diff --git a/packages/documentator/src/Processor/Contracts/Dependency.php b/packages/documentator/src/Processor/Contracts/Dependency.php
index c8a36604..24d4c47d 100644
--- a/packages/documentator/src/Processor/Contracts/Dependency.php
+++ b/packages/documentator/src/Processor/Contracts/Dependency.php
@@ -2,17 +2,17 @@
 
 namespace LastDragon_ru\LaraASP\Documentator\Processor\Contracts;
 
-use Iterator;
 use LastDragon_ru\LaraASP\Documentator\Processor\Exceptions\DependencyNotFound;
 use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\Directory;
 use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\File;
 use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\FileSystem;
 use Stringable;
+use Traversable;
 
 /**
  * Task dependency (= another file).
  *
- * @template TValue of Iterator<mixed, Directory|File>|Directory|File|null
+ * @template TValue of Traversable<mixed, Directory|File>|Directory|File|null
  */
 interface Dependency extends Stringable {
     /**
diff --git a/packages/documentator/src/Processor/Contracts/Metadata.php b/packages/documentator/src/Processor/Contracts/Metadata.php
new file mode 100644
index 00000000..fbc25e00
--- /dev/null
+++ b/packages/documentator/src/Processor/Contracts/Metadata.php
@@ -0,0 +1,19 @@
+<?php declare(strict_types = 1);
+
+namespace LastDragon_ru\LaraASP\Documentator\Processor\Contracts;
+
+use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\File;
+
+/**
+ * @template TValue
+ */
+interface Metadata {
+    /**
+     * Resolves the metadata.
+     *
+     * The method should not be called directly, use {@see File::getMetadata()}.
+     *
+     * @return TValue
+     */
+    public function __invoke(File $file): mixed;
+}
diff --git a/packages/documentator/src/Processor/Dependencies/Optional.php b/packages/documentator/src/Processor/Dependencies/Optional.php
index 47a4ab77..8126dd05 100644
--- a/packages/documentator/src/Processor/Dependencies/Optional.php
+++ b/packages/documentator/src/Processor/Dependencies/Optional.php
@@ -2,16 +2,16 @@
 
 namespace LastDragon_ru\LaraASP\Documentator\Processor\Dependencies;
 
-use Iterator;
 use LastDragon_ru\LaraASP\Documentator\Processor\Contracts\Dependency;
 use LastDragon_ru\LaraASP\Documentator\Processor\Exceptions\DependencyNotFound;
 use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\Directory;
 use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\File;
 use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\FileSystem;
 use Override;
+use Traversable;
 
 /**
- * @template TValue of Iterator<mixed, Directory|File>|Directory|File|null
+ * @template TValue of Traversable<mixed, Directory|File>|Directory|File|null
  *
  * @implements Dependency<TValue|null>
  */
diff --git a/packages/documentator/src/Processor/Exceptions/FileMetadataError.php b/packages/documentator/src/Processor/Exceptions/FileMetadataError.php
new file mode 100644
index 00000000..890cd3fa
--- /dev/null
+++ b/packages/documentator/src/Processor/Exceptions/FileMetadataError.php
@@ -0,0 +1,34 @@
+<?php declare(strict_types = 1);
+
+namespace LastDragon_ru\LaraASP\Documentator\Processor\Exceptions;
+
+use LastDragon_ru\LaraASP\Documentator\Processor\Contracts\Metadata;
+use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\File;
+use Throwable;
+
+/**
+ * @internal
+ */
+class FileMetadataError extends MetadataError {
+    public function __construct(
+        protected readonly File $target,
+        /**
+         * @var Metadata<*>
+         */
+        protected readonly Metadata $metadata,
+        Throwable $previous,
+    ) {
+        parent::__construct('', $previous);
+    }
+
+    public function getTarget(): File {
+        return $this->target;
+    }
+
+    /**
+     * @return Metadata<*>
+     */
+    public function getMetadata(): Metadata {
+        return $this->metadata;
+    }
+}
diff --git a/packages/documentator/src/Processor/Exceptions/FileMetadataFailed.php b/packages/documentator/src/Processor/Exceptions/FileMetadataFailed.php
new file mode 100644
index 00000000..3afd88d2
--- /dev/null
+++ b/packages/documentator/src/Processor/Exceptions/FileMetadataFailed.php
@@ -0,0 +1,47 @@
+<?php declare(strict_types = 1);
+
+namespace LastDragon_ru\LaraASP\Documentator\Processor\Exceptions;
+
+use LastDragon_ru\LaraASP\Documentator\Processor\Contracts\Metadata;
+use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\Directory;
+use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\File;
+use Throwable;
+
+use function sprintf;
+
+class FileMetadataFailed extends MetadataError {
+    public function __construct(
+        protected Directory $root,
+        protected readonly File $target,
+        /**
+         * @var Metadata<*>
+         */
+        protected readonly Metadata $metadata,
+        ?Throwable $previous = null,
+    ) {
+        parent::__construct(
+            sprintf(
+                'Failed to retrieve `%s` metadata for `%s` file (root: `%s`).',
+                $this->metadata::class,
+                $this->target->getRelativePath($this->root),
+                $this->root->getPath(),
+            ),
+            $previous,
+        );
+    }
+
+    public function getRoot(): Directory {
+        return $this->root;
+    }
+
+    public function getTarget(): File {
+        return $this->target;
+    }
+
+    /**
+     * @return Metadata<*>
+     */
+    public function getMetadata(): Metadata {
+        return $this->metadata;
+    }
+}
diff --git a/packages/documentator/src/Processor/Exceptions/MetadataError.php b/packages/documentator/src/Processor/Exceptions/MetadataError.php
new file mode 100644
index 00000000..ae89bf70
--- /dev/null
+++ b/packages/documentator/src/Processor/Exceptions/MetadataError.php
@@ -0,0 +1,7 @@
+<?php declare(strict_types = 1);
+
+namespace LastDragon_ru\LaraASP\Documentator\Processor\Exceptions;
+
+abstract class MetadataError extends ProcessorError {
+    // empty
+}
diff --git a/packages/documentator/src/Processor/Executor.php b/packages/documentator/src/Processor/Executor.php
index 20feb38a..cf368908 100644
--- a/packages/documentator/src/Processor/Executor.php
+++ b/packages/documentator/src/Processor/Executor.php
@@ -10,6 +10,8 @@
 use LastDragon_ru\LaraASP\Documentator\Processor\Contracts\Dependency;
 use LastDragon_ru\LaraASP\Documentator\Processor\Contracts\Task;
 use LastDragon_ru\LaraASP\Documentator\Processor\Exceptions\CircularDependency;
+use LastDragon_ru\LaraASP\Documentator\Processor\Exceptions\FileMetadataError;
+use LastDragon_ru\LaraASP\Documentator\Processor\Exceptions\FileMetadataFailed;
 use LastDragon_ru\LaraASP\Documentator\Processor\Exceptions\FileSaveFailed;
 use LastDragon_ru\LaraASP\Documentator\Processor\Exceptions\FileTaskFailed;
 use LastDragon_ru\LaraASP\Documentator\Processor\Exceptions\ProcessorError;
@@ -17,6 +19,7 @@
 use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\File;
 use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\FileSystem;
 use Throwable;
+use Traversable;
 
 use function array_merge;
 use function array_values;
@@ -122,15 +125,15 @@ private function runFile(File $file): float {
                             $dependency = $generator->current();
                             $resolved   = $dependency($this->fs, $this->root, $file);
 
-                            if ($resolved instanceof Iterator) {
-                                $resolved = new ExecutorIterator($dependency, $resolved, $this->runDependency(...));
+                            if ($resolved instanceof Traversable) {
+                                $resolved = new ExecutorTraversable($dependency, $resolved, $this->runDependency(...));
                             } else {
                                 $paused += $this->runDependency($dependency, $resolved);
                             }
 
                             $generator->send($resolved);
 
-                            if ($resolved instanceof ExecutorIterator) {
+                            if ($resolved instanceof ExecutorTraversable) {
                                 $paused += $resolved->getDuration();
                             }
                         }
@@ -143,6 +146,13 @@ private function runFile(File $file): float {
                     if ($result !== true) {
                         throw new FileTaskFailed($this->root, $file, $task);
                     }
+                } catch (FileMetadataError $exception) {
+                    throw new FileMetadataFailed(
+                        $this->root,
+                        $exception->getTarget(),
+                        $exception->getMetadata(),
+                        $exception->getPrevious(),
+                    );
                 } catch (ProcessorError $exception) {
                     throw $exception;
                 } catch (Exception $exception) {
@@ -150,7 +160,7 @@ private function runFile(File $file): float {
                 }
             }
 
-            if (!$file->save()) {
+            if (!$this->fs->save($file)) {
                 throw new FileSaveFailed($this->root, $file);
             }
         } catch (Throwable $exception) {
diff --git a/packages/documentator/src/Processor/ExecutorIterator.php b/packages/documentator/src/Processor/ExecutorTraversable.php
similarity index 79%
rename from packages/documentator/src/Processor/ExecutorIterator.php
rename to packages/documentator/src/Processor/ExecutorTraversable.php
index 1a2063f5..66ac93bb 100644
--- a/packages/documentator/src/Processor/ExecutorIterator.php
+++ b/packages/documentator/src/Processor/ExecutorTraversable.php
@@ -4,12 +4,12 @@
 
 use Closure;
 use Generator;
-use Iterator;
 use IteratorAggregate;
 use LastDragon_ru\LaraASP\Documentator\Processor\Contracts\Dependency;
 use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\Directory;
 use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\File;
 use Override;
+use Traversable;
 
 /**
  * @internal
@@ -19,20 +19,20 @@
  *
  * @implements IteratorAggregate<TKey, TValue>
  */
-class ExecutorIterator implements IteratorAggregate {
+class ExecutorTraversable implements IteratorAggregate {
     private float $duration = 0;
 
     public function __construct(
         /**
-         * @var Dependency<Iterator<TKey, TValue>>
+         * @var Dependency<Traversable<TKey, TValue>>
          */
         private readonly Dependency $dependency,
         /**
-         * @var Iterator<TKey, TValue>
+         * @var Traversable<TKey, TValue>
          */
-        private readonly Iterator $resolved,
+        private readonly Traversable $resolved,
         /**
-         * @var Closure(Dependency<Iterator<TKey, TValue>>, TValue): float
+         * @var Closure(Dependency<Traversable<TKey, TValue>>, TValue): float
          */
         private readonly Closure $handler,
     ) {
diff --git a/packages/documentator/src/Processor/FileSystem/File.php b/packages/documentator/src/Processor/FileSystem/File.php
index 06718c11..f6889bfa 100644
--- a/packages/documentator/src/Processor/FileSystem/File.php
+++ b/packages/documentator/src/Processor/FileSystem/File.php
@@ -2,14 +2,17 @@
 
 namespace LastDragon_ru\LaraASP\Documentator\Processor\FileSystem;
 
+use Exception;
 use InvalidArgumentException;
 use LastDragon_ru\LaraASP\Core\Utils\Path;
+use LastDragon_ru\LaraASP\Documentator\Processor\Contracts\Metadata;
+use LastDragon_ru\LaraASP\Documentator\Processor\Exceptions\FileMetadataError;
 use Override;
 use Stringable;
 
+use function array_key_exists;
 use function dirname;
 use function file_get_contents;
-use function file_put_contents;
 use function is_file;
 use function is_writable;
 use function pathinfo;
@@ -20,6 +23,12 @@
 
 class File implements Stringable {
     private ?string $content = null;
+    private bool $modified   = false;
+
+    /**
+     * @var array<class-string<Metadata<mixed>>, mixed>
+     */
+    private array $metadata = [];
 
     public function __construct(
         private readonly string $path,
@@ -69,6 +78,10 @@ public function isWritable(): bool {
         return $this->writable && is_writable($this->path);
     }
 
+    public function isModified(): bool {
+        return $this->modified;
+    }
+
     public function getContent(): string {
         if ($this->content === null) {
             $this->content = (string) file_get_contents($this->path);
@@ -78,20 +91,32 @@ public function getContent(): string {
     }
 
     public function setContent(string $content): static {
-        $this->content = $content;
+        if ($this->content !== $content) {
+            $this->content  = $content;
+            $this->modified = true;
+            $this->metadata = [];
+        }
 
         return $this;
     }
 
-    public function save(): bool {
-        // Changed?
-        if ($this->content === null) {
-            return true;
+    /**
+     * @template T
+     *
+     * @param Metadata<T> $metadata
+     *
+     * @return T
+     */
+    public function getMetadata(Metadata $metadata): mixed {
+        if (!array_key_exists($metadata::class, $this->metadata)) {
+            try {
+                $this->metadata[$metadata::class] = $metadata($this);
+            } catch (Exception $exception) {
+                throw new FileMetadataError($this, $metadata, $exception);
+            }
         }
 
-        // Save
-        return $this->isWritable()
-            && file_put_contents($this->path, $this->content) !== false;
+        return $this->metadata[$metadata::class];
     }
 
     public function getRelativePath(Directory|self $root): string {
diff --git a/packages/documentator/src/Processor/FileSystem/FileSystem.php b/packages/documentator/src/Processor/FileSystem/FileSystem.php
index a72c7208..385d7b88 100644
--- a/packages/documentator/src/Processor/FileSystem/FileSystem.php
+++ b/packages/documentator/src/Processor/FileSystem/FileSystem.php
@@ -8,6 +8,7 @@
 use Symfony\Component\Finder\Finder;
 
 use function dirname;
+use function file_put_contents;
 use function is_dir;
 use function is_file;
 
@@ -151,4 +152,9 @@ protected function getIterator(
 
         yield from [];
     }
+
+    public function save(File $file): bool {
+        return !$file->isModified()
+            || ($file->isWritable() && file_put_contents($file->getPath(), $file->getContent()) !== false);
+    }
 }
diff --git a/packages/documentator/src/Processor/FileSystem/FileSystemTest.php b/packages/documentator/src/Processor/FileSystem/FileSystemTest.php
index 674ab47d..3403c014 100644
--- a/packages/documentator/src/Processor/FileSystem/FileSystemTest.php
+++ b/packages/documentator/src/Processor/FileSystem/FileSystemTest.php
@@ -9,6 +9,7 @@
 
 use function array_map;
 use function basename;
+use function file_get_contents;
 use function iterator_to_array;
 
 /**
@@ -236,4 +237,33 @@ public function testGetDirectoriesIterator(): void {
             array_map($map, iterator_to_array($fs->getDirectoriesIterator($directory, exclude: '#^[^/]*?/a$#'))),
         );
     }
+
+
+    public function testSave(): void {
+        $fs   = new FileSystem();
+        $temp = Path::normalize(self::getTempFile(__FILE__)->getPathname());
+        $file = new File($temp, true);
+
+        self::assertTrue($fs->save($file)); // because no changes
+
+        self::assertSame($file, $file->setContent(__METHOD__));
+
+        self::assertTrue($fs->save($file));
+
+        self::assertEquals(__METHOD__, file_get_contents($temp));
+    }
+
+    public function testSaveReadonly(): void {
+        $fs   = new FileSystem();
+        $temp = Path::normalize(self::getTempFile(__FILE__)->getPathname());
+        $file = new File($temp, false);
+
+        self::assertTrue($fs->save($file)); // because no changes
+
+        self::assertSame($file, $file->setContent(__METHOD__));
+
+        self::assertFalse($fs->save($file));
+
+        self::assertEquals(__FILE__, file_get_contents($temp));
+    }
 }
diff --git a/packages/documentator/src/Processor/FileSystem/FileTest.php b/packages/documentator/src/Processor/FileSystem/FileTest.php
index 1672d28f..f3501588 100644
--- a/packages/documentator/src/Processor/FileSystem/FileTest.php
+++ b/packages/documentator/src/Processor/FileSystem/FileTest.php
@@ -4,9 +4,12 @@
 
 use InvalidArgumentException;
 use LastDragon_ru\LaraASP\Core\Utils\Path;
+use LastDragon_ru\LaraASP\Documentator\Processor\Contracts\Metadata;
 use LastDragon_ru\LaraASP\Documentator\Testing\Package\TestCase;
+use Override;
 use PHPUnit\Framework\Attributes\CoversClass;
 
+use function array_shift;
 use function basename;
 use function file_get_contents;
 use function file_put_contents;
@@ -59,40 +62,32 @@ public function testGetContent(): void {
     }
 
     public function testSetContent(): void {
-        $temp = Path::normalize(self::getTempFile(__FILE__)->getPathname());
-        $file = new File($temp, false);
+        $temp    = Path::normalize(self::getTempFile(__FILE__)->getPathname());
+        $file    = new File($temp, false);
+        $meta    = new class([1, 2]) implements Metadata {
+            public function __construct(
+                /**
+                 * @var list<int>
+                 */
+                private array $value,
+            ) {
+                // empty
+            }
+
+            #[Override]
+            public function __invoke(File $file): mixed {
+                return array_shift($this->value);
+            }
+        };
+        $current = $file->getMetadata($meta);
 
         self::assertEquals(__FILE__, $file->getContent());
+        self::assertSame($current, $file->getMetadata($meta));
         self::assertNotFalse(file_put_contents($temp, __DIR__));
         self::assertSame($file, $file->setContent(__METHOD__));
         self::assertEquals(__DIR__, file_get_contents($temp));
         self::assertEquals(__METHOD__, $file->getContent());
-    }
-
-    public function testSave(): void {
-        $temp = Path::normalize(self::getTempFile(__FILE__)->getPathname());
-        $file = new File($temp, true);
-
-        self::assertTrue($file->save()); // because no changes
-
-        self::assertSame($file, $file->setContent(__METHOD__));
-
-        self::assertTrue($file->save());
-
-        self::assertEquals(__METHOD__, file_get_contents($temp));
-    }
-
-    public function testSaveReadonly(): void {
-        $temp = Path::normalize(self::getTempFile(__FILE__)->getPathname());
-        $file = new File($temp, false);
-
-        self::assertTrue($file->save()); // because no changes
-
-        self::assertSame($file, $file->setContent(__METHOD__));
-
-        self::assertFalse($file->save());
-
-        self::assertEquals(__FILE__, file_get_contents($temp));
+        self::assertNotEquals($current, $file->getMetadata($meta));
     }
 
     public function testGetRelativePath(): void {
diff --git a/packages/documentator/src/Processor/Metadata/Markdown.php b/packages/documentator/src/Processor/Metadata/Markdown.php
new file mode 100644
index 00000000..2e685f15
--- /dev/null
+++ b/packages/documentator/src/Processor/Metadata/Markdown.php
@@ -0,0 +1,24 @@
+<?php declare(strict_types = 1);
+
+namespace LastDragon_ru\LaraASP\Documentator\Processor\Metadata;
+
+use LastDragon_ru\LaraASP\Documentator\Markdown\Document;
+use LastDragon_ru\LaraASP\Documentator\Processor\Contracts\Metadata;
+use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\File;
+use Override;
+
+/**
+ * @implements Metadata<?Document>
+ */
+class Markdown implements Metadata {
+    public function __construct() {
+        // empty
+    }
+
+    #[Override]
+    public function __invoke(File $file): mixed {
+        return $file->getExtension() === 'md'
+            ? new Document($file->getContent(), $file->getPath())
+            : null;
+    }
+}
diff --git a/packages/documentator/src/Processor/Metadata/PhpClass.php b/packages/documentator/src/Processor/Metadata/PhpClass.php
new file mode 100644
index 00000000..0368c99c
--- /dev/null
+++ b/packages/documentator/src/Processor/Metadata/PhpClass.php
@@ -0,0 +1,69 @@
+<?php declare(strict_types = 1);
+
+namespace LastDragon_ru\LaraASP\Documentator\Processor\Metadata;
+
+use LastDragon_ru\LaraASP\Documentator\Processor\Contracts\Metadata;
+use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\File;
+use Override;
+use PhpParser\Error;
+use PhpParser\NameContext;
+use PhpParser\Node;
+use PhpParser\Node\Stmt\ClassLike;
+use PhpParser\NodeFinder;
+use PhpParser\NodeTraverser;
+use PhpParser\NodeVisitor\NameResolver;
+use PhpParser\ParserFactory;
+
+/**
+ * @implements Metadata<?object{class: ClassLike, context: NameContext}>
+ */
+class PhpClass implements Metadata {
+    public function __construct() {
+        // empty
+    }
+
+    /**
+     * @inheritDoc
+     */
+    #[Override]
+    public function __invoke(File $file): mixed {
+        $class    = null;
+        $content  = $file->getContent();
+        $resolver = new NameResolver();
+
+        try {
+            $stmts  = $this->parse($resolver, $content);
+            $finder = new NodeFinder();
+            $class  = $finder->findFirst($stmts, static function (Node $node): bool {
+                return $node instanceof ClassLike;
+            });
+        } catch (Error) {
+            // not a php file
+        }
+
+        return $class instanceof ClassLike
+            ? new class ($class, $resolver->getNameContext()) {
+                public function __construct(
+                    public readonly ClassLike $class,
+                    public readonly NameContext $context,
+                ) {
+                    // empty
+                }
+            }
+            : null;
+    }
+
+    /**
+     * @return array<array-key, Node>
+     */
+    private function parse(NameResolver $resolver, string $content): array {
+        $traverser = new NodeTraverser();
+        $traverser->addVisitor($resolver);
+
+        $parser = (new ParserFactory())->createForNewestSupportedVersion();
+        $stmts  = (array) $parser->parse($content);
+        $stmts  = $traverser->traverse($stmts);
+
+        return $stmts;
+    }
+}
diff --git a/packages/documentator/src/Processor/Metadata/PhpClassTest.php b/packages/documentator/src/Processor/Metadata/PhpClassTest.php
new file mode 100644
index 00000000..2a8337e7
--- /dev/null
+++ b/packages/documentator/src/Processor/Metadata/PhpClassTest.php
@@ -0,0 +1,30 @@
+<?php declare(strict_types = 1);
+
+namespace LastDragon_ru\LaraASP\Documentator\Processor\Metadata;
+
+use LastDragon_ru\LaraASP\Core\Utils\Path;
+use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\File;
+use LastDragon_ru\LaraASP\Documentator\Testing\Package\TestCase;
+use PHPUnit\Framework\Attributes\CoversClass;
+
+/**
+ * @internal
+ */
+#[CoversClass(PhpClass::class)]
+final class PhpClassTest extends TestCase {
+    public function testInvoke(): void {
+        $file     = new File(Path::normalize(__FILE__), false);
+        $factory  = new PhpClass();
+        $metadata = $factory($file);
+
+        self::assertNotNull($metadata);
+    }
+
+    public function testInvokeNotPhp(): void {
+        $file     = new File(Path::getPath(__FILE__, '../../../README.md'), false);
+        $factory  = new PhpClass();
+        $metadata = $factory($file);
+
+        self::assertNull($metadata);
+    }
+}
diff --git a/packages/documentator/src/Processor/Metadata/PhpDocBlock.php b/packages/documentator/src/Processor/Metadata/PhpDocBlock.php
new file mode 100644
index 00000000..1095406f
--- /dev/null
+++ b/packages/documentator/src/Processor/Metadata/PhpDocBlock.php
@@ -0,0 +1,69 @@
+<?php declare(strict_types = 1);
+
+namespace LastDragon_ru\LaraASP\Documentator\Processor\Metadata;
+
+use LastDragon_ru\LaraASP\Documentator\Markdown\Document;
+use LastDragon_ru\LaraASP\Documentator\Processor\Contracts\Metadata;
+use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\File;
+use LastDragon_ru\LaraASP\Documentator\Utils\PhpDoc;
+use Override;
+use PhpParser\NameContext;
+use PhpParser\Node\Name;
+
+use function preg_replace_callback;
+use function trim;
+
+use const PREG_UNMATCHED_AS_NULL;
+
+/**
+ * @implements Metadata<?Document>
+ */
+class PhpDocBlock implements Metadata {
+    public function __construct(
+        protected readonly PhpClass $class,
+    ) {
+        // empty
+    }
+
+    /**
+     * @inheritDoc
+     */
+    #[Override]
+    public function __invoke(File $file): mixed {
+        // Class?
+        $class = $file->getMetadata($this->class);
+
+        if (!$class) {
+            return null;
+        }
+
+        // Parse
+        $content = (new PhpDoc($class->class->getDocComment()?->getText()))->getText();
+        $content = $this->preprocess($class->context, $content);
+        $content = trim($content);
+
+        if (!$content) {
+            return new Document('', $file->getPath());
+        }
+
+        // Create
+        return new Document($content, $file->getPath());
+    }
+
+    private function preprocess(NameContext $context, string $string): string {
+        return (string) preg_replace_callback(
+            pattern : '/\{@(?:see|link)\s+(?P<class>[^}\s\/:]+)(?:::(?P<method>[^(]+\(\)))?\s?\}/imu',
+            callback: static function (array $matches) use ($context): string {
+                $class  = (string) $context->getResolvedClassName(new Name($matches['class']));
+                $method = $matches['method'] ?? null;
+                $result = $method
+                    ? "`{$class}::{$method}`"
+                    : "`{$class}`";
+
+                return $result;
+            },
+            subject : $string,
+            flags   : PREG_UNMATCHED_AS_NULL,
+        );
+    }
+}
diff --git a/packages/documentator/src/Processor/Metadata/PhpDocBlockTest.php b/packages/documentator/src/Processor/Metadata/PhpDocBlockTest.php
new file mode 100644
index 00000000..24bf190c
--- /dev/null
+++ b/packages/documentator/src/Processor/Metadata/PhpDocBlockTest.php
@@ -0,0 +1,75 @@
+<?php declare(strict_types = 1);
+
+namespace LastDragon_ru\LaraASP\Documentator\Processor\Metadata;
+
+use LastDragon_ru\LaraASP\Core\Utils\Path;
+use LastDragon_ru\LaraASP\Documentator\Processor\FileSystem\File;
+use LastDragon_ru\LaraASP\Documentator\Testing\Package\TestCase;
+use Override;
+use PHPUnit\Framework\Attributes\CoversClass;
+
+/**
+ * @internal
+ */
+#[CoversClass(PhpDocBlock::class)]
+final class PhpDocBlockTest extends TestCase {
+    public function testInvoke(): void {
+        $content  = <<<'PHP'
+        <?php declare(strict_types = 1);
+
+        namespace LastDragon_ru\LaraASP\Documentator\Processor\Metadata;
+
+        use stdClass;
+        use LastDragon_ru\LaraASP\Documentator\Processor\Metadata\PhpClass;
+
+        /**
+         * Description.
+         *
+         * Summary {@see stdClass} and {@see PhpClass}.
+         */
+        class A {
+            // empty
+        }
+        PHP;
+        $file     = new File(
+            Path::normalize(self::getTempFile($content)->getPathname()),
+            false,
+        );
+        $factory  = new PhpDocBlock(new PhpClass());
+        $metadata = $factory($file);
+
+        self::assertNotNull($metadata);
+        self::assertEquals(
+            <<<'MARKDOWN'
+            Description.
+
+            Summary `stdClass` and `LastDragon_ru\LaraASP\Documentator\Processor\Metadata\PhpClass`.
+            MARKDOWN,
+            (string) $metadata,
+        );
+    }
+
+    public function testInvokeEmpty(): void {
+        $file     = new File(Path::normalize(__FILE__), false);
+        $factory  = new PhpDocBlock(new PhpClass());
+        $metadata = $factory($file);
+
+        self::assertNotNull($metadata);
+        self::assertTrue($metadata->isEmpty());
+    }
+
+    public function testInvokeNotPhp(): void {
+        $file     = new File(Path::normalize(__FILE__), false);
+        $factory  = new PhpDocBlock(
+            new class() extends PhpClass {
+                #[Override]
+                public function __invoke(File $file): mixed {
+                    return null;
+                }
+            },
+        );
+        $metadata = $factory($file);
+
+        self::assertNull($metadata);
+    }
+}
diff --git a/phpstan-baseline.neon b/phpstan-baseline.neon
index 0d369b61..7e18b431 100644
--- a/phpstan-baseline.neon
+++ b/phpstan-baseline.neon
@@ -6,7 +6,7 @@ parameters:
 			path: packages/core/src/Observer/DispatcherTest.php
 
 		-
-			message: "#^Parameter \\#1 \\$dependency of class LastDragon_ru\\\\LaraASP\\\\Documentator\\\\Processor\\\\ExecutorIterator constructor expects LastDragon_ru\\\\LaraASP\\\\Documentator\\\\Processor\\\\Contracts\\\\Dependency\\<Iterator\\<mixed, LastDragon_ru\\\\LaraASP\\\\Documentator\\\\Processor\\\\FileSystem\\\\Directory\\|LastDragon_ru\\\\LaraASP\\\\Documentator\\\\Processor\\\\FileSystem\\\\File\\>\\>, LastDragon_ru\\\\LaraASP\\\\Documentator\\\\Processor\\\\Contracts\\\\Dependency\\<\\*\\> given\\.$#"
+			message: "#^Parameter \\#1 \\$dependency of class LastDragon_ru\\\\LaraASP\\\\Documentator\\\\Processor\\\\ExecutorTraversable constructor expects LastDragon_ru\\\\LaraASP\\\\Documentator\\\\Processor\\\\Contracts\\\\Dependency\\<Traversable\\<mixed, LastDragon_ru\\\\LaraASP\\\\Documentator\\\\Processor\\\\FileSystem\\\\Directory\\|LastDragon_ru\\\\LaraASP\\\\Documentator\\\\Processor\\\\FileSystem\\\\File\\>\\>, LastDragon_ru\\\\LaraASP\\\\Documentator\\\\Processor\\\\Contracts\\\\Dependency\\<\\*\\> given\\.$#"
 			count: 1
 			path: packages/documentator/src/Processor/Executor.php