diff --git a/src/StaticPHP/Command/Dev/LintConfigCommand.php b/src/StaticPHP/Command/Dev/LintConfigCommand.php
new file mode 100644
index 00000000..1b08bb85
--- /dev/null
+++ b/src/StaticPHP/Command/Dev/LintConfigCommand.php
@@ -0,0 +1,121 @@
+<?php
+
+declare(strict_types=1);
+
+namespace StaticPHP\Command\Dev;
+
+use StaticPHP\Command\BaseCommand;
+use StaticPHP\Registry\Registry;
+use Symfony\Component\Console\Attribute\AsCommand;
+use Symfony\Component\Yaml\Yaml;
+
+#[AsCommand('dev:lint-config', 'Lint configuration file format', ['dev:sort-config'])]
+class LintConfigCommand extends BaseCommand
+{
+    public function handle(): int
+    {
+        // get loaded configs
+        $loded_configs = Registry::getLoadedArtifactConfigs();
+        foreach ($loded_configs as $file) {
+            $this->sortConfigFile($file, 'artifact');
+        }
+        $loaded_pkg_configs = Registry::getLoadedPackageConfigs();
+        foreach ($loaded_pkg_configs as $file) {
+            $this->sortConfigFile($file, 'package');
+        }
+        return static::SUCCESS;
+    }
+
+    public function artifactSortKey(string $a, string $b): int
+    {
+        // sort by predefined order, other not matching keys go to the end alphabetically
+        $order = ['source', 'source-mirror', 'binary', 'binary-mirror', 'metadata'];
+
+        $pos_a = array_search($a, $order, true);
+        $pos_b = array_search($b, $order, true);
+
+        // Both in order list
+        if ($pos_a !== false && $pos_b !== false) {
+            return $pos_a <=> $pos_b;
+        }
+
+        // Only $a in order list
+        if ($pos_a !== false) {
+            return -1;
+        }
+
+        // Only $b in order list
+        if ($pos_b !== false) {
+            return 1;
+        }
+
+        // Neither in order list, sort alphabetically
+        return $a <=> $b;
+    }
+
+    public function packageSortKey(string $a, string $b): int
+    {
+        // sort by predefined order, other not matching keys go to the end alphabetically
+        $order = ['type', 'artifact'];
+
+        // Handle suffix patterns (e.g., 'depends@unix', 'static-libs@windows')
+        $base_a = preg_replace('/@(unix|windows|macos|linux|freebsd|bsd)$/', '', $a);
+        $base_b = preg_replace('/@(unix|windows|macos|linux|freebsd|bsd)$/', '', $b);
+
+        $pos_a = array_search($base_a, $order, true);
+        $pos_b = array_search($base_b, $order, true);
+
+        // Both in order list
+        if ($pos_a !== false && $pos_b !== false) {
+            if ($pos_a === $pos_b) {
+                // Same base field, sort by suffix
+                return $a <=> $b;
+            }
+            return $pos_a <=> $pos_b;
+        }
+
+        // Only $a in order list
+        if ($pos_a !== false) {
+            return -1;
+        }
+
+        // Only $b in order list
+        if ($pos_b !== false) {
+            return 1;
+        }
+
+        // Neither in order list, sort alphabetically
+        return $a <=> $b;
+    }
+
+    private function sortConfigFile(mixed $file, string $config_type): void
+    {
+        // read file content with different extensions
+        $content = file_get_contents($file);
+        if ($content === false) {
+            $this->output->writeln("Failed to read artifact config file: {$file}");
+            return;
+        }
+        $data = match (pathinfo($file, PATHINFO_EXTENSION)) {
+            'json' => json_decode($content, true),
+            'yml', 'yaml' => Yaml::parse($content), // skip yaml files for now
+            default => null,
+        };
+        if (!is_array($data)) {
+            $this->output->writeln("Invalid JSON format in artifact config file: {$file}");
+            return;
+        }
+        ksort($data);
+        foreach ($data as $artifact_name => &$config) {
+            uksort($config, $config_type === 'artifact' ? [$this, 'artifactSortKey'] : [$this, 'packageSortKey']);
+        }
+        unset($config);
+        $new_content = match (pathinfo($file, PATHINFO_EXTENSION)) {
+            'json' => json_encode($data, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES) . "\n",
+            'yml', 'yaml' => Yaml::dump($data, 4, 2),
+            default => null,
+        };
+        file_put_contents($file, $new_content);
+        $this->output->writeln("Sorted artifact config file: {$file}");
+    }
+}