diff --git a/includes/class-activity-dispatcher.php b/includes/class-activity-dispatcher.php
index 462a75a..a62155a 100644
--- a/includes/class-activity-dispatcher.php
+++ b/includes/class-activity-dispatcher.php
@@ -5,7 +5,7 @@ use WP_Post;
 use Activitypub\Activity\Activity;
 use Activitypub\Collection\Users;
 use Activitypub\Collection\Followers;
-use Activitypub\Transformer\Post;
+use Activitypub\Transformer_Manager;
 
 use function Activitypub\is_single_user;
 use function Activitypub\is_user_disabled;
@@ -65,7 +65,9 @@ class Activity_Dispatcher {
 			return;
 		}
 
-		$object = Post::transform( $wp_post )->to_object();
+		$transformer = Transformer_Manager::get_transformer( $wp_post );
+		$transformer->transform( $wp_post );
+		$transformer->to_object();
 
 		$activity = new Activity();
 		$activity->set_type( $type );
@@ -101,7 +103,9 @@ class Activity_Dispatcher {
 			return;
 		}
 
-		$object = Post::transform( $wp_post )->to_object();
+		$transformer = Transformer_Manager::get_transformer( $wp_post );
+		$transformer->transform( $wp_post );
+		$transformer->to_object();
 
 		$activity = new Activity();
 		$activity->set_type( 'Announce' );
diff --git a/includes/class-scheduler.php b/includes/class-scheduler.php
index 63f9273..a58e5b9 100644
--- a/includes/class-scheduler.php
+++ b/includes/class-scheduler.php
@@ -4,7 +4,6 @@ namespace Activitypub;
 
 use Activitypub\Collection\Users;
 use Activitypub\Collection\Followers;
-use Activitypub\Transformer\Post;
 
 /**
  * ActivityPub Scheduler Class
diff --git a/includes/class-transformers-manager.php b/includes/class-transformers-manager.php
index 4266a8f..93a8b98 100644
--- a/includes/class-transformers-manager.php
+++ b/includes/class-transformers-manager.php
@@ -255,5 +255,24 @@ class Transformers_Manager {
 	}
 
 
+	/**
+	 * Get the right ActivityPub transformer.
+	 *
+	 * @since 1.0.0
+	 * @access public
+	 *
+     * @param WP_Post $wp_post The WordPress Post.
+	 *
+	 * @return Transformer_Base|null Registered transformers.
+	*/
+	public function get_transformer( $wp_post ) {
+		if ( is_null( $this->transformers[ ] ) ) {
+			return null;
+		}
+
+		return new $this->transformers[ $wp_post ];
+	}
+
+
 }	
 
diff --git a/includes/model/class-post.php b/includes/model/class-post.php
index 33c1e31..6d34ab9 100644
--- a/includes/model/class-post.php
+++ b/includes/model/class-post.php
@@ -31,7 +31,7 @@ class Post {
 	 */
 	// phpcs:ignore Generic.CodeAnalysis.UnusedFunctionParameter.FoundAfterLastUsed, VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
 	public function __construct( $post, $post_author = null ) {
-		_deprecated_function( __CLASS__, '1.0.0', '\Activitypub\Transformer\Post' );
+		_deprecated_function( __CLASS__, '1.0.0', '\Activitypub\Transformer_Post' );
 
 		$this->post   = $post;
 		$this->object = Post_Transformer::transform( $post )->to_object();
diff --git a/includes/rest/class-collection.php b/includes/rest/class-collection.php
index 365641c..80fd6f4 100644
--- a/includes/rest/class-collection.php
+++ b/includes/rest/class-collection.php
@@ -4,7 +4,7 @@ namespace Activitypub\Rest;
 use WP_Error;
 use WP_REST_Server;
 use WP_REST_Response;
-use Activitypub\Transformer\Post;
+use Activitypub\Transformer_Manager;
 use Activitypub\Activity\Activity;
 use Activitypub\Collection\Users as User_Collection;
 
@@ -168,7 +168,7 @@ class Collection {
 		);
 
 		foreach ( $posts as $post ) {
-			$response['orderedItems'][] = Post::transform( $post )->to_object()->to_array();
+			$response['orderedItems'][] = Transformer_Manager::get_transformer( $post )->transform( $post )->to_object()->to_array();
 		}
 
 		$rest_response = new WP_REST_Response( $response, 200 );
diff --git a/includes/rest/class-outbox.php b/includes/rest/class-outbox.php
index d640d17..4dbd81a 100644
--- a/includes/rest/class-outbox.php
+++ b/includes/rest/class-outbox.php
@@ -5,7 +5,7 @@ use stdClass;
 use WP_Error;
 use WP_REST_Server;
 use WP_REST_Response;
-use Activitypub\Transformer\Post;
+use Activitypub\Transformer_Manager;
 use Activitypub\Activity\Activity;
 use Activitypub\Collection\Users as User_Collection;
 
@@ -105,7 +105,9 @@ class Outbox {
 			);
 
 			foreach ( $posts as $post ) {
-				$post = Post::transform( $post )->to_object();
+				$transformer = Transformer_Manager::get_transformer( $wp_post );
+				$transformer->transform( $wp_post );
+				$post = $transformer->to_object();
 				$activity = new Activity();
 				$activity->set_type( 'Create' );
 				$activity->set_context( null );
diff --git a/includes/transformer/class-post.php b/includes/transformer/class-post.php
index 16319b0..5e3429b 100644
--- a/includes/transformer/class-post.php
+++ b/includes/transformer/class-post.php
@@ -41,28 +41,28 @@ class Transformer_Post extends Transformer_Base {
 	 *
 	 * @return void
 	 */
-	public static function transform( WP_Post $wp_post ) {
-		return new static( $wp_post );
+	public function transform( WP_Post $wp_post ) {
+		$this->wp_post = $wp_post;
 	}
 
+	/**
+	 * Getter function for the name of the transformer.
+	 *
+	 * @return string name
+	 */
 	public function get_name() {
 		return 'activitypub/default';
 	}
 
+	/**
+	 * Getter function for the display name (label/title) of the transformer.
+	 *
+	 * @return string name
+	 */
 	public function get_label() {
 		return 'Built-In';
 	}
 
-	/**
-	 *
-	 *
-	 * @param WP_Post $wp_post
-	 */
-	// TODO
-	// public function __construct( WP_Post $wp_post ) {
-	// 	$this->wp_post = $wp_post;
-	// }
-
 	/**
 	 * Transforms the WP_Post object to an ActivityPub Object
 	 *
diff --git a/templates/post-json.php b/templates/post-json.php
index 89467c4..6461b28 100644
--- a/templates/post-json.php
+++ b/templates/post-json.php
@@ -2,8 +2,10 @@
 // phpcs:ignore WordPress.WP.GlobalVariablesOverride.Prohibited
 $post = \get_post();
 
-$object = new \Activitypub\Transformer\Post( $post );
-$json = \array_merge( array( '@context' => \Activitypub\get_context() ), $object->to_object()->to_array() );
+$transformer = \Activitypub\Transformer_Manager::get_transformer( $post );
+$transformer->transform( $wp_post );
+
+$json = \array_merge( array( '@context' => \Activitypub\get_context() ), $transformer->to_object()->to_array() );
 
 // filter output
 $json = \apply_filters( 'activitypub_json_post_array', $json );
diff --git a/tests/test-class-activitypub-activity.php b/tests/test-class-activitypub-activity.php
index ba9f5a2..c6cf11a 100644
--- a/tests/test-class-activitypub-activity.php
+++ b/tests/test-class-activitypub-activity.php
@@ -16,8 +16,9 @@ class Test_Activitypub_Activity extends WP_UnitTestCase {
 			},
 			10
 		);
-
-		$activitypub_post = \Activitypub\Transformer\Post::transform( get_post( $post ) )->to_object();
+		
+		$wp_post = get_post( $post );
+		$activitypub_post = \Activitypub\Transformer_Manager::get_transforemr( $wp_post )->transform( $wp_post )->to_object();
 
 		$activitypub_activity = new \Activitypub\Activity\Activity();
 		$activitypub_activity->set_type( 'Create' );
diff --git a/tests/test-class-activitypub-post.php b/tests/test-class-activitypub-post.php
index 0b5ee6d..509d816 100644
--- a/tests/test-class-activitypub-post.php
+++ b/tests/test-class-activitypub-post.php
@@ -10,13 +10,13 @@ class Test_Activitypub_Post extends WP_UnitTestCase {
 
 		$permalink = \get_permalink( $post );
 
-		$activitypub_post = \Activitypub\Transformer\Post::transform( get_post( $post ) )->to_object();
+		$activitypub_post = \Activitypub\Transformer_Manager::get_transformer( get_post( $post ) )->transform( get_post( $post ) )->to_object();
 
 		$this->assertEquals( $permalink, $activitypub_post->get_id() );
 
 		\wp_trash_post( $post );
 
-		$activitypub_post = \Activitypub\Transformer\Post::transform( get_post( $post ) )->to_object();
+		$activitypub_post = \Activitypub\Transformer_Manager::get_transformer( get_post( $post ) )->transform( get_post( $post ) )->to_object();
 
 		$this->assertEquals( $permalink, $activitypub_post->get_id() );
 
diff --git a/tests/test-class-activitypub-rest-post-signature-verification.php b/tests/test-class-activitypub-rest-post-signature-verification.php
index 2d1c2f9..7b8ead9 100644
--- a/tests/test-class-activitypub-rest-post-signature-verification.php
+++ b/tests/test-class-activitypub-rest-post-signature-verification.php
@@ -10,7 +10,7 @@ class Test_Activitypub_Signature_Verification extends WP_UnitTestCase {
 			)
 		);
 		$remote_actor = \get_author_posts_url( 2 );
-		$activitypub_post = \Activitypub\Transformer\Post::transform( get_post( $post ) )->to_object();
+		$activitypub_post = \Activitypub\Transformer_Manager::get_transformer( get_post( $post ) )->transform( get_post( $post ) )->to_object();
 		$activitypub_activity = new Activitypub\Activity\Activity( 'Create' );
 		$activitypub_activity->set_type( 'Create' );
 		$activitypub_activity->set_object( $activitypub_post );
@@ -82,7 +82,7 @@ class Test_Activitypub_Signature_Verification extends WP_UnitTestCase {
 		);
 		$remote_actor = \get_author_posts_url( 2 );
 		$remote_actor_inbox = Activitypub\get_rest_url_by_path( '/inbox' );
-		$activitypub_post = \Activitypub\Transformer\Post::transform( \get_post( $post ) )->to_object();
+		$activitypub_post = \Activitypub\Transformer_Manager::get_transformer( get_post( $post ) )->transform( get_post( $post ) )->to_object();
 		$activitypub_activity = new Activitypub\Activity\Activity();
 		$activitypub_activity->set_type( 'Create' );
 		$activitypub_activity->set_object( $activitypub_post );