diff --git a/.npmrc b/.npmrc
index b6f27f135..d5831dd51 100644
--- a/.npmrc
+++ b/.npmrc
@@ -1 +1,2 @@
 engine-strict=true
+legacy-peer-deps=true
diff --git a/classes/Collector.php b/classes/Collector.php
index 15809a7ce..689bb4f78 100644
--- a/classes/Collector.php
+++ b/classes/Collector.php
@@ -160,6 +160,7 @@ final public function set_id( $id ) {
 	 * @return void
 	 */
 	final public function process_concerns() {
+		/** @var array<string, WP_Hook> $wp_filter */
 		global $wp_filter;
 
 		$tracked = array();
diff --git a/classes/Collector_Assets.php b/classes/Collector_Assets.php
index abf0b03f0..7df2ed48d 100644
--- a/classes/Collector_Assets.php
+++ b/classes/Collector_Assets.php
@@ -238,7 +238,7 @@ public function process() {
 		sort( $all_dependents );
 		$this->data->dependents = $all_dependents;
 
-		$this->data->missing_dependencies = array_unique( $missing_dependencies );
+		$this->data->missing_dependencies = $missing_dependencies;
 	}
 
 	/**
@@ -295,7 +295,7 @@ public function get_dependents( _WP_Dependency $dependency, WP_Dependencies $dep
 	 * }
 	 */
 	public function get_dependency_data( _WP_Dependency $dependency ) {
-		/** @var QM_Data_Assets */
+		/** @var QM_Data_Assets $data */
 		$data = $this->get_data();
 		$loader = rtrim( $this->get_dependency_type(), 's' );
 		$src = $dependency->src;
diff --git a/classes/Dispatcher.php b/classes/Dispatcher.php
index b24ce39cf..1ccaf50a0 100644
--- a/classes/Dispatcher.php
+++ b/classes/Dispatcher.php
@@ -209,6 +209,7 @@ public static function verify_cookie( $value ) {
 	 * @return bool True on success, false on failure.
 	 */
 	public static function switch_to_locale( $locale ) {
+		/** @var ?WP_Locale_Switcher $wp_locale_switcher */
 		global $wp_locale_switcher;
 
 		if ( function_exists( 'switch_to_locale' ) && ( $wp_locale_switcher instanceof WP_Locale_Switcher ) ) {
@@ -227,6 +228,7 @@ public static function switch_to_locale( $locale ) {
 	 * @return string|false Locale on success, false on error.
 	 */
 	public static function restore_previous_locale() {
+		/** @var ?WP_Locale_Switcher $wp_locale_switcher */
 		global $wp_locale_switcher;
 
 		if ( function_exists( 'restore_previous_locale' ) && ( $wp_locale_switcher instanceof WP_Locale_Switcher ) ) {
diff --git a/classes/Hook.php b/classes/Hook.php
index fe3156e85..17545257d 100644
--- a/classes/Hook.php
+++ b/classes/Hook.php
@@ -20,7 +20,14 @@ class QM_Hook {
 	 *   type: 'action'|'filter',
 	 *   actions: list<array{
 	 *     priority: int,
-	 *     callback: array<string, mixed>,
+	 *     callback: array{
+	 *       accepted_args: int,
+	 *       name?: string,
+	 *       file?: string|false,
+	 *       line?: int|false,
+	 *       error?: WP_Error,
+	 *       component?: QM_Component,
+	 *     },
 	 *   }>,
 	 *   parts: list<string>,
 	 *   components: array<string, string>,
diff --git a/classes/QM.php b/classes/QM.php
index 3d60c324b..34de17fb2 100644
--- a/classes/QM.php
+++ b/classes/QM.php
@@ -151,7 +151,7 @@ public static function debug( $message, array $context = array() ) {
 	 * @return void
 	 */
 	public static function log( $level, $message, array $context = array() ) {
-		/** @var QM_Collector_Logger */
+		/** @var QM_Collector_Logger $logger */
 		$logger = QM_Collectors::get( 'logger' );
 		$logger->log( $level, $message, $context );
 	}
diff --git a/classes/Timer.php b/classes/Timer.php
index dd6b6aeca..13ba41f1e 100644
--- a/classes/Timer.php
+++ b/classes/Timer.php
@@ -102,7 +102,14 @@ public function lap( array $data = null, $name = null ) {
 	}
 
 	/**
-	 * @return mixed[]
+	 * @return array<string, array<string, mixed>>
+	 * @phpstan-return array<string, array{
+	 *   time: float,
+	 *   time_used: float,
+	 *   memory: int,
+	 *   memory_used: int,
+	 *   data: mixed[]|null,
+	 * }>
 	 */
 	public function get_laps() {
 
diff --git a/classes/Util.php b/classes/Util.php
index afd9a7cdf..d5b02a66a 100644
--- a/classes/Util.php
+++ b/classes/Util.php
@@ -323,9 +323,10 @@ public static function get_file_component( $file ) {
 	 * @param array<string, mixed> $callback
 	 * @return array<string, mixed>
 	 * @phpstan-return array{
+	 *   accepted_args: int,
 	 *   name?: string,
 	 *   file?: string|false,
-	 *   line?: string|false,
+	 *   line?: int|false,
 	 *   error?: WP_Error,
 	 *   component?: QM_Component,
 	 * }
@@ -396,7 +397,7 @@ public static function populate_callback( array $callback ) {
 			if ( '__lambda_func' === $name || 0 === strpos( $name, 'lambda_' ) ) {
 				if ( $callback['file'] && preg_match( '|(?P<file>.*)\((?P<line>[0-9]+)\)|', $callback['file'], $matches ) ) {
 					$callback['file'] = $matches['file'];
-					$callback['line'] = $matches['line'];
+					$callback['line'] = (int) $matches['line'];
 					$file = trim( self::standard_dir( $callback['file'], '' ), '/' );
 					/* translators: 1: Line number, 2: File name */
 					$callback['name'] = sprintf( __( 'Anonymous function on line %1$d of %2$s', 'query-monitor' ), $callback['line'], $file );
diff --git a/collectors/block_editor.php b/collectors/block_editor.php
index 5813f1660..1ed07ad50 100644
--- a/collectors/block_editor.php
+++ b/collectors/block_editor.php
@@ -128,6 +128,7 @@ public function filter_render_block( $block_content, array $block ) {
 	}
 
 	public function process() {
+		/** @var ?string $_wp_current_template_content */
 		global $_wp_current_template_content;
 
 		$this->data->block_editor_enabled = self::wp_block_editor_enabled();
@@ -228,7 +229,7 @@ protected static function wp_has_blocks( $content ) {
 
 	/**
 	 * @param string $content
-	 * @return array<int, mixed>|null
+	 * @return array<int, mixed>
 	 */
 	protected static function wp_parse_blocks( $content ) {
 		if ( function_exists( 'parse_blocks' ) ) {
@@ -237,11 +238,11 @@ protected static function wp_parse_blocks( $content ) {
 			return gutenberg_parse_blocks( $content );
 		}
 
-		return null;
+		return array();
 	}
 
 	/**
-	 * @return array<int, string>|null
+	 * @return array<int, string>
 	 */
 	protected static function wp_get_dynamic_block_names() {
 		if ( function_exists( 'get_dynamic_block_names' ) ) {
diff --git a/collectors/cache.php b/collectors/cache.php
index 2461bdfbe..9abc17a92 100644
--- a/collectors/cache.php
+++ b/collectors/cache.php
@@ -24,6 +24,7 @@ public function get_storage(): QM_Data {
 	 * @return void
 	 */
 	public function process() {
+		/** @var ?object $wp_object_cache */
 		global $wp_object_cache;
 
 		$this->data->has_object_cache = (bool) wp_using_ext_object_cache();
diff --git a/collectors/db_dupes.php b/collectors/db_dupes.php
index e6733b503..4efa5a329 100644
--- a/collectors/db_dupes.php
+++ b/collectors/db_dupes.php
@@ -56,7 +56,6 @@ public function process() {
 			foreach ( $query_ids as $query_id ) {
 
 				if ( isset( $dbq_data->rows[ $query_id ]['trace'] ) ) {
-					/** @var QM_Backtrace */
 					$trace = $dbq_data->rows[ $query_id ]['trace'];
 					$stack = array_column( $trace->get_filtered_trace(), 'id' );
 					$component = $trace->get_component();
@@ -68,8 +67,7 @@ public function process() {
 						$components[ $sql ][ $component->name ] = 1;
 					}
 				} else {
-					/** @var array<int, string> */
-					$stack = $dbq_data->rows[ $query_id ]['stack'];
+					$stack = $dbq_data->rows[ $query_id ]['stack'] ?? array();
 				}
 
 				// Populate the caller counts for this query
diff --git a/collectors/db_queries.php b/collectors/db_queries.php
index aec3b7f90..1190b7d81 100644
--- a/collectors/db_queries.php
+++ b/collectors/db_queries.php
@@ -21,6 +21,19 @@
 }
 
 /**
+ * @phpstan-type QueryStandard array{
+ *   0: string,
+ *   1: float,
+ *   2: string,
+ *   trace?: QM_Backtrace,
+ *   result?: int|bool|WP_Error,
+ * }
+ * @phpstan-type QueryVIP array{
+ *   query: string,
+ *   elapsed: float,
+ *   debug: string,
+ * }
+ *
  * @extends QM_DataCollector<QM_Data_DB_Queries>
  */
 class QM_Collector_DB_Queries extends QM_DataCollector {
@@ -107,6 +120,10 @@ protected function log_caller( $caller, $ltime, $type ) {
 	 * @return void
 	 */
 	public function process_db_object() {
+		/**
+		 * @var WP_Query $wp_the_query
+		 * @var wpdb $wpdb
+		 */
 		global $wp_the_query, $wpdb;
 
 		$this->wpdb = $wpdb;
@@ -129,17 +146,7 @@ public function process_db_object() {
 		}
 
 		/**
-		 * @phpstan-var array{
-		 *   0: string,
-		 *   1: float,
-		 *   2: string,
-		 *   trace?: QM_Backtrace,
-		 *   result?: int|bool|WP_Error,
-		 * }|array{
-		 *   query: string,
-		 *   elapsed: float,
-		 *   debug: string,
-		 * } $query
+		 * @phpstan-var QueryStandard|QueryVIP $query
 		 */
 		foreach ( $wpdb->queries as $query ) {
 			$callers = array();
@@ -179,7 +186,6 @@ public function process_db_object() {
 				$caller = $query['trace']->get_caller();
 				$caller_name = $caller['display'] ?? 'Unknown';
 				$caller = $caller['display'] ?? 'Unknown';
-				$filtered_trace = $query['trace']->get_filtered_trace();
 
 			} else {
 
@@ -190,7 +196,6 @@ public function process_db_object() {
 				$callers = QM_Backtrace::get_filtered_stack( $callers );
 				$caller = reset( $callers );
 				$caller_name = $caller;
-				$filtered_trace = null;
 
 			}
 
diff --git a/collectors/debug_bar.php b/collectors/debug_bar.php
index ccd3abb4b..c30900dd7 100644
--- a/collectors/debug_bar.php
+++ b/collectors/debug_bar.php
@@ -63,7 +63,7 @@ public function render() {
  * @return void
  */
 function register_qm_collectors_debug_bar() {
-
+	/** @var ?Debug_Bar $debug_bar */
 	global $debug_bar;
 
 	if ( class_exists( 'Debug_Bar', false ) || qm_debug_bar_being_activated() ) {
diff --git a/collectors/environment.php b/collectors/environment.php
index 0275d1283..6fa09f80f 100644
--- a/collectors/environment.php
+++ b/collectors/environment.php
@@ -75,7 +75,7 @@ protected static function get_error_levels( $error_reporting ) {
 	 * @return void
 	 */
 	public function process() {
-
+		/** @var string $wp_version */
 		global $wp_version;
 
 		$mysql_vars = array(
@@ -88,7 +88,7 @@ public function process() {
 			'innodb_buffer_pool_size' => false, # The amount of memory allocated to the InnoDB buffer pool
 		);
 
-		/** @var QM_Collector_DB_Queries|null */
+		/** @var QM_Collector_DB_Queries|null $dbq */
 		$dbq = QM_Collectors::get( 'db_queries' );
 
 		if ( $dbq ) {
@@ -101,7 +101,7 @@ public function process() {
 			}
 
 			// phpcs:disable
-			/** @var array<int, stdClass>|null */
+			/** @var array<int, stdClass>|null $variables */
 			$variables = $dbq->wpdb->get_results( "
 				SHOW VARIABLES
 				WHERE Variable_name IN ( '" . implode( "', '", array_keys( $mysql_vars ) ) . "' )
@@ -141,7 +141,6 @@ public function process() {
 
 			$this->data->db = array(
 				'info' => $info,
-				'vars' => $mysql_vars,
 				'variables' => $variables ?: array(),
 			);
 		}
diff --git a/collectors/http.php b/collectors/http.php
index d8e82bc48..b0f9d9920 100644
--- a/collectors/http.php
+++ b/collectors/http.php
@@ -41,7 +41,7 @@ class QM_Collector_HTTP extends QM_DataCollector {
 	 * @phpstan-var array<string, array{
 	 *   end: float,
 	 *   args: array<string, mixed>,
-	 *   response: mixed[]|WP_Error,
+	 *   response: array<string, mixed>|WP_Error,
 	 *   info: array<string, mixed>|null,
 	 * }>
 	 */
@@ -283,7 +283,7 @@ public function action_fsockopen_after_request( $headers, array $info = null ) {
 	 * @return void
 	 */
 	public function log_http_response( $response, array $args, $url ) {
-		/** @var string */
+		/** @var string $key */
 		$key = $args['_qm_key'];
 
 		if ( is_array( $response ) && isset( $response['body'] ) ) {
@@ -299,7 +299,7 @@ public function log_http_response( $response, array $args, $url ) {
 		);
 
 		if ( isset( $args['_qm_original_key'] ) ) {
-			/** @var string */
+			/** @var string $original_key */
 			$original_key = $args['_qm_original_key'];
 			$this->http_responses[ $original_key ]['end'] = $this->http_requests[ $original_key ]['start'];
 			$this->http_responses[ $original_key ]['response'] = new WP_Error( 'http_request_not_executed', sprintf(
diff --git a/collectors/request.php b/collectors/request.php
index 3aebf033b..ff420d3f2 100644
--- a/collectors/request.php
+++ b/collectors/request.php
@@ -43,6 +43,7 @@ public function get_concerned_actions() {
 	 * @return array<int, string>
 	 */
 	public function get_concerned_filters() {
+		/** @var WP_Rewrite $wp_rewrite */
 		global $wp_rewrite;
 
 		$filters = array(
@@ -138,7 +139,13 @@ public function get_concerned_constants() {
 	 * @return void
 	 */
 	public function process() {
-
+		/**
+		 * @var \WP $wp
+		 * @var \WP_Query $wp_query
+		 * @var \WP_Site $current_blog
+		 * @var \WP_Network $current_site
+		 * @var \WP_Rewrite $wp_rewrite
+		*/
 		global $wp, $wp_query, $current_blog, $current_site, $wp_rewrite;
 
 		$qo = get_queried_object();
@@ -204,7 +211,7 @@ public function process() {
 		/** This filter is documented in wp-includes/class-wp.php */
 		$plugin_qvars = array_flip( apply_filters( 'query_vars', array() ) );
 
-		/** @var array<string, mixed> */
+		/** @var array<string, mixed> $qvars */
 		$qvars = $wp_query->query_vars;
 		$query_vars = array();
 
@@ -237,61 +244,57 @@ public function process() {
 			}
 		}
 
-		switch ( true ) {
-
-			case ! is_object( $qo ):
-				// Nada
-				break;
-
-			case is_a( $qo, 'WP_Post' ):
-				// Single post
-				$this->data->queried_object['title'] = sprintf(
-					/* translators: 1: Post type name, 2: Post ID */
-					__( 'Single %1$s: #%2$d', 'query-monitor' ),
-					get_post_type_object( $qo->post_type )->labels->singular_name,
-					$qo->ID
-				);
-				break;
-
-			case is_a( $qo, 'WP_User' ):
-				// Author archive
-				$this->data->queried_object['title'] = sprintf(
-					/* translators: %s: Author name */
-					__( 'Author archive: %s', 'query-monitor' ),
-					$qo->user_nicename
-				);
-				break;
-
-			case is_a( $qo, 'WP_Term' ):
-			case property_exists( $qo, 'slug' ):
-				// Term archive
-				$this->data->queried_object['title'] = sprintf(
-					/* translators: %s: Taxonomy term name */
-					__( 'Term archive: %s', 'query-monitor' ),
-					$qo->slug
-				);
-				break;
-
-			case is_a( $qo, 'WP_Post_Type' ):
-			case property_exists( $qo, 'has_archive' ):
-				// Post type archive
-				$this->data->queried_object['title'] = sprintf(
-					/* translators: %s: Post type name */
-					__( 'Post type archive: %s', 'query-monitor' ),
-					$qo->name
-				);
-				break;
-
-			default:
-				// Unknown, but we have a queried object
-				$this->data->queried_object['title'] = __( 'Unknown queried object', 'query-monitor' );
-				break;
+		if ( is_object( $qo ) ) {
+			$queried_object = array();
+
+			switch ( $qo::class ) {
+				case WP_Post::class:
+					// Single post
+					$queried_object['title'] = sprintf(
+						/* translators: 1: Post type name, 2: Post ID */
+						__( 'Single %1$s: #%2$d', 'query-monitor' ),
+						get_post_type_object( $qo->post_type )->labels->singular_name,
+						$qo->ID
+					);
+					break;
+
+				case WP_User::class:
+					// Author archive
+					$queried_object['title'] = sprintf(
+						/* translators: %s: Author name */
+						__( 'Author archive: %s', 'query-monitor' ),
+						$qo->user_nicename
+					);
+					break;
+
+				case WP_Term::class:
+					// Term archive
+					$queried_object['title'] = sprintf(
+						/* translators: %s: Taxonomy term name */
+						__( 'Term archive: %s', 'query-monitor' ),
+						$qo->slug
+					);
+					break;
+
+				case WP_Post_Type::class:
+					// Post type archive
+					$queried_object['title'] = sprintf(
+						/* translators: %s: Post type name */
+						__( 'Post type archive: %s', 'query-monitor' ),
+						$qo->name
+					);
+					break;
+
+				default:
+					// Unknown, but we have a queried object
+					$queried_object['title'] = __( 'Unknown queried object', 'query-monitor' );
+					break;
+			}
 
-		}
+			$queried_object['data'] = $qo;
+			$queried_object['type'] = get_class( $qo );
 
-		if ( $qo ) {
-			$this->data->queried_object['data'] = $qo;
-			$this->data->queried_object['type'] = get_class( $qo );
+			$this->data->queried_object = $queried_object;
 		}
 
 		if ( isset( $_SERVER['REQUEST_METHOD'] ) ) {
diff --git a/collectors/transients.php b/collectors/transients.php
index d3b970156..793f1bb5e 100644
--- a/collectors/transients.php
+++ b/collectors/transients.php
@@ -26,6 +26,8 @@ public function get_storage(): QM_Data {
 	public function set_up() {
 		parent::set_up();
 
+		$this->data->trans = array();
+
 		add_action( 'setted_site_transient', array( $this, 'action_setted_site_transient' ), 10, 3 );
 		add_action( 'setted_transient', array( $this, 'action_setted_blog_transient' ), 10, 3 );
 	}
diff --git a/composer.json b/composer.json
index 5483b72a4..123b08d50 100644
--- a/composer.json
+++ b/composer.json
@@ -35,7 +35,7 @@
 		"johnbillion/plugin-infrastructure": "dev-trunk",
 		"lucatume/wp-browser": "^3.0.21",
 		"phpcompatibility/phpcompatibility-wp": "2.1.4",
-		"phpstan/phpstan": "^1.0",
+		"phpstan/phpstan": "^1.10.12",
 		"phpstan/phpstan-phpunit": "^1.0",
 		"roots/wordpress-core-installer": "^1.0.0",
 		"roots/wordpress-full": "*",
@@ -77,6 +77,7 @@
 		"test": [
 			"@composer validate --strict --no-check-lock",
 			"@composer normalize --dry-run",
+			"npm run build-schemas",
 			"@test:phpstan",
 			"@test:phpcs",
 			"@test:integration",
diff --git a/data/admin.php b/data/admin.php
index f6a18af70..26825835b 100644
--- a/data/admin.php
+++ b/data/admin.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/admin.json
+ */
+
 /**
  * Admin screen data transfer object.
  *
@@ -17,7 +24,6 @@ class QM_Data_Admin extends QM_Data {
 	public $hook_suffix;
 
 	/**
-	 * @var array<string, string>
 	 * @phpstan-var ?array{
 	 *   columns_filter: string,
 	 *   sortables_filter: string,
diff --git a/data/assets.php b/data/assets.php
index 656afb49c..780c34214 100644
--- a/data/assets.php
+++ b/data/assets.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/assets.json
+ */
+
 /**
  * Asset data transfer object.
  *
@@ -14,25 +21,23 @@
  *   ver: string,
  *   warning: bool,
  *   display: string,
- *   dependents: array<string>,
- *   dependencies: array<string>,
+ *   dependents: array<int, string>,
+ *   dependencies: array<int, string>,
  * }
  * @phpstan-type AssetList array<string, Asset>
  */
 class QM_Data_Assets extends QM_Data {
 	/**
-	 * @var ?array<string, array<string, array<string, mixed>>>
 	 * @phpstan-var ?array{
-	 *   missing: AssetList,
-	 *   broken: AssetList,
-	 *   header: AssetList,
-	 *   footer: AssetList,
+	 *   missing?: AssetList,
+	 *   broken?: AssetList,
+	 *   header?: AssetList,
+	 *   footer?: AssetList,
 	 * }
 	 */
 	public $assets;
 
 	/**
-	 * @var array<string, int>
 	 * @phpstan-var array{
 	 *   missing: int,
 	 *   broken: int,
@@ -84,7 +89,7 @@ class QM_Data_Assets extends QM_Data {
 	public $is_ssl;
 
 	/**
-	 * @var array<int, string>
+	 * @var array<string, true>
 	 */
 	public $missing_dependencies;
 
diff --git a/data/block_editor.php b/data/block_editor.php
index d3778061e..56a06ace1 100644
--- a/data/block_editor.php
+++ b/data/block_editor.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/block_editor.json
+ */
+
 /**
  * Block editor data transfer object.
  *
@@ -27,7 +34,7 @@ class QM_Data_Block_Editor extends QM_Data {
 	public $has_block_timing;
 
 	/**
-	 * @var array<int, mixed>|null
+	 * @var array<int, mixed>
 	 */
 	public $post_blocks;
 
@@ -40,5 +47,4 @@ class QM_Data_Block_Editor extends QM_Data {
 	 * @var int
 	 */
 	public $total_blocks;
-
 }
diff --git a/data/cache.php b/data/cache.php
index 9234830e5..50a09df2d 100644
--- a/data/cache.php
+++ b/data/cache.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/cache.json
+ */
+
 /**
  * Cache data transfer object.
  *
@@ -40,5 +47,4 @@ class QM_Data_Cache extends QM_Data {
 	 * @var array<string, bool>
 	 */
 	public $opcode_cache_extensions;
-
 }
diff --git a/data/caps.php b/data/caps.php
index 5c0a58f4d..5e00315a8 100644
--- a/data/caps.php
+++ b/data/caps.php
@@ -1,19 +1,25 @@
 <?php declare(strict_types = 1);
 /**
- * Cache data transfer object.
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/caps.json
+ */
+
+/**
+ * User capability checks data transfer object.
  *
  * @package query-monitor
  */
 
 class QM_Data_Caps extends QM_Data {
 	/**
-	 * @var array<int, array<string, mixed>>
-	 * @phpstan-var list<array{
-	 *   args: list<mixed>,
-	 *   filtered_trace: list<array<string, mixed>>,
+	 * @phpstan-var array<int, array{
+	 *   args: array<int, mixed>,
+	 *   filtered_trace: array<int, array<string, mixed>>,
 	 *   component: QM_Component,
 	 *   result: bool,
-	 *   parts: list<string>,
+	 *   parts: array<int, string>,
 	 *   name: string,
 	 *   user: string,
 	 * }>
diff --git a/data/conditionals.php b/data/conditionals.php
index 193cf1142..c2d4e2cd3 100644
--- a/data/conditionals.php
+++ b/data/conditionals.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/conditionals.json
+ */
+
 /**
  * Conditionals data transfer object.
  *
@@ -7,11 +14,10 @@
 
 class QM_Data_Conditionals extends QM_Data {
 	/**
-	 * @var array<string, array<int, string>>
 	 * @phpstan-var array{
-	 *   true: list<string>,
-	 *   false: list<string>,
-	 *   na: list<string>,
+	 *   true: array<int, string>,
+	 *   false: array<int, string>,
+	 *   na: array<int, string>,
 	 * }
 	 */
 	public $conds;
diff --git a/data/db_callers.php b/data/db_callers.php
index 0e802f6b4..8109a3066 100644
--- a/data/db_callers.php
+++ b/data/db_callers.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/db_callers.json
+ */
+
 /**
  * Database query callers data transfer object.
  *
@@ -7,12 +14,11 @@
 
 class QM_Data_DB_Callers extends QM_Data {
 	/**
-	 * @var array<string, array<string, mixed>>
 	 * @phpstan-var array<string, array{
 	 *   caller: string,
 	 *   ltime: float,
 	 *   types: array<string, int>,
 	 * }>
 	 */
-	public $times = array();
+	public $times;
 }
diff --git a/data/db_components.php b/data/db_components.php
index 2f3a1fc52..fbfd1577c 100644
--- a/data/db_components.php
+++ b/data/db_components.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/db_components.json
+ */
+
 /**
  * Database query components data transfer object.
  *
@@ -7,7 +14,6 @@
 
 class QM_Data_DB_Components extends QM_Data {
 	/**
-	 * @var array<string, array<string, mixed>>
 	 * @phpstan-var array<string, array{
 	 *   ltime: float,
 	 *   types: array<string, int>,
diff --git a/data/db_dupes.php b/data/db_dupes.php
index 4f468910f..b36f956e9 100644
--- a/data/db_dupes.php
+++ b/data/db_dupes.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/db_dupes.json
+ */
+
 /**
  * Duplicate database queries data transfer object.
  *
diff --git a/data/db_queries.php b/data/db_queries.php
index 9d5b6e465..81b57f837 100644
--- a/data/db_queries.php
+++ b/data/db_queries.php
@@ -1,10 +1,32 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/db_queries.json
+ */
+
 /**
  * Database queries data transfer object.
  *
  * @package query-monitor
  */
 
+/**
+ * @phpstan-type QueryRow array{
+ *   caller: string,
+ *   caller_name: string|null,
+ *   stack?: array<int, string>,
+ *   sql: string,
+ *   ltime: float,
+ *   result: int|bool|WP_Error,
+ *   type: string,
+ *   component: QM_Component|null,
+ *   trace: ?QM_Backtrace,
+ *   is_main_query: bool,
+ *   filtered_trace?: array<int, array<string, mixed>>,
+ * }
+ */
 class QM_Data_DB_Queries extends QM_Data {
 	/**
 	 * @var int
@@ -27,7 +49,7 @@ class QM_Data_DB_Queries extends QM_Data {
 	public $expensive;
 
 	/**
-	 * @var array<int, array<string, mixed>>
+	 * @phpstan-var array<int, QueryRow>
 	 */
 	public $rows;
 
@@ -47,14 +69,13 @@ class QM_Data_DB_Queries extends QM_Data {
 	public $has_main_query;
 
 	/**
-	 * @var ?array<string, array<string, mixed>>
 	 * @phpstan-var ?array<string, array{
 	 *   caller: string,
 	 *   ltime: float,
 	 *   types: array<string, int>,
 	 * }>
 	 */
-	public $times = array();
+	public $times;
 
 	/**
 	 * @var ?array<string, array<int, int>>
diff --git a/data/doing_it_wrong.php b/data/doing_it_wrong.php
index 6f2c694f5..ec5db9948 100644
--- a/data/doing_it_wrong.php
+++ b/data/doing_it_wrong.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/doing_it_wrong.json
+ */
+
 /**
  * Doing it Wrong data transfer object.
  *
@@ -7,10 +14,9 @@
 
 class QM_Data_Doing_It_Wrong extends QM_Data {
 	/**
-	 * @var array<int, array<string, mixed>>
 	 * @phpstan-var array<int, array{
 	 *   hook: string,
-	 *   filtered_trace: list<array<string, mixed>>,
+	 *   filtered_trace: array<int, array<string, mixed>>,
 	 *   message: string,
 	 *   component: QM_Component,
 	 * }>
diff --git a/data/environment.php b/data/environment.php
index 874266003..1f015bda1 100644
--- a/data/environment.php
+++ b/data/environment.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/environment.json
+ */
+
 /**
  * Environment data transfer object.
  *
@@ -7,8 +14,6 @@
 
 class QM_Data_Environment extends QM_Data {
 	/**
-	 * @TODO data class
-	 * @var array<string, mixed>
 	 * @phpstan-var array{
 	 *   variables: array<string, string|null>,
 	 *   version: string|false,
@@ -23,8 +28,6 @@ class QM_Data_Environment extends QM_Data {
 	public $php;
 
 	/**
-	 * @TODO data class
-	 * @var array<string, mixed>
 	 * @phpstan-var array{
 	 *   info: array{
 	 *     server-version: string,
@@ -34,27 +37,22 @@ class QM_Data_Environment extends QM_Data {
 	 *     host: string,
 	 *     database: string,
 	 *   },
-	 *   vars: array<string, bool|string>,
-	 *   variables: list<stdClass>,
+	 *   variables: array<int, stdClass>,
 	 * }
 	 */
 	public $db;
 
 	/**
-	 * @TODO data class
-	 * @var array<string, mixed>
 	 * @phpstan-var array{
 	 *   version: string,
 	 *   environment_type?: string,
 	 *   development_mode?: string,
 	 *   constants: array<string, string>,
-	 * }>
+	 * }
 	 */
 	public $wp;
 
 	/**
-	 * @TODO data class
-	 * @var array<string, mixed>
 	 * @phpstan-var array{
 	 *   name: string,
 	 *   version: string|null,
@@ -62,7 +60,7 @@ class QM_Data_Environment extends QM_Data {
 	 *   host: string|null,
 	 *   OS: string|null,
 	 *   arch: string|null,
-	 * }>
+	 * }
 	 */
 	public $server;
 }
diff --git a/data/hooks.php b/data/hooks.php
index 85d4126d2..792cb43fe 100644
--- a/data/hooks.php
+++ b/data/hooks.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/hooks.json
+ */
+
 /**
  * Hooks data transfer object.
  *
@@ -7,14 +14,20 @@
 
 class QM_Data_Hooks extends QM_Data {
 	/**
-	 * @var array<int, array<string, mixed>>
-	 * @phpstan-var list<array{
+	 * @phpstan-var array<int, array{
 	 *   name: string,
-	 *   actions: list<array{
+	 *   actions: array<int, array{
 	 *     priority: int,
-	 *     callback: array<string, mixed>,
+	 *     callback: array{
+	 *       accepted_args: int,
+	 *       name?: string,
+	 *       file?: string|false,
+	 *       line?: int|false,
+	 *       error?: WP_Error,
+	 *       component?: QM_Component,
+	 *     },
 	 *   }>,
-	 *   parts: list<string>,
+	 *   parts: array<int, string>,
 	 *   components: array<string, string>,
 	 * }>
 	 */
diff --git a/data/http.php b/data/http.php
index 18028e9ef..dd4752586 100644
--- a/data/http.php
+++ b/data/http.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/http.json
+ */
+
 /**
  * HTTP data transfer object.
  *
@@ -7,17 +14,16 @@
 
 class QM_Data_HTTP extends QM_Data {
 	/**
-	 * @var array<string, array<string, mixed>>
 	 * @phpstan-var array<string, array{
 	 *   args: array<string, mixed>,
 	 *   component: QM_Component,
-	 *   filtered_trace: list<array<string, mixed>>,
+	 *   filtered_trace: array<int, array<string, mixed>>,
 	 *   info: array<string, mixed>|null,
 	 *   host: string,
 	 *   local: bool,
 	 *   ltime: float,
 	 *   redirected_to: string|null,
-	 *   response: mixed[]|WP_Error,
+	 *   response: array<string, mixed>|WP_Error,
 	 *   type: string,
 	 *   url: string,
 	 * }>
@@ -30,10 +36,9 @@ class QM_Data_HTTP extends QM_Data {
 	public $ltime;
 
 	/**
-	 * @var array<string, array<int, string>>
 	 * @phpstan-var array{
-	 *   alert?: list<string>,
-	 *   warning?: list<string>,
+	 *   alert?: array<int, string>,
+	 *   warning?: array<int, string>,
 	 * }
 	 */
 	public $errors;
diff --git a/data/languages.php b/data/languages.php
index ea955c645..35885a991 100644
--- a/data/languages.php
+++ b/data/languages.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/languages.json
+ */
+
 /**
  * Languages data transfer object.
  *
@@ -7,9 +14,8 @@
 
 class QM_Data_Languages extends QM_Data {
 	/**
-	 * @var array<string, array<string, array<string, mixed>>>
 	 * @phpstan-var array<string, array<string, array{
-	 *   caller: mixed,
+	 *   caller: array<string, mixed>,
 	 *   domain: string,
 	 *   file: string|false,
 	 *   found: int|false,
@@ -40,15 +46,11 @@ class QM_Data_Languages extends QM_Data {
 	public $language_attributes;
 
 	/**
-	 * MultilingualPress language.
-	 *
 	 * @var string
 	 */
 	public $mlp_language;
 
 	/**
-	 * Polylang language.
-	 *
 	 * @var string
 	 */
 	public $pll_language;
diff --git a/data/logger.php b/data/logger.php
index d7363ae5e..640330c11 100644
--- a/data/logger.php
+++ b/data/logger.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/logger.json
+ */
+
 /**
  * Logger data transfer object.
  *
@@ -7,16 +14,14 @@
 
 class QM_Data_Logger extends QM_Data {
 	/**
-	 * @var array<string, int>
 	 * @phpstan-var array<QM_Collector_Logger::*, int>
 	 */
 	public $counts;
 
 	/**
-	 * @var array<int, array<string, mixed>>
-	 * @phpstan-var list<array{
+	 * @phpstan-var array<int, array{
 	 *   message: string,
-	 *   filtered_trace: mixed[],
+	 *   filtered_trace: array<int, array<string, mixed>>,
 	 *   component: QM_Component,
 	 *   level: QM_Collector_Logger::*,
 	 * }>
diff --git a/data/multisite.php b/data/multisite.php
index 9e4123914..ab53d6311 100644
--- a/data/multisite.php
+++ b/data/multisite.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/multisite.json
+ */
+
 /**
  * Multisite data transfer object.
  *
@@ -7,8 +14,7 @@
 
 class QM_Data_Multisite extends QM_Data {
 	/**
-	 * @var array<int, array<string, mixed>>
-	 * @phpstan-var list<array{
+	 * @phpstan-var array<int, array{
 	 *   new: int,
 	 *   prev: int,
 	 *   to: bool,
diff --git a/data/overview.php b/data/overview.php
index 1806eeacc..dd8f8c8fc 100644
--- a/data/overview.php
+++ b/data/overview.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/overview.json
+ */
+
 /**
  * Overview data transfer object.
  *
@@ -65,5 +72,4 @@ class QM_Data_Overview extends QM_Data {
 	 * @var bool
 	 */
 	public $is_admin;
-
 }
diff --git a/data/php_errors.php b/data/php_errors.php
index f78d8dcb7..710fb1228 100644
--- a/data/php_errors.php
+++ b/data/php_errors.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/php_errors.json
+ */
+
 /**
  * PHP errors data transfer object.
  *
@@ -13,7 +20,7 @@
  *   file: string|null,
  *   filename: string,
  *   line: int|null,
- *   filtered_trace: list<array<string, mixed>>|null,
+ *   filtered_trace: array<int, array<string, mixed>>|null,
  *   component: QM_Component,
  *   calls: int,
  * }
@@ -26,19 +33,16 @@ class QM_Data_PHP_Errors extends QM_Data {
 	public $components;
 
 	/**
-	 * @var array<string, array<string, array<string, mixed>>>
 	 * @phpstan-var errorObjects
 	 */
 	public $errors;
 
 	/**
-	 * @var array<string, array<string, array<string, mixed>>>
 	 * @phpstan-var errorObjects
 	 */
 	public $suppressed;
 
 	/**
-	 * @var array<string, array<string, array<string, mixed>>>
 	 * @phpstan-var errorObjects
 	 */
 	public $silenced;
diff --git a/data/raw_request.php b/data/raw_request.php
index 3665d6992..dc7f8fefd 100644
--- a/data/raw_request.php
+++ b/data/raw_request.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/raw_request.json
+ */
+
 /**
  * Raw request data transfer object.
  *
diff --git a/data/redirect.php b/data/redirect.php
index c17bd620f..aed0a312d 100644
--- a/data/redirect.php
+++ b/data/redirect.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/redirect.json
+ */
+
 /**
  * Redirect data transfer object.
  *
diff --git a/data/request.php b/data/request.php
index d26adc5ef..9ef34e9fb 100644
--- a/data/request.php
+++ b/data/request.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/request.json
+ */
+
 /**
  * Request data transfer object.
  *
@@ -7,7 +14,6 @@
 
 class QM_Data_Request extends QM_Data {
 	/**
-	 * @var array<string, mixed>
 	 * @phpstan-var array{
 	 *   title: string,
 	 *   data: WP_User|false,
@@ -16,12 +22,26 @@ class QM_Data_Request extends QM_Data {
 	public $user;
 
 	/**
-	 * @var array<string, array<string, mixed>>
+	 * @phpstan-var array{
+	 *   current_site?: array{
+	 *     title: string,
+	 *     data: WP_Site,
+	 *   },
+	 *   current_network?: array{
+	 *     title: string,
+	 *     data: WP_Network,
+	 *   },
+	 * }
 	 */
 	public $multisite;
 
 	/**
-	 * @var array<string, mixed>
+	 * @phpstan-var array{
+	 *   request: string,
+	 *   matched_rule?: string,
+	 *   matched_query?: string,
+	 *   query_string: string,
+	 * }
 	 */
 	public $request;
 
@@ -36,7 +56,11 @@ class QM_Data_Request extends QM_Data {
 	public $plugin_qvars;
 
 	/**
-	 * @var array<string, mixed>
+	 * @phpstan-var ?array{
+	 *   title: string,
+	 *   data?: WP_Term|WP_Post_Type|WP_Post|WP_User,
+	 *   type?: string,
+	 * }
 	 */
 	public $queried_object;
 
diff --git a/data/theme.php b/data/theme.php
index b24418ebd..06554aa6f 100644
--- a/data/theme.php
+++ b/data/theme.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/theme.json
+ */
+
 /**
  * Theme data transfer object.
  *
@@ -95,5 +102,4 @@ class QM_Data_Theme extends QM_Data {
 	 * @var array<int, array<string, mixed>>
 	 */
 	public $unsuccessful_template_parts;
-
 }
diff --git a/data/timing.php b/data/timing.php
index ffe6efd70..36517f152 100644
--- a/data/timing.php
+++ b/data/timing.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/timing.json
+ */
+
 /**
  * Timing data transfer object.
  *
@@ -7,12 +14,32 @@
 
 class QM_Data_Timing extends QM_Data {
 	/**
-	 * @var array<int, array<string, mixed>>
+	 * @phpstan-var array<int, array{
+	 *   function: string,
+	 *   message: string,
+	 *   filtered_trace: array<int, array<string, mixed>>,
+	 *   component: QM_Component,
+	 * }>
 	 */
 	public $warning;
 
 	/**
-	 * @var array<int, array<string, mixed>>
+	 * @phpstan-var array<int, array{
+	 *   function: string,
+	 *   function_time: float,
+	 *   function_memory: int,
+	 *   laps: array<string, array{
+	 *     time: float,
+	 *     time_used: float,
+	 *     memory: int,
+	 *     memory_used: int,
+	 *     data: mixed,
+	 *   }>,
+	 *   filtered_trace: array<int, array<string, mixed>>,
+	 *   component: QM_Component,
+	 *   start_time: float,
+	 *   end_time: float,
+	 * }>
 	 */
 	public $timing;
 }
diff --git a/data/transients.php b/data/transients.php
index 80e678873..738fd90c2 100644
--- a/data/transients.php
+++ b/data/transients.php
@@ -1,4 +1,11 @@
 <?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: src/schemas/data/transients.json
+ */
+
 /**
  * Transients data transfer object.
  *
@@ -7,9 +14,9 @@
 
 class QM_Data_Transients extends QM_Data {
 	/**
-	 * @var array<int, array{
+	 * @phpstan-var array<int, array{
 	 *   name: string,
-	 *   filtered_trace: mixed[],
+	 *   filtered_trace: array<int, array<string, mixed>>,
 	 *   component: QM_Component,
 	 *   type: string,
 	 *   value: mixed,
@@ -19,7 +26,7 @@ class QM_Data_Transients extends QM_Data {
 	 *   size_formatted: string,
 	 * }>
 	 */
-	public $trans = array();
+	public $trans;
 
 	/**
 	 * @var bool
diff --git a/dispatchers/Html.php b/dispatchers/Html.php
index cd972f1ed..c45b0f7f9 100644
--- a/dispatchers/Html.php
+++ b/dispatchers/Html.php
@@ -202,6 +202,7 @@ public function build_warning() {
 	 * @return void
 	 */
 	public function enqueue_assets() {
+		/** @var WP_Locale $wp_locale */
 		global $wp_locale;
 
 		$deps = array(
diff --git a/output/Html.php b/output/Html.php
index 6f343dfb8..91d928320 100644
--- a/output/Html.php
+++ b/output/Html.php
@@ -525,7 +525,7 @@ public static function output_filename( $text, $file, $line = 0, $is_filename =
 			}
 		}
 
-		/** @var string */
+		/** @var string $link_format */
 		$link_format = self::get_file_link_format();
 		$link = sprintf( $link_format, rawurlencode( $file ), intval( $link_line ) );
 
diff --git a/output/assets.tsx b/output/assets.tsx
index f9747ac92..310031e7e 100644
--- a/output/assets.tsx
+++ b/output/assets.tsx
@@ -48,7 +48,9 @@ interface iAssetsProps {
 		header: Array<string>;
 		host: string;
 		is_ssl: boolean;
-		missing_dependencies: Array<string>;
+		missing_dependencies: {
+			[k:string]: true;
+		}
 		port: string;
 	};
 	labels: {
@@ -183,7 +185,7 @@ class Assets extends React.Component<iAssetsProps, Record<string, unknown>> {
 														whiteSpace: 'nowrap',
 													} }
 												>
-													{ data.missing_dependencies.includes( dep ) ? (
+													{ data.missing_dependencies[ dep ] ? (
 														<>
 															<Warning/>
 															&nbsp;
diff --git a/output/db.tsx b/output/db.tsx
index 3135ba6ea..287993710 100644
--- a/output/db.tsx
+++ b/output/db.tsx
@@ -1,39 +1,24 @@
 import { Warning } from 'qmi';
+import {
+	Environment as EnvironmentData,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import {
 	__,
-	sprintf,
 } from '@wordpress/i18n';
 
-interface dbItem {
-	'server-version': string; // @TODO check
-	'extension': string; // @TODO check
-	'client-version': string; // @TODO check
-	'user': string;
-	'host': string;
-	'database': string;
-}
-
 interface iDBProps {
-	name: string;
-	db: {
-		info: dbItem;
-		variables: {
-			Variable_name: string;
-			Value: string;
-		}[];
-	}
+	db: EnvironmentData['db'];
 }
 
 class DB extends React.Component<iDBProps, Record<string, unknown>> {
 
 	render() {
 		const {
-			name,
 			db,
 		} = this.props;
-		const info: dbItem = {
+		const infoLabels = {
 			'server-version': __( 'Server Version', 'query-monitor' ),
 			'extension': __( 'Extension', 'query-monitor' ),
 			'client-version': __( 'Client Version', 'query-monitor' ),
@@ -45,14 +30,14 @@ class DB extends React.Component<iDBProps, Record<string, unknown>> {
 		return (
 			<section>
 				<h3>
-					{ sprintf( __( 'Database: %s', 'query-monitor' ), name ) }
+					{ __( 'Database', 'query-monitor' ) }
 				</h3>
 				<table>
 					<tbody>
-						{ Object.keys( info ).map( ( key: keyof typeof info ) => (
+						{ Object.keys( infoLabels ).map( ( key: keyof typeof infoLabels ) => (
 							<tr key={ key }>
 								<th scope="row">
-									{ info[key] }
+									{ infoLabels[key] }
 								</th>
 								<td>
 									{ db.info[key] || (
diff --git a/output/html/admin.tsx b/output/html/admin.tsx
index ce409e291..979b1cd72 100644
--- a/output/html/admin.tsx
+++ b/output/html/admin.tsx
@@ -2,26 +2,15 @@ import {
 	NonTabular,
 	iPanelProps,
 } from 'qmi';
+import {
+	DataTypes,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import { __ } from '@wordpress/i18n';
 
 interface iAdminProps extends iPanelProps {
-	data: {
-		current_screen: {
-			[k: string]: string|boolean;
-		};
-		hook_suffix: string;
-		pagenow: string;
-		taxnow: string;
-		typenow: string;
-		list_table?: {
-			columns_filter: string;
-			sortables_filter: string;
-			column_action: string;
-			class_name?: string;
-		};
-	};
+	data: DataTypes['Admin'];
 }
 
 class Admin extends React.Component<iAdminProps, Record<string, unknown>> {
@@ -51,7 +40,7 @@ class Admin extends React.Component<iAdminProps, Record<string, unknown>> {
 							</tr>
 						</thead>
 						<tbody>
-							{ Object.keys( data.current_screen ).map( key => (
+							{ Object.keys( data.current_screen ).map( ( key: keyof typeof data.current_screen ) => (
 								<tr key={ key }>
 									<th scope="row">
 										{ key }
diff --git a/output/html/assets.php b/output/html/assets.php
index 40fb7cbc1..a98a679dd 100644
--- a/output/html/assets.php
+++ b/output/html/assets.php
@@ -34,7 +34,7 @@ abstract public function get_type_labels();
 	 */
 	public function output() {
 
-		/** @var QM_Data_Assets */
+		/** @var QM_Data_Assets $data */
 		$data = $this->collector->get_data();
 		$type_label = $this->get_type_labels();
 
@@ -120,7 +120,7 @@ public function output() {
 	 * @return void
 	 */
 	protected function dependency_row( $handle, array $asset, $label ) {
-		/** @var QM_Data_Assets */
+		/** @var QM_Data_Assets $data */
 		$data = $this->collector->get_data();
 
 		$highlight_deps = array_map( array( $this, '_prefix_type' ), $asset['dependencies'] );
@@ -132,7 +132,7 @@ protected function dependency_row( $handle, array $asset, $label ) {
 		$dependency_output = array();
 
 		foreach ( $asset['dependencies'] as $dep ) {
-			if ( in_array( $dep, $data->missing_dependencies, true ) ) {
+			if ( isset( $data->missing_dependencies[ $dep ] ) ) {
 				$warning = QueryMonitor::icon( 'warning' );
 
 				$dependency_output[] = sprintf(
@@ -239,7 +239,7 @@ public function _prefix_type( $val ) {
 	 * @return array<int, string>
 	 */
 	public function admin_class( array $class ) {
-		/** @var QM_Data_Assets */
+		/** @var QM_Data_Assets $data */
 		$data = $this->collector->get_data();
 
 		if ( ! empty( $data->broken ) || ! empty( $data->missing ) ) {
@@ -255,7 +255,7 @@ public function admin_class( array $class ) {
 	 * @return array<string, mixed[]>
 	 */
 	public function admin_menu( array $menu ) {
-		/** @var QM_Data_Assets */
+		/** @var QM_Data_Assets $data */
 		$data = $this->collector->get_data();
 
 		if ( empty( $data->assets ) ) {
diff --git a/output/html/block_editor.php b/output/html/block_editor.php
index df1cfcb3c..019264562 100644
--- a/output/html/block_editor.php
+++ b/output/html/block_editor.php
@@ -39,7 +39,7 @@ public function name() {
 	 * @return void
 	 */
 	public function output() {
-		/** @var QM_Data_Block_Editor */
+		/** @var QM_Data_Block_Editor $data */
 		$data = $this->collector->get_data();
 
 		if ( empty( $data->block_editor_enabled ) || empty( $data->post_blocks ) ) {
@@ -333,7 +333,7 @@ protected static function render_block( $i, array $block, QM_Data_Block_Editor $
 	 * @return array<string, mixed[]>
 	 */
 	public function admin_menu( array $menu ) {
-		/** @var QM_Data_Block_Editor */
+		/** @var QM_Data_Block_Editor $data */
 		$data = $this->collector->get_data();
 
 		if ( empty( $data->block_editor_enabled ) || empty( $data->post_blocks ) ) {
diff --git a/output/html/block_editor.tsx b/output/html/block_editor.tsx
index 24033f0fd..5d48215f8 100644
--- a/output/html/block_editor.tsx
+++ b/output/html/block_editor.tsx
@@ -4,6 +4,9 @@ import {
 	PanelFooter,
 	Tabular,
 } from 'qmi';
+import {
+	DataTypes,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import {
@@ -26,22 +29,21 @@ interface iBlock {
 }
 
 interface iBlocksProps extends iPanelProps {
-	data: {
-		all_dynamic_blocks: string[];
-		block_editor_enabled: boolean;
-		has_block_context: boolean;
-		has_block_timing: boolean;
-		post_blocks: iBlock[] | null;
-		post_has_blocks: boolean;
-		total_blocks: number;
+	data: Omit<DataTypes['Block_Editor'], 'post_blocks'> & {
+		post_blocks: iBlock[];
 	};
 }
+
 class BlockEditor extends React.Component<iBlocksProps, Record<string, unknown>> {
 
 	render() {
 		const { data } = this.props;
 
-		if ( ! data.post_blocks?.length ) {
+		if ( ! data.block_editor_enabled || ! data.post_blocks ) {
+			return null;
+		}
+
+		if ( ! data.post_has_blocks ) {
 			return (
 				<Notice id={ this.props.id }>
 					<p>{ __( 'This post contains no blocks.', 'query-monitor' ) }</p>
diff --git a/output/html/caps.php b/output/html/caps.php
index 2bc0471e6..6c09b2f74 100644
--- a/output/html/caps.php
+++ b/output/html/caps.php
@@ -62,7 +62,7 @@ public function output() {
 			return;
 		}
 
-		/** @var QM_Data_Caps */
+		/** @var QM_Data_Caps $data */
 		$data = $this->collector->get_data();
 
 		if ( ! empty( $data->caps ) ) {
diff --git a/output/html/caps.tsx b/output/html/caps.tsx
index 045f6357f..7cf28836c 100644
--- a/output/html/caps.tsx
+++ b/output/html/caps.tsx
@@ -1,12 +1,14 @@
 import {
 	Caller,
-	FrameItem,
 	iPanelProps,
 	Notice,
 	PanelFooter,
 	QMComponent,
 	Tabular,
 } from 'qmi';
+import {
+	DataTypes,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import {
@@ -16,17 +18,7 @@ import {
 } from '@wordpress/i18n';
 
 interface iCapsProps extends iPanelProps {
-	data: {
-		caps: {
-			name: string;
-			args: any[];
-			parts: string[];
-			user: number;
-			result: boolean;
-			filtered_trace: FrameItem[];
-			component: any;
-		}[];
-	};
+	data: DataTypes['Caps'];
 }
 
 class Caps extends React.Component<iCapsProps, Record<string, unknown>> {
diff --git a/output/html/conditionals.tsx b/output/html/conditionals.tsx
index 3ae8d2007..5fe44a2d5 100644
--- a/output/html/conditionals.tsx
+++ b/output/html/conditionals.tsx
@@ -2,17 +2,15 @@ import {
 	iPanelProps,
 	NonTabular,
 } from 'qmi';
+import {
+	DataTypes,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import { __ } from '@wordpress/i18n';
 
 interface iConditionalsProps extends iPanelProps {
-	data: {
-		conds: {
-			'true': string[];
-			'false': string[];
-		};
-	};
+	data: DataTypes['Conditionals'];
 }
 
 class Conditionals extends React.Component<iConditionalsProps, Record<string, unknown>> {
diff --git a/output/html/db_callers.tsx b/output/html/db_callers.tsx
index 2cb3d0142..5f29d2030 100644
--- a/output/html/db_callers.tsx
+++ b/output/html/db_callers.tsx
@@ -4,23 +4,15 @@ import {
 	Time,
 	TotalTime,
 } from 'qmi';
+import {
+	DataTypes,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import { __ } from '@wordpress/i18n';
 
-interface iDBCallerTypeTimes {
-	[key: string]: number;
-}
-
 interface iDBCallersProps extends iPanelProps {
-	data: {
-		times?: {
-			caller: string;
-			ltime: number;
-			types: iDBCallerTypeTimes;
-		}[];
-		types: iDBCallerTypeTimes;
-	};
+	data: DataTypes['DB_Callers'];
 }
 
 class DBCallers extends React.Component<iDBCallersProps, Record<string, unknown>> {
diff --git a/output/html/db_components.tsx b/output/html/db_components.tsx
index 850d7ce0b..dc35e7bfe 100644
--- a/output/html/db_components.tsx
+++ b/output/html/db_components.tsx
@@ -4,23 +4,15 @@ import {
 	Time,
 	TotalTime,
 } from 'qmi';
+import {
+	DataTypes,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import { __ } from '@wordpress/i18n';
 
-interface iDBComponentTypeTimes {
-	[key: string]: number;
-}
-
 interface iDBComponentsProps extends iPanelProps {
-	data: {
-		times: {
-			component: string;
-			ltime: number;
-			types: iDBComponentTypeTimes;
-		}[];
-		types: iDBComponentTypeTimes;
-	};
+	data: DataTypes['DB_Components'];
 }
 
 class DBComponents extends React.Component<iDBComponentsProps, Record<string, unknown>> {
diff --git a/output/html/db_dupes.tsx b/output/html/db_dupes.tsx
index 6e1319980..d83e4dcef 100644
--- a/output/html/db_dupes.tsx
+++ b/output/html/db_dupes.tsx
@@ -2,6 +2,9 @@ import {
 	iPanelProps,
 	Tabular,
 } from 'qmi';
+import {
+	DataTypes,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import {
@@ -10,7 +13,11 @@ import {
 	sprintf,
 } from '@wordpress/i18n';
 
-class DBDupes extends React.Component<iPanelProps, Record<string, unknown>> {
+interface iDBDupesProps extends iPanelProps {
+	data: DataTypes['DB_Dupes'];
+}
+
+class DBDupes extends React.Component<iDBDupesProps, Record<string, unknown>> {
 
 	render() {
 		const { data } = this.props;
diff --git a/output/html/db_queries.php b/output/html/db_queries.php
index 40de6a2a1..14cf417a6 100644
--- a/output/html/db_queries.php
+++ b/output/html/db_queries.php
@@ -9,6 +9,9 @@
 	exit;
 }
 
+/**
+ * @phpstan-import-type QueryRow from QM_Data_DB_Queries
+ */
 class QM_Output_Html_DB_Queries extends QM_Output_Html {
 
 	/**
@@ -162,7 +165,6 @@ protected function output_expensive_queries( array $expensive ) {
 	protected function output_queries( QM_Data_DB_Queries $data ) {
 		$this->query_row = 0;
 		$span = 4;
-		$db = $data->wpdb;
 
 		if ( $data->has_result ) {
 			$span++;
@@ -304,6 +306,7 @@ protected function output_queries( QM_Data_DB_Queries $data ) {
 
 	/**
 	 * @param array<string, mixed> $row
+	 * @phpstan-param QueryRow $row
 	 * @param array<int, string> $cols
 	 * @return void
 	 */
@@ -350,7 +353,7 @@ protected function output_query_row( array $row, array $cols ) {
 				$caller_name = '<code>' . esc_html__( 'Unknown', 'query-monitor' ) . '</code>';
 			}
 
-			$stack = $row['stack'];
+			$stack = $row['stack'] ?? array();
 			array_shift( $stack );
 			$stack = array_map( function( $frame ) {
 				return '<code>' . esc_html( $frame ) . '</code>';
diff --git a/output/html/db_queries.tsx b/output/html/db_queries.tsx
index 8de0ee0e1..c145314c3 100644
--- a/output/html/db_queries.tsx
+++ b/output/html/db_queries.tsx
@@ -9,6 +9,9 @@ import {
 	TotalTime,
 	Utils,
 } from 'qmi';
+import {
+	DataTypes,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import {
@@ -17,49 +20,7 @@ import {
 } from '@wordpress/i18n';
 
 interface iDBQueriesProps extends iPanelProps {
-	data: {
-		component_times: {
-			[component: string]: {
-				component: string;
-				ltime: number;
-				types: {
-					[type: string]: number;
-				};
-			};
-		}
-		dupes: {
-			[sql: string]: number[];
-		};
-		times: {
-			[caller: string]: {
-				caller: string;
-				ltime: number;
-				types: {
-					[type: string]: number;
-				};
-			};
-		};
-		total_qs: number;
-		total_time: number;
-		types: {
-			[type: string]: number;
-		}
-		wpdb: {
-			has_result: boolean;
-			has_trace: boolean;
-			rows: {
-				caller: string;
-				caller_name: string;
-				is_main_query: boolean;
-				sql: string;
-				type: string;
-				result: number;
-				ltime: number;
-				filtered_trace: any[];
-				component: any;
-			}[];
-		};
-	};
+	data: DataTypes['DB_Queries'];
 }
 
 class DBQueries extends React.Component<iDBQueriesProps, Record<string, unknown>> {
diff --git a/output/html/debug_bar.php b/output/html/debug_bar.php
index 66628f42d..0a08d2c56 100644
--- a/output/html/debug_bar.php
+++ b/output/html/debug_bar.php
@@ -27,8 +27,10 @@ public function __construct( QM_Collector $collector ) {
 	 * @return string
 	 */
 	public function name() {
-		/** @var string */
-		return $this->collector->get_panel()->title();
+		/** @var string $title */
+		$title = $this->collector->get_panel()->title();
+
+		return $title;
 	}
 
 	/**
@@ -86,6 +88,7 @@ public function output() {
  * @return array<string, QM_Output>
  */
 function register_qm_output_html_debug_bar( array $output, QM_Collectors $collectors ) {
+	/** @var ?Debug_Bar $debug_bar */
 	global $debug_bar;
 
 	if ( empty( $debug_bar ) ) {
@@ -100,7 +103,7 @@ function register_qm_output_html_debug_bar( array $output, QM_Collectors $collec
 		}
 
 		$panel_id = strtolower( sanitize_html_class( $class ) );
-		/** @var QM_Collector_Debug_Bar|null */
+		/** @var QM_Collector_Debug_Bar|null $collector */
 		$collector = QM_Collectors::get( "debug_bar_{$panel_id}" );
 
 		if ( $collector && $collector->is_visible() ) {
diff --git a/output/html/doing_it_wrong.php b/output/html/doing_it_wrong.php
index 0b1e0589d..859bec38e 100644
--- a/output/html/doing_it_wrong.php
+++ b/output/html/doing_it_wrong.php
@@ -130,7 +130,7 @@ public function output() {
 	 * @return array<int, string>
 	 */
 	public function admin_class( array $class ) {
-		/** @var QM_Data_Doing_It_Wrong */
+		/** @var QM_Data_Doing_It_Wrong $data */
 		$data = $this->collector->get_data();
 
 		if ( ! empty( $data->actions ) ) {
@@ -146,7 +146,7 @@ public function admin_class( array $class ) {
 	 * @return array<string, mixed[]>
 	 */
 	public function admin_menu( array $menu ) {
-		/** @var QM_Data_Doing_It_Wrong */
+		/** @var QM_Data_Doing_It_Wrong $data */
 		$data = $this->collector->get_data();
 
 		if ( empty( $data->actions ) ) {
diff --git a/output/html/environment.tsx b/output/html/environment.tsx
index a503bf790..cafb2d80c 100644
--- a/output/html/environment.tsx
+++ b/output/html/environment.tsx
@@ -2,6 +2,9 @@ import {
 	iPanelProps,
 	NonTabular,
 } from 'qmi';
+import {
+	DataTypes,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import DB from '../db';
@@ -9,7 +12,11 @@ import PHP from '../php';
 import Server from '../server';
 import WordPress from '../wordpress';
 
-class Environment extends React.Component<iPanelProps, Record<string, unknown>> {
+interface iEnvironmentProps extends iPanelProps {
+	data: DataTypes['Environment'];
+}
+
+class Environment extends React.Component<iEnvironmentProps, Record<string, unknown>> {
 
 	render() {
 		const { data } = this.props;
@@ -17,13 +24,7 @@ class Environment extends React.Component<iPanelProps, Record<string, unknown>>
 		return (
 			<NonTabular id={ this.props.id }>
 				<PHP php={ data.php }/>
-				{ data.db && (
-					<>
-						{ Object.keys( data.db ).map( key =>
-							<DB key={ key } db={ data.db[key] } name={ key }/>
-						) }
-					</>
-				) }
+				<DB db={ data.db }/>
 				<WordPress wordpress={ data.wp }/>
 				<Server server={ data.server }/>
 			</NonTabular>
diff --git a/output/html/hooks.php b/output/html/hooks.php
index d8d37765f..1e516074a 100644
--- a/output/html/hooks.php
+++ b/output/html/hooks.php
@@ -32,7 +32,7 @@ public function __construct( QM_Collector $collector ) {
 	 * @return string
 	 */
 	public function name() {
-		/** @var QM_Data_Hooks */
+		/** @var QM_Data_Hooks $data */
 		$data = $this->collector->get_data();
 
 		$name = __( 'Hooks & Actions', 'query-monitor' );
@@ -48,7 +48,7 @@ public function name() {
 	 * @return void
 	 */
 	public function output() {
-		/** @var QM_Data_Hooks */
+		/** @var QM_Data_Hooks $data */
 		$data = $this->collector->get_data();
 
 		if ( empty( $data->hooks ) ) {
diff --git a/output/html/hooks.tsx b/output/html/hooks.tsx
index a21036028..bf536d045 100644
--- a/output/html/hooks.tsx
+++ b/output/html/hooks.tsx
@@ -5,6 +5,9 @@ import {
 	Tabular,
 	Warning,
 } from 'qmi';
+import {
+	DataTypes,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import {
@@ -13,25 +16,7 @@ import {
 } from '@wordpress/i18n';
 
 interface iHooksProps extends iPanelProps {
-	data: {
-		hooks: {
-			name: string;
-			actions: {
-				callback: {
-					accepted_args: number;
-					file: string;
-					line: number;
-					name: string;
-					component: {
-						context: string;
-						name: string;
-						type: string;
-					};
-				};
-				priority: number;
-			}[];
-		}[];
-	}
+	data: DataTypes['Hooks'];
 }
 
 class Hooks extends React.Component<iHooksProps, Record<string, unknown>> {
diff --git a/output/html/http.tsx b/output/html/http.tsx
index 8e02f3293..7fa839f67 100644
--- a/output/html/http.tsx
+++ b/output/html/http.tsx
@@ -9,6 +9,9 @@ import {
 	TotalTime,
 	Utils,
 } from 'qmi';
+import {
+	DataTypes,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import {
@@ -16,7 +19,11 @@ import {
 	_x,
 } from '@wordpress/i18n';
 
-class HTTP extends React.Component<iPanelProps, Record<string, unknown>> {
+interface iHTTPProps extends iPanelProps {
+	data: DataTypes['HTTP'];
+}
+
+class HTTP extends React.Component<iHTTPProps, Record<string, unknown>> {
 
 	render() {
 		const { data } = this.props;
diff --git a/output/html/languages.tsx b/output/html/languages.tsx
index 911796868..d1de42e28 100644
--- a/output/html/languages.tsx
+++ b/output/html/languages.tsx
@@ -1,9 +1,11 @@
 import {
 	Caller,
-	FrameItem,
 	iPanelProps,
 	NonTabular,
 } from 'qmi';
+import {
+	DataTypes,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import {
@@ -12,26 +14,7 @@ import {
 } from '@wordpress/i18n';
 
 interface iLanguagesProps extends iPanelProps {
-	data: {
-		determined_locale: string;
-		language_attributes: string;
-		languages: {
-			[textdomain: string]: {
-				[mofile: string]: {
-					caller: FrameItem;
-					domain: string;
-					file: string|false;
-					found: number|false;
-					handle: string|null;
-					type: 'gettext'|'jed';
-				};
-			};
-		};
-		locale: string;
-		mlp_language: string;
-		pll_language: string;
-		user_locale: string;
-	};
+	data: DataTypes['Languages'];
 }
 
 class Languages extends React.Component<iLanguagesProps, Record<string, unknown>> {
diff --git a/output/html/logger.tsx b/output/html/logger.tsx
index ce118d445..94d8fb178 100644
--- a/output/html/logger.tsx
+++ b/output/html/logger.tsx
@@ -6,23 +6,15 @@ import {
 	Tabular,
 	Warning,
 } from 'qmi';
+import {
+	DataTypes,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import { __ } from '@wordpress/i18n';
 
-export interface LogItem {
-	level: string;
-	message: string;
-	filtered_trace: any[];
-	component: any;
-}
-
 export interface iLoggerProps extends iPanelProps {
-	data: {
-		logs: LogItem[];
-		levels: string[];
-		warning_levels: string[];
-	};
+	data: DataTypes['Logger'];
 }
 
 class Logger extends React.Component<iLoggerProps, Record<string, unknown>> {
diff --git a/output/html/php_errors.tsx b/output/html/php_errors.tsx
index bef84cda1..8b0845d2a 100644
--- a/output/html/php_errors.tsx
+++ b/output/html/php_errors.tsx
@@ -5,11 +5,17 @@ import {
 	Tabular,
 	Warning,
 } from 'qmi';
+import {
+	DataTypes,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import { __ } from '@wordpress/i18n';
 
-class PHPErrors extends React.Component<iPanelProps, Record<string, unknown>> {
+interface iPHP_ErrorsProps extends iPanelProps {
+	data: DataTypes['PHP_Errors'];
+}
+class PHPErrors extends React.Component<iPHP_ErrorsProps, Record<string, unknown>> {
 
 	render() {
 		const { data } = this.props;
diff --git a/output/html/request.php b/output/html/request.php
index 343ea87f7..35526b8fb 100644
--- a/output/html/request.php
+++ b/output/html/request.php
@@ -153,7 +153,7 @@ public function output() {
 		echo '<h3>' . esc_html__( 'Response', 'query-monitor' ) . '</h3>';
 		echo '<h4>' . esc_html__( 'Queried Object', 'query-monitor' ) . '</h4>';
 
-		if ( ! empty( $data->queried_object ) ) {
+		if ( isset( $data->queried_object['data'] ) ) {
 			$class = get_class( $data->queried_object['data'] );
 			$class = $class ?: __( 'Unknown', 'query-monitor' );
 			printf(
diff --git a/output/html/request.tsx b/output/html/request.tsx
index ee507d4c5..86d60b7ac 100644
--- a/output/html/request.tsx
+++ b/output/html/request.tsx
@@ -3,48 +3,15 @@ import {
 	NonTabular,
 	Utils,
 } from 'qmi';
-import * as React from 'react';
 import {
-	WP_Network,
-	WP_Post_Type,
-	WP_Post,
-	WP_Site,
-	WP_Term,
-	WP_User,
-} from 'wp-types';
+	DataTypes,
+} from 'qmi/data-types';
+import * as React from 'react';
 
 import { sprintf, __ } from '@wordpress/i18n';
 
-interface iItems {
-	request: string;
-	matched_rule?: string;
-	matched_query?: string;
-	query_string?: string;
-}
-
 interface iRequestPanelProps extends iPanelProps {
-	data: {
-		request: iItems;
-		request_method: string;
-		user?: WP_User;
-		matching_rewrites?: {
-			[k: string]: string;
-		};
-		qvars?: {
-			[k: string]: string;
-		};
-		queried_object?: {
-			title: string;
-			type?: 'WP_Term' | 'WP_Post_Type' | 'WP_Post' | 'WP_User';
-			data?: WP_Term | WP_Post_Type | WP_Post | WP_User;
-		};
-		multisite?: {
-			current_site: WP_Site;
-			current_network?: WP_Network & {
-				id: number;
-			};
-		};
-	}
+	data: DataTypes['Request'];
 }
 
 class Request extends React.Component<iRequestPanelProps, Record<string, unknown>> {
@@ -161,7 +128,7 @@ class Request extends React.Component<iRequestPanelProps, Record<string, unknown
 
 				<section>
 					<h3>{ __( 'Current User', 'query-monitor' ) }</h3>
-					{ data.user ? (
+					{ data.user.data ? (
 						<p>
 							{ sprintf(
 								/* translators: %d: User ID */
@@ -176,25 +143,16 @@ class Request extends React.Component<iRequestPanelProps, Record<string, unknown
 					) }
 				</section>
 
-				{ data.multisite && (
+				{ data.multisite?.current_site && (
 					<section>
 						<h3>{ __( 'Multisite', 'query-monitor' ) }</h3>
 						<p>
 							{ sprintf(
 								/* translators: %d: Multisite site ID */
 								__( 'Current Site: #%d', 'query-monitor' ),
-								data.multisite.current_site.blog_id
+								data.multisite.current_site.data.blog_id
 							) }
 						</p>
-						{ data.multisite.current_network && (
-							<p>
-								{ sprintf(
-									/* translators: %d: Multisite network ID */
-									__( 'Current Network: #%d', 'query-monitor' ),
-									data.multisite.current_network.id
-								) }
-							</p>
-						) }
 					</section>
 				) }
 			</NonTabular>
diff --git a/output/html/theme.tsx b/output/html/theme.tsx
index 54887311f..d346fb460 100644
--- a/output/html/theme.tsx
+++ b/output/html/theme.tsx
@@ -2,6 +2,9 @@ import {
 	iPanelProps,
 	NonTabular,
 } from 'qmi';
+import {
+	DataTypes,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import {
@@ -14,12 +17,11 @@ interface iParts {
 	[key: string]: string;
 }
 
-interface iRequested {
-	name?: string;
-	slug: string;
+interface iThemePanelProps extends iPanelProps {
+	data: DataTypes['Theme'];
 }
 
-class Theme extends React.Component<iPanelProps, Record<string, unknown>> {
+class Theme extends React.Component<iThemePanelProps, Record<string, unknown>> {
 
 	render() {
 		const { data } = this.props;
@@ -116,35 +118,31 @@ class Theme extends React.Component<iPanelProps, Record<string, unknown>> {
 						</p>
 					) }
 
-					{ data.has_template_part_action && (
-						<>
-							<h4>
-								{ __( 'Not Loaded', 'query-monitor' ) }
-							</h4>
-
-							{ data.unsuccessful_template_parts ? (
-								<ul>
-									{ data.unsuccessful_template_parts.map( ( requested: iRequested ) => (
-										<>
-											{ requested.name && (
-												<li>
-													{ `${ requested.slug }-${ requested.name }.php` }
-												</li>
-											) }
-											<li>
-												{ `${ requested.slug }.php` }
-											</li>
-										</>
-									) ) }
-								</ul>
-							) : (
-								<p>
-									<em>
-										{ __( 'None', 'query-monitor' ) }
-									</em>
-								</p>
-							) }
-						</>
+					<h4>
+						{ __( 'Not Loaded', 'query-monitor' ) }
+					</h4>
+
+					{ data.unsuccessful_template_parts ? (
+						<ul>
+							{ data.unsuccessful_template_parts.map( ( requested ) => (
+								<>
+									{ requested.name && (
+										<li>
+											{ `${ requested.slug }-${ requested.name }.php` }
+										</li>
+									) }
+									<li>
+										{ `${ requested.slug }.php` }
+									</li>
+								</>
+							) ) }
+						</ul>
+					) : (
+						<p>
+							<em>
+								{ __( 'None', 'query-monitor' ) }
+							</em>
+						</p>
 					) }
 				</section>
 
diff --git a/output/html/timing.tsx b/output/html/timing.tsx
index 763b12c32..6bed0f424 100644
--- a/output/html/timing.tsx
+++ b/output/html/timing.tsx
@@ -4,6 +4,9 @@ import {
 	QMComponent,
 	Tabular,
 } from 'qmi';
+import {
+	DataTypes,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import {
@@ -14,25 +17,7 @@ import {
 declare const QM_i18n: iQM_i18n;
 
 interface iTimingProps extends iPanelProps {
-	data: {
-		timing?: {
-			end_time: number;
-			function: string;
-			function_memory: number;
-			function_time: number;
-			laps: {
-				[k: string]: {
-					data: any;
-					memory: number;
-					memory_used: number;
-					time: number;
-					time_used: number;
-				};
-			};
-			start_time: number;
-			component: any;
-		}[];
-	}
+	data: DataTypes['Timing'];
 }
 
 class Timing extends React.Component<iTimingProps, Record<string, unknown>> {
diff --git a/output/html/transients.tsx b/output/html/transients.tsx
index f69db3579..6aea429f3 100644
--- a/output/html/transients.tsx
+++ b/output/html/transients.tsx
@@ -4,8 +4,10 @@ import {
 	QMComponent,
 	Tabular,
 	iPanelProps,
-	FrameItem,
 } from 'qmi';
+import {
+	DataTypes,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import {
@@ -14,18 +16,7 @@ import {
 } from '@wordpress/i18n';
 
 interface iTransientsProps extends iPanelProps {
-	data: {
-		trans: {
-			name: string;
-			type?: string;
-			expiration: number;
-			exp_diff: string;
-			size_formatted: string;
-			filtered_trace: FrameItem[];
-			component: any;
-		}[];
-		has_type: boolean;
-	}
+	data: DataTypes['Transients'];
 }
 
 class Transients extends React.Component<iTransientsProps, Record<string, unknown>> {
diff --git a/output/php.tsx b/output/php.tsx
index 930efec11..ac93fa798 100644
--- a/output/php.tsx
+++ b/output/php.tsx
@@ -1,11 +1,14 @@
 import * as classNames from 'classnames';
 import { Toggler, Warning, iQM_i18n } from 'qmi';
+import {
+	Environment as EnvironmentData,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import { __ } from '@wordpress/i18n';
 
 interface iPHPProps {
-	php: any;
+	php: EnvironmentData['php'];
 }
 
 declare const QM_i18n: iQM_i18n;
@@ -68,7 +71,7 @@ class PHP extends React.Component<iPHPProps, Record<string, unknown>> {
 									{ key }
 								</th>
 								<td>
-									{ php.variables[ key ].after }
+									{ php.variables[ key ] }
 								</td>
 							</tr>
 						) ) }
diff --git a/output/raw/db_queries.php b/output/raw/db_queries.php
index 621bc7864..11b011cd5 100644
--- a/output/raw/db_queries.php
+++ b/output/raw/db_queries.php
@@ -5,6 +5,9 @@
  * @package query-monitor
  */
 
+/**
+ * @phpstan-import-type QueryRow from QM_Data_DB_Queries
+ */
 class QM_Output_Raw_DB_Queries extends QM_Output_Raw {
 
 	/**
@@ -82,8 +85,16 @@ public function get_output() {
 	}
 
 	/**
-	 * @param array<string, mixed> $row
+	 * @param array $row
+	 * @phpstan-param QueryRow $row
 	 * @return array<string, mixed>
+	 * @phpstan-return array{
+	 *   i: int,
+	 *   sql: string,
+	 *   time: float,
+	 *   stack: string[],
+	 *   result: int|bool|WP_Error,
+	 * }
 	 */
 	protected function output_query_row( array $row ) {
 		$output = array();
@@ -100,7 +111,7 @@ protected function output_query_row( array $row ) {
 				$stack[] = $item['display'];
 			}
 		} else {
-			$stack = $row['stack'];
+			$stack = $row['stack'] ?? array();
 		}
 
 		$output['stack'] = $stack;
diff --git a/output/server.tsx b/output/server.tsx
index 24fb397a0..95771bd59 100644
--- a/output/server.tsx
+++ b/output/server.tsx
@@ -1,30 +1,27 @@
 import { Warning } from 'qmi';
+import {
+	Environment as EnvironmentData,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import { __ } from '@wordpress/i18n';
 
-interface ServerItem {
-	name: string;
-	version: string;
-	address: string;
-	host: string;
-	OS: string;
-}
-
 interface iServerProps {
-	server: ServerItem;
+	server: EnvironmentData['server'];
 }
 
 class WordPress extends React.Component<iServerProps, Record<string, unknown>> {
 
 	render() {
 		const { server } = this.props;
-		const info: ServerItem = {
+		const info = {
 			name: __( 'Software', 'query-monitor' ),
 			version: __( 'Version', 'query-monitor' ),
 			address: __( 'Address', 'query-monitor' ),
 			host: __( 'Host', 'query-monitor' ),
+			/* translators: OS stands for Operating System */
 			OS: __( 'OS', 'query-monitor' ),
+			arch: __( 'Architecture', 'query-monitor' ),
 		};
 
 		return (
diff --git a/output/wordpress.tsx b/output/wordpress.tsx
index 8a532585c..2eaf54ddc 100644
--- a/output/wordpress.tsx
+++ b/output/wordpress.tsx
@@ -1,9 +1,12 @@
+import {
+	Environment as EnvironmentData,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 import { __ } from '@wordpress/i18n';
 
 interface iWordPressProps {
-	wordpress: any;
+	wordpress: EnvironmentData['wp'];
 }
 
 class WordPress extends React.Component<iWordPressProps, Record<string, unknown>> {
diff --git a/package-lock.json b/package-lock.json
index 45e080624..a8aa7e4c5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -38,6 +38,7 @@
 				"eslint-plugin-react": "^7.21.5",
 				"eslint-plugin-react-hooks": "^4.2.0",
 				"eslint-plugin-sort-destructure-keys": "^1.3.5",
+				"json-schema-to-typescript": "^12",
 				"plugin-infrastructure": "file:vendor/johnbillion/plugin-infrastructure",
 				"sass": "^1",
 				"source-map-loader": "^2",
@@ -46,6 +47,7 @@
 				"version-bump-prompt": "^6.1.0",
 				"webpack": "^5.47.1",
 				"webpack-cli": "^4.9.1",
+				"wp-json-schemas": "^3",
 				"wp-types": "^3"
 			},
 			"engines": {
@@ -2087,6 +2089,42 @@
 				"node": ">=6.9.0"
 			}
 		},
+		"node_modules/@bcherny/json-schema-ref-parser": {
+			"version": "10.0.5-fork",
+			"resolved": "https://registry.npmjs.org/@bcherny/json-schema-ref-parser/-/json-schema-ref-parser-10.0.5-fork.tgz",
+			"integrity": "sha512-E/jKbPoca1tfUPj3iSbitDZTGnq6FUFjkH6L8U2oDwSuwK1WhnnVtCG7oFOTg/DDnyoXbQYUiUiGOibHqaGVnw==",
+			"dev": true,
+			"dependencies": {
+				"@jsdevtools/ono": "^7.1.3",
+				"@types/json-schema": "^7.0.6",
+				"call-me-maybe": "^1.0.1",
+				"js-yaml": "^4.1.0"
+			},
+			"engines": {
+				"node": ">= 16"
+			},
+			"funding": {
+				"url": "https://github.com/sponsors/philsturgeon"
+			}
+		},
+		"node_modules/@bcherny/json-schema-ref-parser/node_modules/argparse": {
+			"version": "2.0.1",
+			"resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
+			"integrity": "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q==",
+			"dev": true
+		},
+		"node_modules/@bcherny/json-schema-ref-parser/node_modules/js-yaml": {
+			"version": "4.1.0",
+			"resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.0.tgz",
+			"integrity": "sha512-wpxZs9NoxZaJESJGIZTyDEaYpl0FKSA+FB9aJiyemKhMwkxQg63h4T1KJgUGHpTqPDNRcmmYLugrRjJlBtWvRA==",
+			"dev": true,
+			"dependencies": {
+				"argparse": "^2.0.1"
+			},
+			"bin": {
+				"js-yaml": "bin/js-yaml.js"
+			}
+		},
 		"node_modules/@bcoe/v8-coverage": {
 			"version": "0.2.3",
 			"resolved": "https://registry.npmjs.org/@bcoe/v8-coverage/-/v8-coverage-0.2.3.tgz",
@@ -2625,6 +2663,12 @@
 				"node": ">=10"
 			}
 		},
+		"node_modules/@jsdevtools/ono": {
+			"version": "7.1.3",
+			"resolved": "https://registry.npmjs.org/@jsdevtools/ono/-/ono-7.1.3.tgz",
+			"integrity": "sha512-4JQNk+3mVzK3xh2rqd6RB4J46qUR19azEHBneZyTZM+c456qOrbbM/5xcR8huNCCcbVt7+UmizG6GuUvPvKUYg==",
+			"dev": true
+		},
 		"node_modules/@jsdevtools/version-bump-prompt": {
 			"version": "6.1.0",
 			"resolved": "https://registry.npmjs.org/@jsdevtools/version-bump-prompt/-/version-bump-prompt-6.1.0.tgz",
@@ -3352,6 +3396,12 @@
 			"integrity": "sha512-dRLjCWHYg4oaA77cxO64oO+7JwCwnIzkZPdrrC71jQmQtlhM556pwKo5bUzqvZndkVbeFLIIi+9TC40JNF5hNQ==",
 			"dev": true
 		},
+		"node_modules/@types/lodash": {
+			"version": "4.14.192",
+			"resolved": "https://registry.npmjs.org/@types/lodash/-/lodash-4.14.192.tgz",
+			"integrity": "sha512-km+Vyn3BYm5ytMO13k9KTp27O75rbQ0NFw+U//g+PX7VZyjCioXaRFisqSIJRECljcTv73G3i6BpglNGHgUQ5A==",
+			"dev": true
+		},
 		"node_modules/@types/mdast": {
 			"version": "3.0.11",
 			"resolved": "https://registry.npmjs.org/@types/mdast/-/mdast-3.0.11.tgz",
@@ -4913,6 +4963,12 @@
 				"url": "https://github.com/chalk/ansi-styles?sponsor=1"
 			}
 		},
+		"node_modules/any-promise": {
+			"version": "1.3.0",
+			"resolved": "https://registry.npmjs.org/any-promise/-/any-promise-1.3.0.tgz",
+			"integrity": "sha512-7UvmKalWRt1wgjL1RrGxoSJW/0QZFIegpeGvZG9kjp8vrRu55XTHbwnqq2GpXm9uLbcuhxm3IqX9OB4MZR1b2A==",
+			"dev": true
+		},
 		"node_modules/anymatch": {
 			"version": "3.1.2",
 			"resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.2.tgz",
@@ -6183,6 +6239,22 @@
 				"webpack": "*"
 			}
 		},
+		"node_modules/cli-color": {
+			"version": "2.0.3",
+			"resolved": "https://registry.npmjs.org/cli-color/-/cli-color-2.0.3.tgz",
+			"integrity": "sha512-OkoZnxyC4ERN3zLzZaY9Emb7f/MhBOIpePv0Ycok0fJYT+Ouo00UBEIwsVsr0yoow++n5YWlSUgST9GKhNHiRQ==",
+			"dev": true,
+			"dependencies": {
+				"d": "^1.0.1",
+				"es5-ext": "^0.10.61",
+				"es6-iterator": "^2.0.3",
+				"memoizee": "^0.4.15",
+				"timers-ext": "^0.1.7"
+			},
+			"engines": {
+				"node": ">=0.10"
+			}
+		},
 		"node_modules/cli-cursor": {
 			"version": "3.1.0",
 			"resolved": "https://registry.npmjs.org/cli-cursor/-/cli-cursor-3.1.0.tgz",
@@ -6902,6 +6974,16 @@
 				"node": ">=0.8"
 			}
 		},
+		"node_modules/d": {
+			"version": "1.0.1",
+			"resolved": "https://registry.npmjs.org/d/-/d-1.0.1.tgz",
+			"integrity": "sha512-m62ShEObQ39CfralilEQRjH6oAMtNCV1xJyEx5LpRYUVN+EviphDgUc/F3hnYbADmkiNs67Y+3ylmlG7Lnu+FA==",
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 			"resolved": "https://registry.npmjs.org/type-check/-/type-check-0.4.0.tgz",
@@ -33646,11 +34215,16 @@
 			"integrity": "sha512-Hz/mrNwitNRh/HUAtM/VT/5VH+ygD6DV7mYKZAtHOrbs8U7lvPS6xf7EJKMF0uW1KJCl0H701g3ZGus+muE5vQ==",
 			"dev": true
 		},
+		"wp-json-schemas": {
+			"version": "3.62.4",
+			"resolved": "https://registry.npmjs.org/wp-json-schemas/-/wp-json-schemas-3.62.4.tgz",
+			"integrity": "sha512-yH99aZNIGCzmdfe1T4C9bjC0znTUrgwrxZtrZ3IqMrrlSROk2FrRN3niksjk3Ic7BYjNaTlVjDL/xyYqM7812A==",
+			"dev": true
+		},
 		"wp-types": {
-			"version": "3.62.2",
-			"resolved": "https://registry.npmjs.org/wp-types/-/wp-types-3.62.2.tgz",
-			"integrity": "sha512-jdDei/IJZO7VXsAQdDfI+thj0qEhP6XO0tzcL14mWAQ7EPDBJs3as4hjwwgQaoXGXwHLP2e7TS0zrhb9rAQMWg==",
-			"dev": true,
+			"version": "3.62.4",
+			"resolved": "https://registry.npmjs.org/wp-types/-/wp-types-3.62.4.tgz",
+			"integrity": "sha512-hZ5a1LqxwLovLMj8BL9Ly1F95jriScKPtebJBQy044KgTK+poXfiZsscIv2UGn9JTQfIZV4gH4XWyKwYcItwzg==",
 			"requires": {
 				"typescript": ">=3"
 			}
diff --git a/package.json b/package.json
index ca30adb4d..475cded88 100644
--- a/package.json
+++ b/package.json
@@ -40,6 +40,7 @@
 		"eslint-plugin-react": "^7.21.5",
 		"eslint-plugin-react-hooks": "^4.2.0",
 		"eslint-plugin-sort-destructure-keys": "^1.3.5",
+		"json-schema-to-typescript": "^12",
 		"plugin-infrastructure": "file:vendor/johnbillion/plugin-infrastructure",
 		"sass": "^1",
 		"source-map-loader": "^2",
@@ -48,14 +49,16 @@
 		"version-bump-prompt": "^6.1.0",
 		"webpack": "^5.47.1",
 		"webpack-cli": "^4.9.1",
+		"wp-json-schemas": "^3",
 		"wp-types": "^3"
 	},
 	"scripts": {
+		"build-schemas": "json2ts -i src/schema.json -o packages/qmi/data-types.ts --style.trailingComma=all --style.useTabs --bannerComment='' && echo '/* eslint-disable */\n\n/**\n * This file is generated by the build-schemas script.\n * Do not edit it manually.\n */\n' > packages/qmi/tmp.ts && cat src/bannerComment.ts packages/qmi/data-types.ts >> packages/qmi/tmp.ts && mv packages/qmi/tmp.ts packages/qmi/data-types.ts && node src/generate.mjs",
 		"lint:js": "eslint --ext .js,.jsx,.ts,.tsx .",
 		"bump:patch": "bump patch --commit 'Version %s.' query-monitor.php package.json package-lock.json readme.txt wp-content/db.php",
 		"bump:minor": "bump minor --commit 'Version %s.' query-monitor.php package.json package-lock.json readme.txt wp-content/db.php",
 		"bump:major": "bump major --commit 'Version %s.' query-monitor.php package.json package-lock.json readme.txt wp-content/db.php",
-		"build": "concurrently \"sass --no-source-map assets/query-monitor.scss assets/query-monitor.css\" \"wp-scripts build\"",
-		"watch": "concurrently \"sass --watch --poll assets/query-monitor.scss assets/query-monitor.css\" \"wp-scripts build\" \"wp-scripts start\""
+		"build": "npm run build-schemas && concurrently \"sass --no-source-map assets/query-monitor.scss assets/query-monitor.css\" \"wp-scripts build\"",
+		"watch": "npm run build-schemas && concurrently \"sass --watch --poll assets/query-monitor.scss assets/query-monitor.css\" \"wp-scripts build\" \"wp-scripts start\""
 	}
 }
diff --git a/packages/qmi/data-types.ts b/packages/qmi/data-types.ts
new file mode 100644
index 000000000..1f04f5c9b
--- /dev/null
+++ b/packages/qmi/data-types.ts
@@ -0,0 +1,660 @@
+/* eslint-disable */
+
+/**
+ * This file is generated by the build-schemas script.
+ * Do not edit it manually.
+ */
+
+import {
+	WP_Block_Template,
+	WP_Error,
+	WP_Network,
+	WP_Post_Type,
+	WP_Post,
+	WP_Screen,
+	WP_Site,
+	WP_Term,
+	WP_User,
+} from 'wp-types';
+
+export interface DataTypes {
+	Admin: AbstractData & Admin;
+	Assets: AbstractData & Assets;
+	Block_Editor: AbstractData & Block_Editor;
+	Cache: AbstractData & Cache;
+	Caps: AbstractData & Caps;
+	Conditionals: AbstractData & Conditionals;
+	DB_Callers: AbstractData & DB_Callers;
+	DB_Components: AbstractData & DB_Components;
+	DB_Dupes: AbstractData & DB_Dupes;
+	DB_Queries: AbstractData & DB_Queries;
+	Environment: AbstractData & Environment;
+	Hooks: AbstractData & Hooks;
+	HTTP: AbstractData & HTTP;
+	Languages: AbstractData & Languages;
+	Logger: AbstractData & Logger;
+	Multisite: AbstractData & Multisite;
+	Overview: AbstractData & Overview;
+	PHP_Errors: AbstractData & PHP_Errors;
+	Raw_Request: AbstractData & Raw_Request;
+	Redirect: AbstractData & Redirect;
+	Request: AbstractData & Request;
+	Theme: AbstractData & Theme;
+	Timing: AbstractData & Timing;
+	Transients: AbstractData & Transients;
+}
+export interface AbstractData {
+	types: {
+		[k: string]: unknown;
+	};
+	component_times: {
+		[k: string]: {
+			component: string;
+			ltime: number;
+			types: {
+				[k: string]: number;
+			};
+		};
+	};
+}
+/**
+ * Admin screen data transfer object.
+ */
+export interface Admin {
+	current_screen?: WP_Screen;
+	hook_suffix: string;
+	list_table?: {
+		columns_filter: string;
+		sortables_filter: string;
+		column_action: string;
+		class_name?: string;
+	};
+	pagenow: string;
+	taxnow: string;
+	typenow: string;
+}
+/**
+ * Asset data transfer object.
+ */
+export interface Assets {
+	assets?: {
+		missing?: AssetList;
+		broken?: AssetList;
+		header?: AssetList;
+		footer?: AssetList;
+	};
+	counts: {
+		missing: number;
+		broken: number;
+		header: number;
+		footer: number;
+		total: number;
+	};
+	default_version: string;
+	dependencies: string[];
+	dependents: string[];
+	footer: string[];
+	header: string[];
+	full_host: string;
+	host: string;
+	is_ssl: boolean;
+	missing_dependencies: {
+		[k: string]: true;
+	};
+	port: string;
+}
+export interface AssetList {
+	[k: string]: Asset;
+}
+export interface Asset {
+	host: string;
+	port: string;
+	source: string | WP_Error;
+	local: boolean;
+	ver: string;
+	warning: boolean;
+	display: string;
+	dependents: string[];
+	dependencies: string[];
+	[k: string]: unknown;
+}
+/**
+ * Block editor data transfer object.
+ */
+export interface Block_Editor {
+	all_dynamic_blocks: string[];
+	block_editor_enabled: boolean;
+	has_block_context: boolean;
+	has_block_timing: boolean;
+	post_blocks: unknown[];
+	post_has_blocks: boolean;
+	total_blocks: number;
+}
+/**
+ * Cache data transfer object.
+ */
+export interface Cache {
+	has_object_cache: boolean;
+	display_hit_rate_warning: boolean;
+	has_opcode_cache: boolean;
+	cache_hit_percentage: number;
+	stats: {
+		[k: string]: unknown;
+	};
+	object_cache_extensions: {
+		[k: string]: boolean;
+	};
+	opcode_cache_extensions: {
+		[k: string]: boolean;
+	};
+}
+/**
+ * User capability checks data transfer object.
+ */
+export interface Caps {
+	caps: {
+		args: unknown[];
+		filtered_trace: FrameItem[];
+		component: Component;
+		result: boolean;
+		parts: string[];
+		name: string;
+		user: string;
+	}[];
+	parts: string[];
+	users: number[];
+	components: {
+		[k: string]: string;
+	};
+}
+/**
+ * Stack trace frame.
+ */
+export interface FrameItem {
+	display: string;
+	args: string[];
+	calling_file: string;
+	calling_line: number;
+	file: string;
+	function: string;
+	id: string;
+	line: number;
+}
+/**
+ * Class representing a component.
+ */
+export interface Component {
+	type: string;
+	name: string;
+	context: string;
+}
+/**
+ * Conditionals data transfer object.
+ */
+export interface Conditionals {
+	conds: {
+		true: string[];
+		false: string[];
+		na: string[];
+	};
+}
+/**
+ * Database query callers data transfer object.
+ */
+export interface DB_Callers {
+	times: {
+		[k: string]: {
+			caller: string;
+			ltime: number;
+			types: {
+				[k: string]: number;
+			};
+		};
+	};
+}
+/**
+ * Database query components data transfer object.
+ */
+export interface DB_Components {
+	times: {
+		[k: string]: {
+			ltime: number;
+			types: {
+				[k: string]: number;
+			};
+			component: string;
+		};
+	};
+}
+/**
+ * Duplicate database queries data transfer object.
+ */
+export interface DB_Dupes {
+	total_qs: number;
+	dupe_sources: {
+		[k: string]: {
+			[k: string]: number;
+		};
+	};
+	dupe_callers: {
+		[k: string]: {
+			[k: string]: number;
+		};
+	};
+	dupe_components: {
+		[k: string]: {
+			[k: string]: number;
+		};
+	};
+	dupes: {
+		[k: string]: number[];
+	};
+	dupe_times: {
+		[k: string]: number;
+	};
+}
+/**
+ * Database queries data transfer object.
+ */
+export interface DB_Queries {
+	total_qs: number;
+	total_time: number;
+	errors: {
+		[k: string]: unknown;
+	}[];
+	expensive?: {
+		[k: string]: unknown;
+	}[];
+	rows: QueryRow[];
+	has_result: boolean;
+	has_trace: boolean;
+	has_main_query: boolean;
+	times?: {
+		[k: string]: {
+			caller: string;
+			ltime: number;
+			types: {
+				[k: string]: number;
+			};
+		};
+	};
+	dupes?: {
+		[k: string]: number[];
+	};
+}
+export interface QueryRow {
+	caller: string;
+	caller_name: string | null;
+	stack?: string[];
+	sql: string;
+	ltime: number;
+	result: number | boolean | WP_Error;
+	type: string;
+	component: Component | null;
+	trace: {
+		[k: string]: unknown;
+	} | null;
+	is_main_query: boolean;
+	filtered_trace?: FrameItem[];
+}
+/**
+ * Environment data transfer object.
+ */
+export interface Environment {
+	php: {
+		variables: {
+			[k: string]: string | null;
+		};
+		version: string | false;
+		sapi: string | false;
+		user: string;
+		old: boolean;
+		extensions: {
+			[k: string]: string;
+		};
+		error_reporting: number;
+		error_levels: {
+			[k: string]: boolean;
+		};
+	};
+	db: {
+		info: {
+			"server-version": string;
+			extension: string | null;
+			"client-version": string | null;
+			user: string;
+			host: string;
+			database: string;
+		};
+		variables: {
+			Variable_name: string;
+			Value: string;
+		}[];
+	};
+	wp: {
+		version: string;
+		environment_type?: string;
+		development_mode?: string;
+		constants: {
+			[k: string]: string;
+		};
+	};
+	server: {
+		name: string;
+		version: string | null;
+		address: string | null;
+		host: string | null;
+		OS: string | null;
+		arch: string | null;
+	};
+}
+/**
+ * Hooks data transfer object.
+ */
+export interface Hooks {
+	hooks: {
+		name: string;
+		actions: {
+			priority: number;
+			callback: {
+				accepted_args: number;
+				name?: string;
+				file?: string | false;
+				line?: number | false;
+				error?: WP_Error;
+				component?: Component;
+			};
+		}[];
+		parts: string[];
+		components: {
+			[k: string]: string;
+		};
+	}[];
+	parts: string[];
+	components: {
+		[k: string]: string;
+	};
+	all_hooks: boolean;
+}
+/**
+ * HTTP data transfer object.
+ */
+export interface HTTP {
+	http: {
+		[k: string]: {
+			args: {
+				[k: string]: unknown;
+			};
+			component: Component;
+			filtered_trace: FrameItem[];
+			info: {
+				[k: string]: unknown;
+			} | null;
+			host: string;
+			local: boolean;
+			ltime: number;
+			redirected_to: string | null;
+			response:
+				| {
+						[k: string]: unknown;
+				  }
+				| WP_Error;
+			type: string;
+			url: string;
+		};
+	};
+	ltime: number;
+	errors: {
+		alert?: string[];
+		warning?: string[];
+	};
+}
+/**
+ * Languages data transfer object.
+ */
+export interface Languages {
+	languages: {
+		[k: string]: {
+			[k: string]: {
+				caller: FrameItem;
+				domain: string;
+				file: string | false;
+				found: number | false;
+				handle: string | null;
+				type: "gettext" | "jed";
+			};
+		};
+	};
+	locale: string;
+	user_locale: string;
+	determined_locale: string;
+	language_attributes: string;
+	mlp_language: string;
+	pll_language: string;
+	total_size: number;
+}
+/**
+ * Logger data transfer object.
+ */
+export interface Logger {
+	counts: {
+		[k: string]: {
+			[k: string]: number;
+		};
+	};
+	logs: {
+		message: string;
+		filtered_trace: FrameItem[];
+		component: Component;
+		level: string;
+		[k: string]: unknown;
+	}[];
+	components: {
+		[k: string]: string;
+	};
+	levels: string[];
+	warning_levels: string[];
+}
+/**
+ * Multisite data transfer object.
+ */
+export interface Multisite {
+	switches: {
+		new: number;
+		prev: number;
+		to: boolean;
+		trace: {
+			[k: string]: unknown;
+		};
+	}[];
+}
+/**
+ * Overview data transfer object.
+ */
+export interface Overview {
+	time_taken?: number;
+	time_limit: number;
+	time_start: number;
+	time_usage: number;
+	memory: number;
+	memory_limit: number;
+	memory_usage: number;
+	current_user?: {
+		[k: string]: unknown;
+	};
+	switched_user?: {
+		[k: string]: unknown;
+	};
+	display_time_usage_warning: boolean;
+	display_memory_usage_warning: boolean;
+	is_admin: boolean;
+}
+/**
+ * PHP errors data transfer object.
+ */
+export interface PHP_Errors {
+	components: {
+		[k: string]: string;
+	};
+	errors: ErrorObjects;
+	suppressed: ErrorObjects;
+	silenced: ErrorObjects;
+}
+export interface ErrorObjects {
+	[k: string]: {
+		[k: string]: ErrorObject;
+	};
+}
+export interface ErrorObject {
+	errno: number;
+	type: string;
+	message: string;
+	file: string | null;
+	filename: string;
+	line: number | null;
+	filtered_trace: FrameItem[] | null;
+	component: Component;
+	calls: number;
+}
+/**
+ * Raw request data transfer object.
+ */
+export interface Raw_Request {
+	request: {
+		[k: string]: unknown;
+	};
+	response: {
+		[k: string]: unknown;
+	};
+}
+/**
+ * Redirect data transfer object.
+ */
+export interface Redirect {
+	trace?: {
+		[k: string]: unknown;
+	};
+	location?: string;
+	status?: number;
+}
+/**
+ * Request data transfer object.
+ */
+export interface Request {
+	user: {
+		title: string;
+		data: WP_User | false;
+	};
+	multisite: {
+		current_site?: {
+			title: string;
+			data: WP_Site;
+		};
+		current_network?: {
+			title: string;
+			data: WP_Network;
+		};
+	};
+	request: {
+		request: string;
+		matched_rule?: string;
+		matched_query?: string;
+		query_string: string;
+	};
+	qvars: {
+		[k: string]: unknown;
+	};
+	plugin_qvars: {
+		[k: string]: unknown;
+	};
+	queried_object?: {
+		title: string;
+		data?: WP_Term | WP_Post_Type | WP_Post | WP_User;
+		type?: "WP_Term" | "WP_Post_Type" | "WP_Post" | "WP_User";
+	};
+	request_method: string;
+	matching_rewrites: {
+		[k: string]: string;
+	};
+}
+/**
+ * Theme data transfer object.
+ */
+export interface Theme {
+	is_child_theme: boolean;
+	stylesheet_theme_json: string;
+	template_theme_json: string;
+	block_template: WP_Block_Template | null;
+	theme_dirs: {
+		[k: string]: string;
+	};
+	theme_folders: {
+		[k: string]: string;
+	};
+	stylesheet: string;
+	template: string;
+	theme_template_file: string;
+	template_path: string;
+	template_file?: string;
+	template_hierarchy?: string[];
+	timber_files?: string[];
+	body_class?: string[];
+	template_parts: {
+		[k: string]: string;
+	};
+	theme_template_parts: {
+		[k: string]: string;
+	};
+	count_template_parts: {
+		[k: string]: number;
+	};
+	unsuccessful_template_parts: {
+		[k: string]: unknown;
+	}[];
+}
+/**
+ * Timing data transfer object.
+ */
+export interface Timing {
+	warning: {
+		function: string;
+		message: string;
+		filtered_trace: FrameItem[];
+		component: Component;
+	}[];
+	timing: {
+		function: string;
+		function_time: number;
+		function_memory: number;
+		laps: {
+			[k: string]: {
+				time: number;
+				time_used: number;
+				memory: number;
+				memory_used: number;
+				data: unknown;
+			};
+		};
+		filtered_trace: FrameItem[];
+		component: Component;
+		start_time: number;
+		end_time: number;
+	}[];
+}
+/**
+ * Transients data transfer object.
+ */
+export interface Transients {
+	trans: {
+		name: string;
+		filtered_trace: FrameItem[];
+		component: Component;
+		type: string;
+		value: unknown;
+		expiration: number;
+		exp_diff: string;
+		size: number;
+		size_formatted: string;
+	}[];
+	has_type: boolean;
+}
diff --git a/packages/qmi/index.ts b/packages/qmi/index.ts
index 8af59614a..c638fba4f 100644
--- a/packages/qmi/index.ts
+++ b/packages/qmi/index.ts
@@ -1,8 +1,5 @@
 export { Caller } from './src/caller';
-export {
-	Frame,
-	FrameItem,
-} from './src/frame';
+export { Frame } from './src/frame';
 export { Icon } from './src/icon';
 export { NonTabular } from './src/non-tabular';
 export { NotEnabled } from './src/not-enabled';
@@ -15,6 +12,7 @@ export { TotalTime } from './src/totaltime';
 export { Toggler } from './src/toggler';
 export { Warning } from './src/warning';
 export * as Utils from './src/utils';
+export * as Data from './data-types';
 
 export interface iPanelProps {
 	data: any;
diff --git a/packages/qmi/package.json b/packages/qmi/package.json
index 69eb07f4f..13bf8a384 100644
--- a/packages/qmi/package.json
+++ b/packages/qmi/package.json
@@ -28,6 +28,6 @@
 	"dependencies": {
 		"@types/react": "^17",
 		"@types/react-dom": "^17",
-		"wp-types": "^2"
+		"wp-types": "^3"
 	}
 }
diff --git a/packages/qmi/src/caller.tsx b/packages/qmi/src/caller.tsx
index 9a3bcceda..228bcef3c 100644
--- a/packages/qmi/src/caller.tsx
+++ b/packages/qmi/src/caller.tsx
@@ -1,8 +1,9 @@
 import { Frame } from 'qmi';
+import {
+	FrameItem,
+} from 'qmi/data-types';
 import * as React from 'react';
 
-import type { FrameItem } from './frame';
-
 export interface CallerProps {
 	trace: FrameItem[];
 	toggleLabel: string;
diff --git a/packages/qmi/src/component.tsx b/packages/qmi/src/component.tsx
index d6f087c1c..b87cf7f58 100644
--- a/packages/qmi/src/component.tsx
+++ b/packages/qmi/src/component.tsx
@@ -1,11 +1,10 @@
+import {
+	Component,
+} from 'qmi/data-types';
 import * as React from 'react';
 
 interface iComponentProps {
-	component: {
-		context: string;
-		name: string;
-		type: string;
-	};
+	component: Component;
 }
 
 export class QMComponent extends React.Component<iComponentProps, Record<string, unknown>> {
diff --git a/packages/qmi/src/frame.tsx b/packages/qmi/src/frame.tsx
index e7bfa009d..b0804c8f9 100644
--- a/packages/qmi/src/frame.tsx
+++ b/packages/qmi/src/frame.tsx
@@ -1,16 +1,8 @@
+import {
+	FrameItem,
+} from 'qmi/data-types';
 import * as React from 'react';
 
-export interface FrameItem {
-	display: string;
-	args: string[];
-	calling_file: string;
-	calling_line: number;
-	file: string;
-	function: string;
-	id: string;
-	line: number;
-}
-
 export interface FrameProps {
 	frame: FrameItem;
 }
diff --git a/src/bannerComment.ts b/src/bannerComment.ts
new file mode 100644
index 000000000..eec983367
--- /dev/null
+++ b/src/bannerComment.ts
@@ -0,0 +1,12 @@
+import {
+	WP_Block_Template,
+	WP_Error,
+	WP_Network,
+	WP_Post_Type,
+	WP_Post,
+	WP_Screen,
+	WP_Site,
+	WP_Term,
+	WP_User,
+} from 'wp-types';
+
diff --git a/src/generate.mjs b/src/generate.mjs
new file mode 100644
index 000000000..36a2408e3
--- /dev/null
+++ b/src/generate.mjs
@@ -0,0 +1,218 @@
+import fs from 'fs';
+
+const dir = './src/schemas/data';
+const files = fs.readdirSync( dir );
+
+for ( const file of files ) {
+	const [ basename, ext ] = file.split( '.' );
+
+	if ( ext !== 'json' ) {
+		continue;
+	}
+
+	const path = `${dir}/${file}`;
+	const schema = JSON.parse( fs.readFileSync( path, 'utf8' ) );
+	const output = getOutput( schema );
+
+	fs.writeFileSync( `./data/${basename}.php`, output );
+}
+
+/**
+ * @param {object} schema
+ * @returns {string}
+ */
+function getOutput( schema ) {
+	let classComment = null;
+
+	if ( schema.definitions ) {
+		const headers = [];
+
+		// iterate all definitions and add to headers
+		for ( const key in schema.definitions ) {
+			const definition = schema.definitions[key];
+
+			headers.push( `@phpstan-type ${key} ${mapDefinition( definition, schema )}` );
+		}
+
+		classComment = `/**
+${headers.map( ( line ) => ` * ${line}` ).join( '\n' )}
+ */`;
+	}
+
+	let output = `<?php declare(strict_types = 1);
+/**
+ * This file is generated by the generate.mjs script.
+ * Do not edit it manually.
+ *
+ * Source schema: ${schema.$id.replace( 'https://schemas.querymonitor.com/', '' )}
+ */
+
+/**
+ * ${schema.description}
+ *
+ * @package query-monitor
+ */
+${classComment ? `\n${classComment}` : ''}
+class QM_Data_${schema.title} extends QM_Data {`;
+
+	for ( const key in schema.properties ) {
+		const required = schema.required && schema.required.includes( key );
+		const prop = resolveRef( schema.properties[key], schema );
+
+		output += `
+	/**`;
+
+		const type = mapType( prop, required, schema );
+
+		if ( type.includes( 'array{' ) || prop.phpStanType ) {
+			output += `
+	 * @phpstan-var ${type}`;
+		} else {
+			output += `
+	 * @var ${type}`;
+		}
+
+		output += `
+	 */
+	public $${key};
+`;
+	}
+
+	output += `}
+`;
+
+	return output;
+}
+
+/**
+ * @param {object} prop
+ * @param {object} schema
+ * @returns {string}
+ */
+function mapDefinition( prop, schema ) {
+	return mapType( prop, true, schema, 0, '' );
+}
+
+/**
+ * @param {object} prop
+ * @param {boolean} required
+ * @param {object} schema
+ * @param {number} level
+ * @param {string} prefix
+ * @returns {string}
+ */
+function mapType( prop, required, schema, level = 0, prefix = '\t' ) {
+	prop = resolveRef( prop, schema );
+
+	const type = prop.enum || prop.type;
+	const requiredMarker = required ? '' : '?';
+	let returnType = type;
+
+	if ( prop.phpStanType && prop.phpStanType !== 'object' ) {
+		return `${requiredMarker}${prop.phpStanType}`;
+	}
+
+	if ( prop.phpType ) {
+		return `${requiredMarker}${prop.phpType}`;
+	}
+
+	if ( prop.anyOf ) {
+		return `${requiredMarker}${ prop.anyOf.map( ( one ) => mapType( one, true, schema, level, prefix ) ).join( '|' ) }`;
+	}
+
+	if ( prop.oneOf ) {
+		return `${requiredMarker}${ prop.oneOf.map( ( one ) => mapType( one, true, schema, level, prefix ) ).join( '|' ) }`;
+	}
+
+	if ( typeof type === 'undefined' ) {
+		return `${requiredMarker}mixed`;
+	}
+
+	if ( typeof type == 'object' ) {
+		return `${requiredMarker}${ type.map( getPHPType ).join( '|' ) }`;
+	}
+
+	const indentation = '  '.repeat( level );
+	let baseType = 'array';
+
+	switch ( type ) {
+		case 'array':
+			if ( prop.items ) {
+				returnType = `array<int, ${mapType( prop.items, true, schema, level, prefix )}>`;
+			} else {
+				returnType = 'array<int, mixed>';
+			}
+			break;
+		case 'object':
+			if ( prop.phpStanType && prop.phpStanType === 'object' ) {
+				baseType = 'object';
+			}
+			if ( prop.properties ) {
+				let type = `${baseType}{`;
+				for ( const subKey in prop.properties ) {
+					const subRequiredMarker = prop.required && prop.required.includes( subKey ) ? '' : '?';
+					const sub = prop.properties[subKey];
+
+					type += `
+${prefix} *${indentation}   ${subKey}${subRequiredMarker}: ${mapType( sub, true, schema, level + 1, prefix )},`;
+				}
+				type += `
+${prefix} *${indentation} }`;
+				returnType = type;
+			} else if ( prop.additionalProperties?.type ) {
+				returnType = `${baseType}<string, ${mapType( prop.additionalProperties, true, schema, level, prefix )}>`;
+			} else {
+				returnType = `${baseType}<string, mixed>`;
+			}
+			break;
+		default:
+			returnType = getPHPType( type );
+			break;
+	}
+
+	return `${requiredMarker}${returnType}`;
+}
+
+/**
+ * @param {object} prop
+ * @param {object} schema
+ * @returns {object}
+ */
+function resolveRef( prop, schema ) {
+	if ( ! prop.$ref ) {
+		return prop;
+	}
+
+	if ( prop.$ref.startsWith( '#/definitions/' ) ) {
+		const definition = prop.$ref.replace( '#/definitions/', '' );
+		const refProp = schema.definitions[definition] || prop;
+		refProp.phpStanType = refProp.phpStanType || definition;
+		return refProp;
+	}
+
+	return prop;
+}
+
+/**
+ * @param {string} type
+ * @returns {string}
+ */
+function getPHPType( type ) {
+	switch ( type ) {
+		case 'string':
+			return 'string';
+		case 'null':
+			return 'null';
+		case 'number':
+			return 'float';
+		case 'integer':
+			return 'int';
+		case 'boolean':
+			return 'bool';
+		case 'array':
+		case 'object':
+			return 'array';
+		default:
+			return `'${type}'`;
+	}
+}
diff --git a/src/schema.json b/src/schema.json
new file mode 100644
index 000000000..b1e84eda6
--- /dev/null
+++ b/src/schema.json
@@ -0,0 +1,317 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schema.json",
+	"title": "DataTypes",
+	"type": "object",
+	"required": [
+		"Admin",
+		"Assets",
+		"Block_Editor",
+		"Cache",
+		"Caps",
+		"Conditionals",
+		"DB_Callers",
+		"DB_Components",
+		"DB_Dupes",
+		"DB_Queries",
+		"Environment",
+		"Hooks",
+		"HTTP",
+		"Languages",
+		"Logger",
+		"Multisite",
+		"Overview",
+		"PHP_Errors",
+		"Raw_Request",
+		"Redirect",
+		"Request",
+		"Theme",
+		"Timing",
+		"Transients"
+	],
+	"definitions": {
+		"data": {
+			"title": "AbstractData",
+			"type": "object",
+			"required": [
+				"types",
+				"component_times"
+			],
+			"properties": {
+				"types": {
+					"type": "object"
+				},
+				"component_times": {
+					"type": "object",
+					"additionalProperties": {
+						"type": "object",
+						"required": [
+							"component",
+							"ltime",
+							"types"
+						],
+						"properties": {
+							"component": {
+								"type": "string"
+							},
+							"ltime": {
+								"type": "number"
+							},
+							"types": {
+								"type": "object",
+								"additionalProperties": {
+									"type": "integer"
+								}
+							}
+						},
+						"additionalProperties": false
+					}
+				}
+			},
+			"additionalProperties": false
+		}
+	},
+	"properties": {
+		"Admin": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/admin.json"
+				}
+			]
+		},
+		"Assets": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/assets.json"
+				}
+			]
+		},
+		"Block_Editor": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/block_editor.json"
+				}
+			]
+		},
+		"Cache": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/cache.json"
+				}
+			]
+		},
+		"Caps": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/caps.json"
+				}
+			]
+		},
+		"Conditionals": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/conditionals.json"
+				}
+			]
+		},
+		"DB_Callers": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/db_callers.json"
+				}
+			]
+		},
+		"DB_Components": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/db_components.json"
+				}
+			]
+		},
+		"DB_Dupes": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/db_dupes.json"
+				}
+			]
+		},
+		"DB_Queries": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/db_queries.json"
+				}
+			]
+		},
+		"Environment": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/environment.json"
+				}
+			]
+		},
+		"Hooks": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/hooks.json"
+				}
+			]
+		},
+		"HTTP": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/http.json"
+				}
+			]
+		},
+		"Languages": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/languages.json"
+				}
+			]
+		},
+		"Logger": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/logger.json"
+				}
+			]
+		},
+		"Multisite": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/multisite.json"
+				}
+			]
+		},
+		"Overview": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/overview.json"
+				}
+			]
+		},
+		"PHP_Errors": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/php_errors.json"
+				}
+			]
+		},
+		"Raw_Request": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/raw_request.json"
+				}
+			]
+		},
+		"Redirect": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/redirect.json"
+				}
+			]
+		},
+		"Request": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/request.json"
+				}
+			]
+		},
+		"Theme": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/theme.json"
+				}
+			]
+		},
+		"Timing": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/timing.json"
+				}
+			]
+		},
+		"Transients": {
+			"allOf": [
+				{
+					"$ref": "#/definitions/data"
+				},
+				{
+					"$ref": "src/schemas/data/transients.json"
+				}
+			]
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/component.json b/src/schemas/component.json
new file mode 100644
index 000000000..11f32eaa2
--- /dev/null
+++ b/src/schemas/component.json
@@ -0,0 +1,24 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/component.json",
+	"title": "Component",
+	"description": "Class representing a component.",
+	"type": "object",
+	"required": [
+		"type",
+		"name",
+		"context"
+	],
+	"properties": {
+		"type": {
+			"type": "string"
+		},
+		"name": {
+			"type": "string"
+		},
+		"context": {
+			"type": "string"
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/admin.json b/src/schemas/data/admin.json
new file mode 100644
index 000000000..eacdbeb40
--- /dev/null
+++ b/src/schemas/data/admin.json
@@ -0,0 +1,61 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/admin.json",
+	"title": "Admin",
+	"description": "Admin screen data transfer object.",
+	"type": "object",
+	"required": [
+		"hook_suffix",
+		"pagenow",
+		"taxnow",
+		"typenow"
+	],
+	"properties": {
+		"current_screen": {
+			"type": "object",
+			"tsType": "WP_Screen",
+			"phpType": "WP_Screen",
+			"allOf": [
+				{
+					"$ref": "../../../node_modules/wp-json-schemas/schemas/screen.json"
+				}
+			]
+		},
+		"hook_suffix": {
+			"type": "string"
+		},
+		"list_table": {
+			"type": "object",
+			"required": [
+				"columns_filter",
+				"sortables_filter",
+				"column_action"
+			],
+			"properties": {
+				"columns_filter": {
+					"type": "string"
+				},
+				"sortables_filter": {
+					"type": "string"
+				},
+				"column_action": {
+					"type": "string"
+				},
+				"class_name": {
+					"type": "string"
+				}
+			},
+			"additionalProperties": false
+		},
+		"pagenow": {
+			"type": "string"
+		},
+		"taxnow": {
+			"type": "string"
+		},
+		"typenow": {
+			"type": "string"
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/assets.json b/src/schemas/data/assets.json
new file mode 100644
index 000000000..8173fbb82
--- /dev/null
+++ b/src/schemas/data/assets.json
@@ -0,0 +1,188 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/assets.json",
+	"title": "Assets",
+	"description": "Asset data transfer object.",
+	"type": "object",
+	"definitions": {
+		"Asset": {
+			"type": "object",
+			"properties": {
+				"host": {
+					"type": "string"
+				},
+				"port": {
+					"type": "string"
+				},
+				"source": {
+					"oneOf": [
+						{
+							"type": "string"
+						},
+						{
+							"type": "object",
+							"tsType": "WP_Error",
+							"phpType": "WP_Error",
+							"allOf": [
+								{
+									"$ref": "../../../node_modules/wp-json-schemas/schemas/error.json"
+								}
+							]
+						}
+					]
+				},
+				"local": {
+					"type": "boolean"
+				},
+				"ver": {
+					"type": "string"
+				},
+				"warning": {
+					"type": "boolean"
+				},
+				"display": {
+					"type": "string"
+				},
+				"dependents": {
+					"type": "array",
+					"items": {
+						"type": "string"
+					}
+				},
+				"dependencies": {
+					"type": "array",
+					"items": {
+						"type": "string"
+					}
+				}
+			},
+			"required": [
+				"host",
+				"port",
+				"source",
+				"local",
+				"ver",
+				"warning",
+				"display",
+				"dependents",
+				"dependencies"
+			]
+		},
+		"AssetList": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "object",
+				"$ref": "#/definitions/Asset"
+			}
+		}
+	},
+	"required": [
+		"counts",
+		"default_version",
+		"dependencies",
+		"dependents",
+		"footer",
+		"header",
+		"full_host",
+		"host",
+		"is_ssl",
+		"missing_dependencies",
+		"port"
+	],
+	"properties": {
+		"assets": {
+			"type": "object",
+			"properties": {
+				"missing": {
+					"$ref": "#/definitions/AssetList"
+				},
+				"broken": {
+					"$ref": "#/definitions/AssetList"
+				},
+				"header": {
+					"$ref": "#/definitions/AssetList"
+				},
+				"footer": {
+					"$ref": "#/definitions/AssetList"
+				}
+			},
+			"additionalProperties": false
+		},
+		"counts": {
+			"type": "object",
+			"properties": {
+				"missing": {
+					"type": "integer"
+				},
+				"broken": {
+					"type": "integer"
+				},
+				"header": {
+					"type": "integer"
+				},
+				"footer": {
+					"type": "integer"
+				},
+				"total": {
+					"type": "integer"
+				}
+			},
+			"required": [
+				"missing",
+				"broken",
+				"header",
+				"footer",
+				"total"
+			],
+			"additionalProperties": false
+		},
+		"default_version": {
+			"type": "string"
+		},
+		"dependencies": {
+			"type": "array",
+			"items": {
+				"type": "string"
+			}
+		},
+		"dependents": {
+			"type": "array",
+			"items": {
+				"type": "string"
+			}
+		},
+		"footer": {
+			"type": "array",
+			"items": {
+				"type": "string"
+			}
+		},
+		"header": {
+			"type": "array",
+			"items": {
+				"type": "string"
+			}
+		},
+		"full_host": {
+			"type": "string"
+		},
+		"host": {
+			"type": "string"
+		},
+		"is_ssl": {
+			"type": "boolean"
+		},
+		"missing_dependencies": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "boolean",
+				"phpType": "true",
+				"tsType": "true"
+			}
+		},
+		"port": {
+			"type": "string"
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/block_editor.json b/src/schemas/data/block_editor.json
new file mode 100644
index 000000000..eebea8cf8
--- /dev/null
+++ b/src/schemas/data/block_editor.json
@@ -0,0 +1,43 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/block_editor.json",
+	"title": "Block_Editor",
+	"description": "Block editor data transfer object.",
+	"type": "object",
+	"required": [
+		"all_dynamic_blocks",
+		"block_editor_enabled",
+		"has_block_context",
+		"has_block_timing",
+		"post_blocks",
+		"post_has_blocks",
+		"total_blocks"
+	],
+	"properties": {
+		"all_dynamic_blocks": {
+			"type": "array",
+			"items": {
+				"type": "string"
+			}
+		},
+		"block_editor_enabled": {
+			"type": "boolean"
+		},
+		"has_block_context": {
+			"type": "boolean"
+		},
+		"has_block_timing": {
+			"type": "boolean"
+		},
+		"post_blocks": {
+			"type": "array"
+		},
+		"post_has_blocks": {
+			"type": "boolean"
+		},
+		"total_blocks": {
+			"type": "integer"
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/cache.json b/src/schemas/data/cache.json
new file mode 100644
index 000000000..d063cc08a
--- /dev/null
+++ b/src/schemas/data/cache.json
@@ -0,0 +1,46 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/cache.json",
+	"title": "Cache",
+	"description": "Cache data transfer object.",
+	"type": "object",
+	"required": [
+		"has_object_cache",
+		"display_hit_rate_warning",
+		"has_opcode_cache",
+		"cache_hit_percentage",
+		"stats",
+		"object_cache_extensions",
+		"opcode_cache_extensions"
+	],
+	"properties": {
+		"has_object_cache": {
+			"type": "boolean"
+		},
+		"display_hit_rate_warning": {
+			"type": "boolean"
+		},
+		"has_opcode_cache": {
+			"type": "boolean"
+		},
+		"cache_hit_percentage": {
+			"type": "integer"
+		},
+		"stats": {
+			"type": "object"
+		},
+		"object_cache_extensions": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "boolean"
+			}
+		},
+		"opcode_cache_extensions": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "boolean"
+			}
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/caps.json b/src/schemas/data/caps.json
new file mode 100644
index 000000000..6f7a27e15
--- /dev/null
+++ b/src/schemas/data/caps.json
@@ -0,0 +1,90 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/caps.json",
+	"title": "Caps",
+	"description": "User capability checks data transfer object.",
+	"type": "object",
+	"required": [
+		"caps",
+		"parts",
+		"users",
+		"components"
+	],
+	"properties": {
+		"caps": {
+			"type": "array",
+			"items": {
+				"type": "object",
+				"required": [
+					"args",
+					"filtered_trace",
+					"component",
+					"result",
+					"parts",
+					"name",
+					"user"
+				],
+				"properties": {
+					"args": {
+						"type": "array"
+					},
+					"filtered_trace": {
+						"phpType": "array<int, array<string, mixed>>",
+						"type": "array",
+						"items": {
+							"allOf": [
+								{
+									"$ref": "../frameitem.json"
+								}
+							]
+						}
+					},
+					"component": {
+						"phpType": "QM_Component",
+						"type": "object",
+						"allOf": [
+							{
+								"$ref": "../component.json"
+							}
+						]
+					},
+					"result": {
+						"type": "boolean"
+					},
+					"parts": {
+						"type": "array",
+						"items": {
+							"type": "string"
+						}
+					},
+					"name": {
+						"type": "string"
+					},
+					"user": {
+						"type": "string"
+					}
+				},
+				"additionalProperties": false
+			}
+		},
+		"parts": {
+			"type": "array",
+			"items": {
+				"type": "string"
+			}
+		},
+		"users": {
+			"type": "array",
+			"items": {
+				"type": "integer"
+			}
+		},
+		"components": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "string"
+			}
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/conditionals.json b/src/schemas/data/conditionals.json
new file mode 100644
index 000000000..dc9f88c7b
--- /dev/null
+++ b/src/schemas/data/conditionals.json
@@ -0,0 +1,42 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/conditionals.json",
+	"title": "Conditionals",
+	"description": "Conditionals data transfer object.",
+	"type": "object",
+	"required": [
+		"conds"
+	],
+	"properties": {
+		"conds": {
+			"type": "object",
+			"properties": {
+				"true": {
+					"type": "array",
+					"items": {
+						"type": "string"
+					}
+				},
+				"false": {
+					"type": "array",
+					"items": {
+						"type": "string"
+					}
+				},
+				"na": {
+					"type": "array",
+					"items": {
+						"type": "string"
+					}
+				}
+			},
+			"required": [
+				"true",
+				"false",
+				"na"
+			],
+			"additionalProperties": false
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/db_callers.json b/src/schemas/data/db_callers.json
new file mode 100644
index 000000000..8f0341af5
--- /dev/null
+++ b/src/schemas/data/db_callers.json
@@ -0,0 +1,39 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/db_callers.json",
+	"title": "DB_Callers",
+	"description": "Database query callers data transfer object.",
+	"type": "object",
+	"required": [
+		"times"
+	],
+	"properties": {
+		"times": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "object",
+				"properties": {
+					"caller": {
+						"type": "string"
+					},
+					"ltime": {
+						"type": "number"
+					},
+					"types": {
+						"type": "object",
+						"additionalProperties": {
+							"type": "integer"
+						}
+					}
+				},
+				"required": [
+					"caller",
+					"ltime",
+					"types"
+				],
+				"additionalProperties": false
+			}
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/db_components.json b/src/schemas/data/db_components.json
new file mode 100644
index 000000000..1e3392869
--- /dev/null
+++ b/src/schemas/data/db_components.json
@@ -0,0 +1,39 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/db_components.json",
+	"title": "DB_Components",
+	"description": "Database query components data transfer object.",
+	"type": "object",
+	"required": [
+		"times"
+	],
+	"properties": {
+		"times": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "object",
+				"properties": {
+					"ltime": {
+						"type": "number"
+					},
+					"types": {
+						"type": "object",
+						"additionalProperties": {
+							"type": "integer"
+						}
+					},
+					"component": {
+						"type": "string"
+					}
+				},
+				"required": [
+					"ltime",
+					"types",
+					"component"
+				],
+				"additionalProperties": false
+			}
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/db_dupes.json b/src/schemas/data/db_dupes.json
new file mode 100644
index 000000000..74d25bef2
--- /dev/null
+++ b/src/schemas/data/db_dupes.json
@@ -0,0 +1,63 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/db_dupes.json",
+	"title": "DB_Dupes",
+	"description": "Duplicate database queries data transfer object.",
+	"type": "object",
+	"required": [
+		"total_qs",
+		"dupe_sources",
+		"dupe_callers",
+		"dupe_components",
+		"dupes",
+		"dupe_times"
+	],
+	"properties": {
+		"total_qs": {
+			"type": "integer"
+		},
+		"dupe_sources": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "object",
+				"additionalProperties": {
+					"type": "integer"
+				}
+			}
+		},
+		"dupe_callers": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "object",
+				"additionalProperties": {
+					"type": "integer"
+				}
+			}
+		},
+		"dupe_components": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "object",
+				"additionalProperties": {
+					"type": "integer"
+				}
+			}
+		},
+		"dupes": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "array",
+				"items": {
+					"type": "integer"
+				}
+			}
+		},
+		"dupe_times": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "number"
+			}
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/db_queries.json b/src/schemas/data/db_queries.json
new file mode 100644
index 000000000..fe35020f6
--- /dev/null
+++ b/src/schemas/data/db_queries.json
@@ -0,0 +1,192 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/db_queries.json",
+	"title": "DB_Queries",
+	"description": "Database queries data transfer object.",
+	"type": "object",
+	"definitions": {
+		"QueryRow": {
+			"type": "object",
+			"required": [
+				"caller",
+				"caller_name",
+				"sql",
+				"ltime",
+				"result",
+				"type",
+				"component",
+				"trace",
+				"is_main_query"
+			],
+			"properties": {
+				"caller": {
+					"type": "string"
+				},
+				"caller_name": {
+					"type": [
+						"string",
+						"null"
+					]
+				},
+				"stack": {
+					"type": "array",
+					"items": {
+						"type": "string"
+					}
+				},
+				"sql": {
+					"type": "string"
+				},
+				"ltime": {
+					"type": "number"
+				},
+				"result": {
+					"oneOf": [
+						{
+							"type": "integer"
+						},
+						{
+							"type": "boolean"
+						},
+						{
+							"type": "object",
+							"tsType": "WP_Error",
+							"phpType": "WP_Error",
+							"allOf": [
+								{
+									"$ref": "../../../node_modules/wp-json-schemas/schemas/error.json"
+								}
+							]
+						}
+					]
+				},
+				"type": {
+					"type": "string"
+				},
+				"component": {
+					"oneOf": [
+						{
+							"phpType": "QM_Component",
+							"type": "object",
+							"allOf": [
+								{
+									"$ref": "../component.json"
+								}
+							]
+						},
+						{
+							"type": "null"
+						}
+					]
+				},
+				"trace": {
+					"phpType": "?QM_Backtrace",
+					"type": [
+						"object",
+						"null"
+					]
+				},
+				"is_main_query": {
+					"type": "boolean"
+				},
+				"filtered_trace": {
+					"phpType": "array<int, array<string, mixed>>",
+					"type": "array",
+					"items": {
+						"allOf": [
+							{
+								"$ref": "../frameitem.json"
+							}
+						]
+					}
+				}
+			},
+			"additionalProperties": false
+		}
+	},
+	"required": [
+		"total_qs",
+		"total_time",
+		"has_result",
+		"has_trace",
+		"has_main_query",
+		"rows",
+		"errors"
+	],
+	"properties": {
+		"total_qs": {
+			"type": "integer"
+		},
+		"total_time": {
+			"type": "number"
+		},
+		"errors": {
+			"type": "array",
+			"items": {
+				"type": "object"
+			}
+		},
+		"expensive": {
+			"type": "array",
+			"items": {
+				"type": "object"
+			}
+		},
+		"rows": {
+			"phpStanType": "array<int, QueryRow>",
+			"type": "array",
+			"items": {
+				"allOf": [
+					{
+						"$ref": "#/definitions/QueryRow"
+					}
+				]
+			}
+		},
+		"has_result": {
+			"type": "boolean"
+		},
+		"has_trace": {
+			"type": "boolean"
+		},
+		"has_main_query": {
+			"type": "boolean"
+		},
+		"times": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "object",
+				"properties": {
+					"caller": {
+						"type": "string"
+					},
+					"ltime": {
+						"type": "number"
+					},
+					"types": {
+						"type": "object",
+						"additionalProperties": {
+							"type": "integer"
+						}
+					}
+				},
+				"required": [
+					"caller",
+					"ltime",
+					"types"
+				],
+				"additionalProperties": false
+			}
+		},
+		"dupes": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "array",
+				"items": {
+					"type": "integer"
+				}
+			}
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/doing_it_wrong.json b/src/schemas/data/doing_it_wrong.json
new file mode 100644
index 000000000..c9c1b6180
--- /dev/null
+++ b/src/schemas/data/doing_it_wrong.json
@@ -0,0 +1,53 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/doing_it_wrong.json",
+	"title": "Doing_It_Wrong",
+	"description": "Doing it Wrong data transfer object.",
+	"type": "object",
+	"required": [
+		"actions"
+	],
+	"properties": {
+		"actions": {
+			"type": "array",
+			"items": {
+				"type": "object",
+				"required": [
+					"hook",
+					"filtered_trace",
+					"message",
+					"component"
+				],
+				"properties": {
+					"hook": {
+						"type": "string"
+					},
+					"filtered_trace": {
+						"phpType": "array<int, array<string, mixed>>",
+						"type": "array",
+						"items": {
+							"allOf": [
+								{
+									"$ref": "../frameitem.json"
+								}
+							]
+						}
+					},
+					"message": {
+						"type": "string"
+					},
+					"component": {
+						"phpType": "QM_Component",
+						"type": "object",
+						"allOf": [
+							{
+								"$ref": "../component.json"
+							}
+						]
+					}
+				}
+			}
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/environment.json b/src/schemas/data/environment.json
new file mode 100644
index 000000000..11174f5f6
--- /dev/null
+++ b/src/schemas/data/environment.json
@@ -0,0 +1,206 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/environment.json",
+	"title": "Environment",
+	"description": "Environment data transfer object.",
+	"type": "object",
+	"required": [
+		"php",
+		"db",
+		"wp",
+		"server"
+	],
+	"properties": {
+		"php": {
+			"type": "object",
+			"properties": {
+				"variables": {
+					"type": "object",
+					"additionalProperties": {
+						"type": [
+							"string",
+							"null"
+						]
+					}
+				},
+				"version": {
+					"type": [
+						"string",
+						"boolean"
+					],
+					"phpType": "string|false",
+					"tsType": "string|false"
+				},
+				"sapi": {
+					"type": [
+						"string",
+						"boolean"
+					],
+					"phpType": "string|false",
+					"tsType": "string|false"
+				},
+				"user": {
+					"type": "string"
+				},
+				"old": {
+					"type": "boolean"
+				},
+				"extensions": {
+					"type": "object",
+					"additionalProperties": {
+						"type": "string"
+					}
+				},
+				"error_reporting": {
+					"type": "integer"
+				},
+				"error_levels": {
+					"type": "object",
+					"additionalProperties": {
+						"type": "boolean"
+					}
+				}
+			},
+			"required": [
+				"variables",
+				"version",
+				"sapi",
+				"user",
+				"old",
+				"extensions",
+				"error_reporting",
+				"error_levels"
+			],
+			"additionalProperties": false
+		},
+		"db": {
+			"type": "object",
+			"properties": {
+				"info": {
+					"type": "object",
+					"properties": {
+						"server-version": {
+							"type": "string"
+						},
+						"extension": {
+							"type": [
+								"string",
+								"null"
+							]
+						},
+						"client-version": {
+							"type": [
+								"string",
+								"null"
+							]
+						},
+						"user": {
+							"type": "string"
+						},
+						"host": {
+							"type": "string"
+						},
+						"database": {
+							"type": "string"
+						}
+					},
+					"required": [
+						"server-version",
+						"extension",
+						"client-version",
+						"user",
+						"host",
+						"database"
+					],
+					"additionalProperties": false
+				},
+				"variables": {
+					"type": "array",
+					"tsType": "{\nVariable_name: string;\nValue: string;\n}[]",
+					"items": {
+						"type": "object",
+						"phpType": "stdClass"
+					}
+				}
+			},
+			"required": [
+				"info",
+				"variables"
+			],
+			"additionalProperties": false
+		},
+		"wp": {
+			"type": "object",
+			"properties": {
+				"version": {
+					"type": "string"
+				},
+				"environment_type": {
+					"type": "string"
+				},
+				"development_mode": {
+					"type": "string"
+				},
+				"constants": {
+					"type": "object",
+					"additionalProperties": {
+						"type": "string"
+					}
+				}
+			},
+			"required": [
+				"version",
+				"constants"
+			],
+			"additionalProperties": false
+		},
+		"server": {
+			"type": "object",
+			"properties": {
+				"name": {
+					"type": "string"
+				},
+				"version": {
+					"type": [
+						"string",
+						"null"
+					]
+				},
+				"address": {
+					"type": [
+						"string",
+						"null"
+					]
+				},
+				"host": {
+					"type": [
+						"string",
+						"null"
+					]
+				},
+				"OS": {
+					"type": [
+						"string",
+						"null"
+					]
+				},
+				"arch": {
+					"type": [
+						"string",
+						"null"
+					]
+				}
+			},
+			"required": [
+				"name",
+				"version",
+				"address",
+				"host",
+				"OS",
+				"arch"
+			],
+			"additionalProperties": false
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/hooks.json b/src/schemas/data/hooks.json
new file mode 100644
index 000000000..f52d60438
--- /dev/null
+++ b/src/schemas/data/hooks.json
@@ -0,0 +1,127 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/hooks.json",
+	"title": "Hooks",
+	"description": "Hooks data transfer object.",
+	"type": "object",
+	"required": [
+		"hooks",
+		"parts",
+		"components",
+		"all_hooks"
+	],
+	"properties": {
+		"hooks": {
+			"type": "array",
+			"items": {
+				"type": "object",
+				"properties": {
+					"name": {
+						"type": "string"
+					},
+					"actions": {
+						"type": "array",
+						"items": {
+							"type": "object",
+							"properties": {
+								"priority": {
+									"type": "integer"
+								},
+								"callback": {
+									"type": "object",
+									"properties": {
+										"accepted_args": {
+											"type": "integer"
+										},
+										"name": {
+											"type": "string"
+										},
+										"file": {
+											"phpType": "string|false",
+											"tsType": "string|false",
+											"type": [
+												"string",
+												"boolean"
+											]
+										},
+										"line": {
+											"phpType": "int|false",
+											"tsType": "number|false",
+											"type": [
+												"number",
+												"boolean"
+											]
+										},
+										"error": {
+											"type": "object",
+											"tsType": "WP_Error",
+											"phpType": "WP_Error",
+											"allOf": [
+												{
+													"$ref": "../../../node_modules/wp-json-schemas/schemas/error.json"
+												}
+											]
+										},
+										"component": {
+											"phpType": "QM_Component",
+											"type": "object",
+											"allOf": [
+												{
+													"$ref": "../component.json"
+												}
+											]
+										}
+									},
+									"required": [
+										"accepted_args"
+									],
+									"additionalProperties": false
+								}
+							},
+							"required": [
+								"priority",
+								"callback"
+							],
+							"additionalProperties": false
+						}
+					},
+					"parts": {
+						"type": "array",
+						"items": {
+							"type": "string"
+						}
+					},
+					"components": {
+						"type": "object",
+						"additionalProperties": {
+							"type": "string"
+						}
+					}
+				},
+				"required": [
+					"name",
+					"actions",
+					"parts",
+					"components"
+				],
+				"additionalProperties": false
+			}
+		},
+		"parts": {
+			"type": "array",
+			"items": {
+				"type": "string"
+			}
+		},
+		"components": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "string"
+			}
+		},
+		"all_hooks": {
+			"type": "boolean"
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/http.json b/src/schemas/data/http.json
new file mode 100644
index 000000000..21e419b10
--- /dev/null
+++ b/src/schemas/data/http.json
@@ -0,0 +1,117 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/http.json",
+	"title": "HTTP",
+	"description": "HTTP data transfer object.",
+	"type": "object",
+	"required": [
+		"http",
+		"ltime",
+		"errors"
+	],
+	"properties": {
+		"http": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "object",
+				"properties": {
+					"args": {
+						"type": "object"
+					},
+					"component": {
+						"phpType": "QM_Component",
+						"type": "object",
+						"allOf": [
+							{
+								"$ref": "../component.json"
+							}
+						]
+					},
+					"filtered_trace": {
+						"phpType": "array<int, array<string, mixed>>",
+						"type": "array",
+						"items": {
+							"allOf": [
+								{
+									"$ref": "../frameitem.json"
+								}
+							]
+						}
+					},
+					"info": {
+						"type": [
+							"object",
+							"null"
+						],
+						"phpType": "array<string, mixed>|null"
+					},
+					"host": {
+						"type": "string"
+					},
+					"local": {
+						"type": "boolean"
+					},
+					"ltime": {
+						"type": "number"
+					},
+					"redirected_to": {
+						"type": [
+							"string",
+							"null"
+						]
+					},
+					"response": {
+						"type": [
+							"array",
+							"object"
+						],
+						"phpType": "array<string, mixed>|WP_Error",
+						"tsType": "{\n[k: string]: unknown;\n}|WP_Error"
+					},
+					"type": {
+						"type": "string"
+					},
+					"url": {
+						"type": "string"
+					}
+				},
+				"required": [
+					"args",
+					"component",
+					"filtered_trace",
+					"host",
+					"info",
+					"local",
+					"ltime",
+					"redirected_to",
+					"response",
+					"type",
+					"url"
+				],
+				"additionalProperties": false
+			}
+		},
+		"ltime": {
+			"type": "number"
+		},
+		"errors": {
+			"type": "object",
+			"properties": {
+				"alert": {
+					"type": "array",
+					"items": {
+						"type": "string"
+					}
+				},
+				"warning": {
+					"type": "array",
+					"items": {
+						"type": "string"
+					}
+				}
+			},
+			"additionalProperties": false
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/languages.json b/src/schemas/data/languages.json
new file mode 100644
index 000000000..54413b49a
--- /dev/null
+++ b/src/schemas/data/languages.json
@@ -0,0 +1,102 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/languages.json",
+	"title": "Languages",
+	"description": "Languages data transfer object.",
+	"type": "object",
+	"required": [
+		"languages",
+		"locale",
+		"user_locale",
+		"determined_locale",
+		"language_attributes",
+		"mlp_language",
+		"pll_language",
+		"total_size"
+	],
+	"properties": {
+		"languages": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "object",
+				"additionalProperties": {
+					"type": "object",
+					"properties": {
+						"caller": {
+							"phpType": "array<string, mixed>",
+							"type": "object",
+							"allOf": [
+								{
+									"$ref": "../frameitem.json"
+								}
+							]
+						},
+						"domain": {
+							"type": "string"
+						},
+						"file": {
+							"type": [
+								"string",
+								"boolean"
+							],
+							"phpType": "string|false",
+							"tsType": "string|false"
+						},
+						"found": {
+							"type": [
+								"integer",
+								"boolean"
+							],
+							"phpType": "int|false",
+							"tsType": "number|false"
+						},
+						"handle": {
+							"type": [
+								"string",
+								"null"
+							]
+						},
+						"type": {
+							"type": "string",
+							"enum": [
+								"gettext",
+								"jed"
+							]
+						}
+					},
+					"required": [
+						"caller",
+						"domain",
+						"file",
+						"found",
+						"handle",
+						"type"
+					],
+					"additionalProperties": false
+				}
+			}
+		},
+		"locale": {
+			"type": "string"
+		},
+		"user_locale": {
+			"type": "string"
+		},
+		"determined_locale": {
+			"type": "string"
+		},
+		"language_attributes": {
+			"type": "string"
+		},
+		"mlp_language": {
+			"type": "string"
+		},
+		"pll_language": {
+			"type": "string"
+		},
+		"total_size": {
+			"type": "integer"
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/logger.json b/src/schemas/data/logger.json
new file mode 100644
index 000000000..c89e1d9e2
--- /dev/null
+++ b/src/schemas/data/logger.json
@@ -0,0 +1,87 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/logger.json",
+	"title": "Logger",
+	"description": "Logger data transfer object.",
+	"type": "object",
+	"required": [
+		"counts",
+		"logs",
+		"components",
+		"levels",
+		"warning_levels"
+	],
+	"properties": {
+		"counts": {
+			"type": "object",
+			"phpStanType": "array<QM_Collector_Logger::*, int>",
+			"additionalProperties": {
+				"type": "object",
+				"additionalProperties": {
+					"type": "integer"
+				}
+			}
+		},
+		"logs": {
+			"type": "array",
+			"items": {
+				"type": "object",
+				"properties": {
+					"message": {
+						"type": "string"
+					},
+					"filtered_trace": {
+						"phpType": "array<int, array<string, mixed>>",
+						"type": "array",
+						"items": {
+							"allOf": [
+								{
+									"$ref": "../frameitem.json"
+								}
+							]
+						}
+					},
+					"component": {
+						"phpType": "QM_Component",
+						"type": "object",
+						"allOf": [
+							{
+								"$ref": "../component.json"
+							}
+						]
+					},
+					"level": {
+						"type": "string",
+						"phpType": "QM_Collector_Logger::*"
+					}
+				},
+				"required": [
+					"message",
+					"filtered_trace",
+					"component",
+					"level"
+				],
+				"additionalItems": false
+			}
+		},
+		"components": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "string"
+			}
+		},
+		"levels": {
+			"type": "array",
+			"items": {
+				"type": "string"
+			}
+		},
+		"warning_levels": {
+			"type": "array",
+			"items": {
+				"type": "string"
+			}
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/multisite.json b/src/schemas/data/multisite.json
new file mode 100644
index 000000000..6e866e79a
--- /dev/null
+++ b/src/schemas/data/multisite.json
@@ -0,0 +1,41 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/multisite.json",
+	"title": "Multisite",
+	"description": "Multisite data transfer object.",
+	"type": "object",
+	"required": [
+		"switches"
+	],
+	"properties": {
+		"switches": {
+			"type": "array",
+			"items": {
+				"type": "object",
+				"properties": {
+					"new": {
+						"type": "integer"
+					},
+					"prev": {
+						"type": "integer"
+					},
+					"to": {
+						"type": "boolean"
+					},
+					"trace": {
+						"type": "object",
+						"phpType": "QM_Backtrace"
+					}
+				},
+				"required": [
+					"new",
+					"prev",
+					"to",
+					"trace"
+				],
+				"additionalProperties": false
+			}
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/overview.json b/src/schemas/data/overview.json
new file mode 100644
index 000000000..ab0eb0df5
--- /dev/null
+++ b/src/schemas/data/overview.json
@@ -0,0 +1,63 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/overview.json",
+	"title": "Overview",
+	"description": "Overview data transfer object.",
+	"type": "object",
+	"required": [
+		"time_limit",
+		"time_start",
+		"time_usage",
+		"memory",
+		"memory_limit",
+		"memory_usage",
+		"display_time_usage_warning",
+		"display_memory_usage_warning",
+		"is_admin"
+	],
+	"properties": {
+		"time_taken": {
+			"type": "number"
+		},
+		"time_limit": {
+			"type": "integer"
+		},
+		"time_start": {
+			"type": "number"
+		},
+		"time_usage": {
+			"type": [
+				"integer",
+				"number"
+			]
+		},
+		"memory": {
+			"type": "integer"
+		},
+		"memory_limit": {
+			"type": "number"
+		},
+		"memory_usage": {
+			"type": [
+				"integer",
+				"number"
+			]
+		},
+		"current_user": {
+			"type": "object"
+		},
+		"switched_user": {
+			"type": "object"
+		},
+		"display_time_usage_warning": {
+			"type": "boolean"
+		},
+		"display_memory_usage_warning": {
+			"type": "boolean"
+		},
+		"is_admin": {
+			"type": "boolean"
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/php_errors.json b/src/schemas/data/php_errors.json
new file mode 100644
index 000000000..3d6dc076b
--- /dev/null
+++ b/src/schemas/data/php_errors.json
@@ -0,0 +1,114 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/php_errors.json",
+	"title": "PHP_Errors",
+	"description": "PHP errors data transfer object.",
+	"type": "object",
+	"definitions": {
+		"errorObject": {
+			"type": "object",
+			"properties": {
+				"errno": {
+					"type": "integer"
+				},
+				"type": {
+					"type": "string"
+				},
+				"message": {
+					"type": "string"
+				},
+				"file": {
+					"type": [
+						"string",
+						"null"
+					]
+				},
+				"filename": {
+					"type": "string"
+				},
+				"line": {
+					"type": [
+						"integer",
+						"null"
+					]
+				},
+				"filtered_trace": {
+					"oneOf": [
+						{
+							"phpType": "array<int, array<string, mixed>>",
+							"type": "array",
+							"items": {
+								"allOf": [
+									{
+										"$ref": "../frameitem.json"
+									}
+								]
+							}
+						},
+						{
+							"type": "null"
+						}
+					]
+				},
+				"component": {
+					"phpType": "QM_Component",
+					"type": "object",
+					"allOf": [
+						{
+							"$ref": "../component.json"
+						}
+					]
+				},
+				"calls": {
+					"type": "integer"
+				}
+			},
+			"required": [
+				"errno",
+				"type",
+				"message",
+				"file",
+				"filename",
+				"line",
+				"filtered_trace",
+				"component",
+				"calls"
+			],
+			"additionalProperties": false
+		},
+		"errorObjects": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "object",
+				"additionalProperties": {
+					"type": "object",
+					"$ref": "#/definitions/errorObject"
+				}
+			}
+		}
+	},
+	"required": [
+		"components",
+		"errors",
+		"suppressed",
+		"silenced"
+	],
+	"properties": {
+		"components": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "string"
+			}
+		},
+		"errors": {
+			"$ref": "#/definitions/errorObjects"
+		},
+		"suppressed": {
+			"$ref": "#/definitions/errorObjects"
+		},
+		"silenced": {
+			"$ref": "#/definitions/errorObjects"
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/raw_request.json b/src/schemas/data/raw_request.json
new file mode 100644
index 000000000..fc0f3c519
--- /dev/null
+++ b/src/schemas/data/raw_request.json
@@ -0,0 +1,20 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/raw_request.json",
+	"title": "Raw_Request",
+	"description": "Raw request data transfer object.",
+	"type": "object",
+	"required": [
+		"request",
+		"response"
+	],
+	"properties": {
+		"request": {
+			"type": "object"
+		},
+		"response": {
+			"type": "object"
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/redirect.json b/src/schemas/data/redirect.json
new file mode 100644
index 000000000..63d8c802f
--- /dev/null
+++ b/src/schemas/data/redirect.json
@@ -0,0 +1,20 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/redirect.json",
+	"title": "Redirect",
+	"description": "Redirect data transfer object.",
+	"type": "object",
+	"properties": {
+		"trace": {
+			"type": "object",
+			"phpType": "QM_Backtrace"
+		},
+		"location": {
+			"type": "string"
+		},
+		"status": {
+			"type": "integer"
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/request.json b/src/schemas/data/request.json
new file mode 100644
index 000000000..97bced0c1
--- /dev/null
+++ b/src/schemas/data/request.json
@@ -0,0 +1,189 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/request.json",
+	"title": "Request",
+	"description": "Request data transfer object.",
+	"type": "object",
+	"required": [
+		"user",
+		"multisite",
+		"request",
+		"qvars",
+		"plugin_qvars",
+		"request_method",
+		"matching_rewrites"
+	],
+	"properties": {
+		"user": {
+			"type": "object",
+			"properties": {
+				"title": {
+					"type": "string"
+				},
+				"data": {
+					"type": [
+						"object",
+						"boolean"
+					],
+					"tsType": "WP_User|false",
+					"phpType": "WP_User|false"
+				}
+			},
+			"required": [
+				"title",
+				"data"
+			],
+			"additionalProperties": false
+		},
+		"multisite": {
+			"type": "object",
+			"properties": {
+				"current_site": {
+					"type": "object",
+					"properties": {
+						"title": {
+							"type": "string"
+						},
+						"data": {
+							"type": "object",
+							"tsType": "WP_Site",
+							"phpType": "WP_Site",
+							"allOf": [
+								{
+									"$ref": "../../../node_modules/wp-json-schemas/schemas/site.json"
+								}
+							]
+						}
+					},
+					"required": [
+						"title",
+						"data"
+					],
+					"additionalProperties": false
+				},
+				"current_network": {
+					"type": "object",
+					"properties": {
+						"title": {
+							"type": "string"
+						},
+						"data": {
+							"type": "object",
+							"tsType": "WP_Network",
+							"phpType": "WP_Network",
+							"allOf": [
+								{
+									"$ref": "../../../node_modules/wp-json-schemas/schemas/network.json"
+								}
+							]
+						}
+					},
+					"required": [
+						"title",
+						"data"
+					],
+					"additionalProperties": false
+				}
+			},
+			"additionalProperties": false
+		},
+		"request": {
+			"type": "object",
+			"properties": {
+				"request": {
+					"type": "string"
+				},
+				"matched_rule": {
+					"type": "string"
+				},
+				"matched_query": {
+					"type": "string"
+				},
+				"query_string": {
+					"type": "string"
+				}
+			},
+			"required": [
+				"request",
+				"query_string"
+			],
+			"additionalProperties": false
+		},
+		"qvars": {
+			"type": "object"
+		},
+		"plugin_qvars": {
+			"type": "object"
+		},
+		"queried_object": {
+			"type": "object",
+			"properties": {
+				"title": {
+					"type": "string"
+				},
+				"data": {
+					"oneOf": [
+						{
+							"type": "object",
+							"phpType": "WP_Term",
+							"tsType": "WP_Term",
+							"allOf": [
+								{
+									"$ref": "../../../node_modules/wp-json-schemas/schemas/term.json"
+								}
+							]
+						},
+						{
+							"type": "object",
+							"phpType": "WP_Post_Type",
+							"tsType": "WP_Post_Type",
+							"allOf": [
+								{
+									"$ref": "../../../node_modules/wp-json-schemas/schemas/post-type.json"
+								}
+							]
+						},
+						{
+							"type": "object",
+							"phpType": "WP_Post",
+							"tsType": "WP_Post",
+							"allOf": [
+								{
+									"$ref": "../../../node_modules/wp-json-schemas/schemas/post.json"
+								}
+							]
+						},
+						{
+							"type": "object",
+							"phpType": "WP_User",
+							"tsType": "WP_User",
+							"allOf": [
+								{
+									"$ref": "../../../node_modules/wp-json-schemas/schemas/user.json"
+								}
+							]
+						}
+					]
+				},
+				"type": {
+					"type": "string",
+					"tsType": "'WP_Term'|'WP_Post_Type'|'WP_Post'|'WP_User'"
+				}
+			},
+			"required": [
+				"title"
+			],
+			"additionalProperties": false
+		},
+		"request_method": {
+			"type": "string"
+		},
+		"matching_rewrites": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "string"
+			}
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/theme.json b/src/schemas/data/theme.json
new file mode 100644
index 000000000..9eeb35611
--- /dev/null
+++ b/src/schemas/data/theme.json
@@ -0,0 +1,124 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/theme.json",
+	"title": "Theme",
+	"description": "Theme data transfer object.",
+	"type": "object",
+	"required": [
+		"is_child_theme",
+		"stylesheet_theme_json",
+		"template_theme_json",
+		"block_template",
+		"theme_dirs",
+		"theme_folders",
+		"stylesheet",
+		"template",
+		"theme_template_file",
+		"template_path",
+		"template_parts",
+		"theme_template_parts",
+		"count_template_parts",
+		"unsuccessful_template_parts"
+	],
+	"properties": {
+		"is_child_theme": {
+			"type": "boolean"
+		},
+		"stylesheet_theme_json": {
+			"type": "string"
+		},
+		"template_theme_json": {
+			"type": "string"
+		},
+		"block_template": {
+			"oneOf": [
+				{
+					"type": "object",
+					"tsType": "WP_Block_Template",
+					"phpType": "WP_Block_Template",
+					"allOf": [
+						{
+							"$ref": "../../../node_modules/wp-json-schemas/schemas/block-template.json"
+						}
+					]
+				},
+				{
+					"type": "null"
+				}
+			]
+		},
+		"theme_dirs": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "string"
+			}
+		},
+		"theme_folders": {
+			"type": "object",
+			"additionalProperties": {
+				"type": "string"
+			}
+		},
+		"stylesheet": {
+			"type": "string"
+		},
+		"template": {
+			"type": "string"
+		},
+		"theme_template_file": {
+			"type": "string"
+		},
+		"template_path": {
+			"type": "string"
+		},
+		"template_file": {
+			"type": "string"
+		},
+		"template_hierarchy": {
+			"type": "array",
+			"items": {
+				"type": "string"
+			}
+		},
+		"timber_files": {
+			"type": "array",
+			"items": {
+				"type": "string"
+			}
+		},
+		"body_class": {
+			"type": "array",
+			"items": {
+				"type": "string"
+			}
+		},
+		"template_parts": {
+			"type": "object",
+			"phpType": "array<string|int, string>",
+			"additionalProperties": {
+				"type": "string"
+			}
+		},
+		"theme_template_parts": {
+			"type": "object",
+			"phpType": "array<string|int, string>",
+			"additionalProperties": {
+				"type": "string"
+			}
+		},
+		"count_template_parts": {
+			"type": "object",
+			"phpType": "array<string|int, int>",
+			"additionalProperties": {
+				"type": "integer"
+			}
+		},
+		"unsuccessful_template_parts": {
+			"type": "array",
+			"items": {
+				"type": "object"
+			}
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/timing.json b/src/schemas/data/timing.json
new file mode 100644
index 000000000..d6a1df33d
--- /dev/null
+++ b/src/schemas/data/timing.json
@@ -0,0 +1,138 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/timing.json",
+	"title": "Timing",
+	"description": "Timing data transfer object.",
+	"type": "object",
+	"required": [
+		"warning",
+		"timing"
+	],
+	"properties": {
+		"warning": {
+			"type": "array",
+			"items": {
+				"type": "object",
+				"properties": {
+					"function": {
+						"type": "string"
+					},
+					"message": {
+						"type": "string"
+					},
+					"filtered_trace": {
+						"phpType": "array<int, array<string, mixed>>",
+						"type": "array",
+						"items": {
+							"allOf": [
+								{
+									"$ref": "../frameitem.json"
+								}
+							]
+						}
+					},
+					"component": {
+						"phpType": "QM_Component",
+						"type": "object",
+						"allOf": [
+							{
+								"$ref": "../component.json"
+							}
+						]
+					}
+				},
+				"required": [
+					"function",
+					"message",
+					"filtered_trace",
+					"component"
+				],
+				"additionalProperties": false
+			}
+		},
+		"timing": {
+			"type": "array",
+			"items": {
+				"type": "object",
+				"properties": {
+					"function": {
+						"type": "string"
+					},
+					"function_time": {
+						"type": "number"
+					},
+					"function_memory": {
+						"type": "integer"
+					},
+					"laps": {
+						"type": "object",
+						"additionalProperties": {
+							"type": "object",
+							"properties": {
+								"time": {
+									"type": "number"
+								},
+								"time_used": {
+									"type": "number"
+								},
+								"memory": {
+									"type": "integer"
+								},
+								"memory_used": {
+									"type": "integer"
+								},
+								"data": {}
+							},
+							"required": [
+								"time",
+								"time_used",
+								"memory",
+								"memory_used",
+								"data"
+							],
+							"additionalProperties": false
+						}
+					},
+					"filtered_trace": {
+						"phpType": "array<int, array<string, mixed>>",
+						"type": "array",
+						"items": {
+							"allOf": [
+								{
+									"$ref": "../frameitem.json"
+								}
+							]
+						}
+					},
+					"component": {
+						"phpType": "QM_Component",
+						"type": "object",
+						"allOf": [
+							{
+								"$ref": "../component.json"
+							}
+						]
+					},
+					"start_time": {
+						"type": "number"
+					},
+					"end_time": {
+						"type": "number"
+					}
+				},
+				"required": [
+					"function",
+					"function_time",
+					"function_memory",
+					"laps",
+					"filtered_trace",
+					"component",
+					"start_time",
+					"end_time"
+				],
+				"additionalProperties": false
+			}
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/data/transients.json b/src/schemas/data/transients.json
new file mode 100644
index 000000000..2d3d710ac
--- /dev/null
+++ b/src/schemas/data/transients.json
@@ -0,0 +1,76 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/data/transients.json",
+	"title": "Transients",
+	"description": "Transients data transfer object.",
+	"type": "object",
+	"required": [
+		"trans",
+		"has_type"
+	],
+	"properties": {
+		"trans": {
+			"type": "array",
+			"items": {
+				"type": "object",
+				"properties": {
+					"name": {
+						"type": "string"
+					},
+					"filtered_trace": {
+						"phpType": "array<int, array<string, mixed>>",
+						"type": "array",
+						"items": {
+							"allOf": [
+								{
+									"$ref": "../frameitem.json"
+								}
+							]
+						}
+					},
+					"component": {
+						"phpType": "QM_Component",
+						"type": "object",
+						"allOf": [
+							{
+								"$ref": "../component.json"
+							}
+						]
+					},
+					"type": {
+						"type": "string"
+					},
+					"value": {},
+					"expiration": {
+						"type": "integer"
+					},
+					"exp_diff": {
+						"type": "string"
+					},
+					"size": {
+						"type": "integer"
+					},
+					"size_formatted": {
+						"type": "string"
+					}
+				},
+				"required": [
+					"name",
+					"filtered_trace",
+					"component",
+					"type",
+					"value",
+					"expiration",
+					"exp_diff",
+					"size",
+					"size_formatted"
+				],
+				"additionalProperties": false
+			}
+		},
+		"has_type": {
+			"type": "boolean"
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/src/schemas/frameitem.json b/src/schemas/frameitem.json
new file mode 100644
index 000000000..74b51d141
--- /dev/null
+++ b/src/schemas/frameitem.json
@@ -0,0 +1,47 @@
+{
+	"$schema": "http://json-schema.org/draft-07/schema#",
+	"$id": "https://schemas.querymonitor.com/src/schemas/frameitem.json",
+	"title": "FrameItem",
+	"description": "Stack trace frame.",
+	"type": "object",
+	"required": [
+		"display",
+		"args",
+		"calling_file",
+		"calling_line",
+		"file",
+		"function",
+		"id",
+		"line"
+	],
+	"properties": {
+		"display": {
+			"type": "string"
+		},
+		"args": {
+			"type": "array",
+			"items": {
+				"type": "string"
+			}
+		},
+		"calling_file": {
+			"type": "string"
+		},
+		"calling_line": {
+			"type": "integer"
+		},
+		"file": {
+			"type": "string"
+		},
+		"function": {
+			"type": "string"
+		},
+		"id": {
+			"type": "string"
+		},
+		"line": {
+			"type": "integer"
+		}
+	},
+	"additionalProperties": false
+}
diff --git a/tests/integration/DispatcherHtmlTest.php b/tests/integration/DispatcherHtmlTest.php
index d2ec1e972..35732f862 100644
--- a/tests/integration/DispatcherHtmlTest.php
+++ b/tests/integration/DispatcherHtmlTest.php
@@ -4,7 +4,7 @@
 
 class DispatcherHtmlTest extends Test {
 
-	/** @var \QM_Dispatcher_Html|null */
+	/** @var \QM_Dispatcher_Html|null $html */
 	protected $html = null;
 
 	public function _before(): void {
@@ -21,7 +21,7 @@ public function _before(): void {
 
 		wp_set_current_user( $admin->ID );
 
-		/** @var \QM_Dispatcher_Html */
+		/** @var \QM_Dispatcher_Html $html */
 		$html = \QM_Dispatchers::get( 'html' );
 
 		$this->html = $html;
@@ -33,6 +33,7 @@ public function _before(): void {
 	 * https://github.com/johnbillion/query-monitor/issues/137
 	 */
 	public function testDispatcherRespectsLateChangeOfHttps(): void {
+		/** @var \WP_Scripts $wp_scripts */
 		global $wp_scripts;
 
 		if ( isset( $_SERVER['HTTPS'] ) ) {