diff --git a/.gitattributes b/.gitattributes
index c41e331ff6..3f67f2e351 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -17,7 +17,6 @@ CONTRIBUTING.md    export-ignore
 
 # contributor/development files
 tests/                       export-ignore
-tools/                       export-ignore
 utils/                       export-ignore
 .php-cs-fixer.dist.php       export-ignore
 .php-cs-fixer.no-header.php  export-ignore
diff --git a/composer.json b/composer.json
index bd2fe56888..2dcc1cd90c 100644
--- a/composer.json
+++ b/composer.json
@@ -17,23 +17,13 @@
         "psr/log": "^3.0"
     },
     "require-dev": {
-        "codeigniter/coding-standard": "^1.7",
-        "codeigniter/phpstan-codeigniter": "^1.4",
-        "ergebnis/composer-normalize": "^2.28",
         "fakerphp/faker": "^1.9",
-        "friendsofphp/php-cs-fixer": "^3.47.1",
         "kint-php/kint": "^5.0.4",
         "mikey179/vfsstream": "^1.6",
-        "nexusphp/cs-config": "^3.6",
         "nexusphp/tachycardia": "^2.0",
-        "phpstan/extension-installer": "^1.3",
-        "phpstan/phpstan": "^1.11",
-        "phpstan/phpstan-strict-rules": "^1.6",
         "phpunit/phpcov": "^9.0.2",
         "phpunit/phpunit": "^10.5.16",
-        "predis/predis": "^1.1 || ^2.0",
-        "rector/rector": "1.2.1",
-        "vimeo/psalm": "^5.0"
+        "predis/predis": "^1.1 || ^2.0"
     },
     "replace": {
         "codeigniter4/framework": "self.version"
@@ -71,15 +61,10 @@
     },
     "autoload-dev": {
         "psr-4": {
-            "CodeIgniter\\": "tests/system/",
-            "Utils\\": "utils/"
+            "CodeIgniter\\": "tests/system/"
         }
     },
     "config": {
-        "allow-plugins": {
-            "ergebnis/composer-normalize": true,
-            "phpstan/extension-installer": true
-        },
         "optimize-autoloader": true,
         "preferred-install": "dist",
         "sort-packages": true
@@ -90,30 +75,32 @@
         }
     },
     "scripts": {
+        "post-autoload-dump": [
+            "@composer update --working-dir=utils"
+        ],
         "post-update-cmd": [
-            "CodeIgniter\\ComposerScripts::postUpdate",
-            "composer update --working-dir=tools/phpmetrics"
+            "CodeIgniter\\ComposerScripts::postUpdate"
         ],
         "analyze": [
             "Composer\\Config::disableProcessTimeout",
-            "bash -c \"XDEBUG_MODE=off phpstan analyse\"",
-            "rector process --dry-run"
+            "bash -c \"XDEBUG_MODE=off utils/vendor/bin/phpstan analyse\"",
+            "utils/vendor/bin/rector process --dry-run"
         ],
         "cs": [
             "Composer\\Config::disableProcessTimeout",
-            "php-cs-fixer fix --ansi --verbose --dry-run --diff --config=.php-cs-fixer.user-guide.php",
-            "php-cs-fixer fix --ansi --verbose --dry-run --diff --config=.php-cs-fixer.no-header.php",
-            "php-cs-fixer fix --ansi --verbose --dry-run --diff --config=.php-cs-fixer.tests.php",
-            "php-cs-fixer fix --ansi --verbose --dry-run --diff"
+            "utils/vendor/bin/php-cs-fixer fix --ansi --verbose --dry-run --diff --config=.php-cs-fixer.user-guide.php",
+            "utils/vendor/bin/php-cs-fixer fix --ansi --verbose --dry-run --diff --config=.php-cs-fixer.no-header.php",
+            "utils/vendor/bin/php-cs-fixer fix --ansi --verbose --dry-run --diff --config=.php-cs-fixer.tests.php",
+            "utils/vendor/bin/php-cs-fixer fix --ansi --verbose --dry-run --diff"
         ],
         "cs-fix": [
             "Composer\\Config::disableProcessTimeout",
-            "php-cs-fixer fix --ansi --verbose --diff --config=.php-cs-fixer.user-guide.php",
-            "php-cs-fixer fix --ansi --verbose --diff --config=.php-cs-fixer.no-header.php",
-            "php-cs-fixer fix --ansi --verbose --diff --config=.php-cs-fixer.tests.php",
-            "php-cs-fixer fix --ansi --verbose --diff"
+            "utils/vendor/bin/php-cs-fixer fix --ansi --verbose --diff --config=.php-cs-fixer.user-guide.php",
+            "utils/vendor/bin/php-cs-fixer fix --ansi --verbose --diff --config=.php-cs-fixer.no-header.php",
+            "utils/vendor/bin/php-cs-fixer fix --ansi --verbose --diff --config=.php-cs-fixer.tests.php",
+            "utils/vendor/bin/php-cs-fixer fix --ansi --verbose --diff"
         ],
-        "metrics": "tools/phpmetrics/vendor/bin/phpmetrics --config=phpmetrics.json",
+        "metrics": "utils/vendor/bin/phpmetrics --config=phpmetrics.json",
         "sa": "@analyze",
         "style": "@cs-fix",
         "test": "phpunit"
diff --git a/tools/phpmetrics/composer.json b/tools/phpmetrics/composer.json
deleted file mode 100644
index eef46d0db1..0000000000
--- a/tools/phpmetrics/composer.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-    "require-dev": {
-        "phpmetrics/phpmetrics": "^3.0rc6"
-    }
-}
diff --git a/utils/composer.json b/utils/composer.json
new file mode 100644
index 0000000000..37196a95d1
--- /dev/null
+++ b/utils/composer.json
@@ -0,0 +1,30 @@
+{
+    "require": {
+        "php": "^8.1",
+        "codeigniter/coding-standard": "^1.7",
+        "codeigniter/phpstan-codeigniter": "^1.4",
+        "ergebnis/composer-normalize": "^2.28",
+        "friendsofphp/php-cs-fixer": "^3.47.1",
+        "nexusphp/cs-config": "^3.6",
+        "phpstan/extension-installer": "^1.3",
+        "phpstan/phpstan": "^1.11",
+        "phpmetrics/phpmetrics": "^2.8 || ^3.0rc6",
+        "phpstan/phpstan-strict-rules": "^1.6",
+        "rector/rector": "1.2.1",
+        "vimeo/psalm": "^5.0"
+    },
+    "autoload": {
+        "psr-4": {
+            "Utils\\": "src/"
+        }
+    },
+    "config": {
+        "allow-plugins": {
+            "ergebnis/composer-normalize": true,
+            "phpstan/extension-installer": true
+        },
+        "optimize-autoloader": true,
+        "preferred-install": "dist",
+        "sort-packages": true
+    }
+}