunit/includes/unregister-blocks-hooks.php
@@ -0,0 +1,62 @@
+<?php
+
+// This file was autogenerated by tools/release/sync-stable-blocks.js, do not change manually!
+remove_action( 'init', 'register_block_core_archives' );
+remove_action( 'init', 'register_block_core_avatar' );
+remove_action( 'init', 'register_block_core_block' );
+remove_action( 'init', 'register_block_core_calendar' );
+remove_action( 'init', 'register_block_core_categories' );
+remove_action( 'init', 'register_block_core_comment_author_name' );
+remove_action( 'init', 'register_block_core_comment_content' );
+remove_action( 'init', 'register_block_core_comment_date' );
+remove_action( 'init', 'register_block_core_comment_edit_link' );
+remove_action( 'init', 'register_block_core_comment_reply_link' );
+remove_action( 'init', 'register_block_core_comment_template' );
+remove_action( 'init', 'register_block_core_comments_pagination' );
+remove_action( 'init', 'register_block_core_comments_pagination_next' );
+remove_action( 'init', 'register_block_core_comments_pagination_numbers' );
+remove_action( 'init', 'register_block_core_comments_pagination_previous' );
+remove_action( 'init', 'register_block_core_comments_title' );
+remove_action( 'init', 'register_block_core_cover' );
+remove_action( 'init', 'register_block_core_file' );
+remove_action( 'init', 'register_block_core_gallery' );
+remove_action( 'init', 'register_block_core_home_link' );
+remove_action( 'init', 'register_block_core_image' );
+remove_action( 'init', 'register_block_core_latest_comments' );
+remove_action( 'init', 'register_block_core_latest_posts' );
+remove_action( 'init', 'register_block_core_loginout' );
+remove_action( 'init', 'register_block_core_navigation' );
+remove_action( 'init', 'register_block_core_navigation_link' );
+remove_action( 'init', 'register_block_core_navigation_submenu' );
+remove_action( 'init', 'register_block_core_page_list' );
+remove_action( 'init', 'register_block_core_pattern' );
+remove_action( 'init', 'register_block_core_post_author' );
+remove_action( 'init', 'register_block_core_post_author_biography' );
+remove_action( 'init', 'register_block_core_post_comments' );
+remove_action( 'init', 'register_block_core_post_comments_form' );
+remove_action( 'init', 'register_block_core_post_content' );
+remove_action( 'init', 'register_block_core_post_date' );
+remove_action( 'init', 'register_block_core_post_excerpt' );
+remove_action( 'init', 'register_block_core_post_featured_image' );
+remove_action( 'init', 'register_block_core_post_navigation_link' );
+remove_action( 'init', 'register_block_core_post_template' );
+remove_action( 'init', 'register_block_core_post_terms' );
+remove_action( 'init', 'register_block_core_post_title' );
+remove_action( 'init', 'register_block_core_query' );
+remove_action( 'init', 'register_block_core_query_no_results' );
+remove_action( 'init', 'register_block_core_query_pagination' );
+remove_action( 'init', 'register_block_core_query_pagination_next' );
+remove_action( 'init', 'register_block_core_query_pagination_numbers' );
+remove_action( 'init', 'register_block_core_query_pagination_previous' );
+remove_action( 'init', 'register_block_core_query_title' );
+remove_action( 'init', 'register_block_core_read_more' );
+remove_action( 'init', 'register_block_core_rss' );
+remove_action( 'init', 'register_block_core_search' );
+remove_action( 'init', 'register_block_core_shortcode' );
+remove_action( 'init', 'register_block_core_site_logo' );
+remove_action( 'init', 'register_block_core_site_tagline' );
+remove_action( 'init', 'register_block_core_site_title' );
+remove_action( 'init', 'register_block_core_social_link' );
+remove_action( 'init', 'register_block_core_tag_cloud' );
+remove_action( 'init', 'register_block_core_template_part' );
+remove_action( 'init', 'register_block_core_term_description' );
diff --git a/tools/release/sync-stable-blocks.js b/tools/release/sync-stable-blocks.js
new file mode 100644
index 0000000000..64ed6da01c
--- /dev/null
+++ b/tools/release/sync-stable-blocks.js
@@ -0,0 +1,144 @@
+/* eslint-disable no-console */
+/**
+ * External dependencies
+ */
+const fs = require( 'fs' );
+const path = require( 'path' );
+
+/**
+ * Constants
+ */
+const BLOCK_LIBRARY_SRC = 'node_modules/@wordpress/block-library/src/';
+
+const REPOSITORY_ROOT = path.dirname( path.dirname( __dirname ) );
+
+/**
+ * The main function of this task.
+ *
+ * Refreshes the PHP files referring to stable @wordpress/block-library blocks.
+ */
+function main() {
+	const blocks = getStableBlocksMetadata();
+	const toolWarningMessage = '// This file was autogenerated by tools/release/sync-stable-blocks.js, do not change manually!';
+
+	// wp-includes/blocks/require-blocks.php
+	console.log( 'Refreshing wp-includes/blocks/require-static-blocks.php...' );
+	const staticBlockFolderNames = blocks
+		.filter( ( metadata ) => ! isDynamic( metadata ) )
+		.map( toDirectoryName )
+		.sort()
+		// To the block folder name statement:
+		.map( dirname => `	'${ dirname }',` )
+		.join( "\n" );
+
+	fs.writeFileSync(
+		`${ REPOSITORY_ROOT }/src/wp-includes/blocks/require-static-blocks.php`,
+		`<?php
+
+${ toolWarningMessage }
+// Returns folder names for static blocks necessary for core blocks registration.
+return array(
+${ staticBlockFolderNames }
+);
+`,
+	);
+
+	// wp-includes/blocks/require-blocks.php
+	console.log( 'Refreshing wp-includes/blocks/require-dynamic-blocks.php...' );
+	const dynamicBlockFileRequires = blocks
+		.filter( isDynamic )
+		.map( toDirectoryName )
+		.sort()
+		// To PHP require statement:
+		.map( dirname => `require ABSPATH . WPINC . '/blocks/${ dirname }.php';` )
+		.join( "\n" );
+
+	fs.writeFileSync(
+		`${ REPOSITORY_ROOT }/src/wp-includes/blocks/require-dynamic-blocks.php`,
+		`<?php
+
+${ toolWarningMessage }
+// Requires files for dynamic blocks necessary for core blocks registration.
+${ dynamicBlockFileRequires }
+`,
+	);
+
+	// tests/phpunit/includes/unregister-blocks-hooks.php
+	console.log( 'Refreshing tests/phpunit/includes/unregister-blocks-hooks.php...' );
+	const unregisterHooks = blocks.filter( isDynamic )
+		.map( function toHookName( metadata ) {
+			const php = fs.readFileSync( path.join( metadata.path, '..', 'index.php' ) ).toString();
+			let hookName = php.substring( php.indexOf( "add_action( 'init', 'register_block_core_" ) );
+			return hookName.split( "'" )[ 3 ];
+		} )
+		.sort()
+		.map( function toUnregisterCall( hookName ) {
+			return `remove_action( 'init', '${ hookName }' );`;
+		} )
+		.join( "\n" );
+
+	fs.writeFileSync(
+		`${ REPOSITORY_ROOT }/tests/phpunit/includes/unregister-blocks-hooks.php`,
+		`<?php
+
+${ toolWarningMessage }
+${ unregisterHooks }
+`,
+	);
+	console.log( 'Done!' );
+}
+
+/**
+ * Returns a list of unserialized block.json metadata of the
+ * stable blocks shipped with the currently installed version
+ * of the @wordpress/block-library package/
+ *
+ * @return {Array} List of stable blocks metadata.
+ */
+function getStableBlocksMetadata() {
+	return (
+		fs.readdirSync( BLOCK_LIBRARY_SRC )
+			.map( dirMaybe => path.join( BLOCK_LIBRARY_SRC, dirMaybe, 'block.json' ) )
+			.filter( fs.existsSync )
+			.map( blockJsonPath => ( {
+				...JSON.parse( fs.readFileSync( blockJsonPath ) ),
+				path: blockJsonPath,
+			} ) )
+			.filter( metadata => (
+				!( '__experimental' in metadata ) || metadata.__experimental === false
+			) )
+	);
+}
+
+/**
+ * Returns true if the specified metadata refers to a dynamic block.
+ *
+ * @param {Object} metadata Block metadata in question.
+ * @return {boolean} Is it a dynamic block?
+ */
+function isDynamic( metadata ) {
+	return (
+		fs.existsSync( path.join( metadata.path, '..', 'index.php' ) )
+	);
+}
+
+/**
+ * Returns a name of the directory where a given block resides.
+ *
+ * @param {Object} metadata Block metadata in question.
+ * @return {string} Parent directory name.
+ */
+function toDirectoryName( metadata ) {
+	return (
+		path.basename( path.dirname( metadata.path ) )
+	);
+}
+
+module.exports = {
+	main,
+	isDynamic,
+	toDirectoryName,
+	getStableBlocksMetadata,
+};
+
+/* eslint-enable no-console */