diff --git a/bin/01-post-build b/bin/01-post-build
new file mode 100755
index 0000000..b9f9fb5
--- /dev/null
+++ b/bin/01-post-build
@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+
+set -e
+
+# Go files are generated into their full module path.
+# This script moves the files to the correct location.
+cp -r /project/go/github.com/gaming-platform/api/go/* /project/go
+rm -rf /project/go/github.com
+
+/project/bin/generateAdditionalLanguageFeatures
+/project/bin/generateLegacyLanguageFeatures
diff --git a/bin/fixGoPaths b/bin/fixGoPaths
deleted file mode 100755
index 1d741ee..0000000
--- a/bin/fixGoPaths
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/usr/bin/env bash
-
-set -e
-
-# Go files are generated into their full module path.
-# This script moves the files to the correct location.
-cp -r ./go/github.com/gaming-platform/api/go/* ./go
-rm -rf ./go/github.com
diff --git a/bin/generateAdditionalLanguageFeatures b/bin/generateAdditionalLanguageFeatures
new file mode 100755
index 0000000..284a254
--- /dev/null
+++ b/bin/generateAdditionalLanguageFeatures
@@ -0,0 +1,104 @@
+#!/usr/bin/env php
+<?php
+
+declare(strict_types=1);
+
+const PHP_PACKAGE_NAMESPACE = 'GamingPlatform\\Api';
+const PHP_PACKAGE_PATH = '/project/php/GamingPlatform/Api';
+const GO_PACKAGE_PATH = '/project/go';
+
+function loadFiles($directory): void
+{
+    $entries = array_diff(scandir($directory), ['.', '..']);
+    foreach ($entries as $entry) {
+        $path = $directory . '/' . $entry;
+        is_dir($path) ? loadFiles($path) : require_once $path;
+    }
+}
+
+function findMessagesClasses(): array
+{
+    $definedMessages = array_filter(
+        get_declared_classes(),
+        static fn(string $class) => str_starts_with($class, PHP_PACKAGE_NAMESPACE)
+            && in_array(\Google\Protobuf\Internal\Message::class, class_parents($class))
+    );
+    $domains = [];
+
+    foreach ($definedMessages as $message) {
+        preg_match(
+                '/(?<domain>.*)\\\\(?<version>V\d+)\\\\(?<message>.*)/',
+                substr($message, strlen(PHP_PACKAGE_NAMESPACE) + 1),
+                $matches
+        );
+
+        $domainKey = $matches['domain'] . $matches['version'];
+        $domains[$domainKey] ??= ['name' => $matches['domain'], 'version' => $matches['version'], 'messages' => []];
+        $domains[$domainKey]['messages'][] = [
+            'name' => $matches['message'],
+            'snakeName' => str_replace('\\', '_', $matches['message']),
+            'wireType' => !str_contains($matches['message'], '\\')
+                ? $matches['domain'] . '.' . $matches['message'] . '.' . strtolower($matches['version'])
+                : null
+        ];
+    }
+
+    return $domains;
+}
+
+function writePhpFiles(array $domains): void
+{
+    foreach ($domains as $domain) {
+        $path = PHP_PACKAGE_PATH . '/' . $domain['name'] . '/' . $domain['version'] . '/' . $domain['name'] . $domain['version'] . '.php';
+        $namespace = PHP_PACKAGE_NAMESPACE . '\\' . $domain['name'] . '\\' . $domain['version'];
+
+        $content = '<?php' . PHP_EOL . PHP_EOL;
+        $content .= 'declare(strict_types=1);' . PHP_EOL . PHP_EOL;
+        $content .= 'namespace ' . $namespace . ';' . PHP_EOL . PHP_EOL;
+        $content .= '// This file is auto-generated. Do not edit!' . PHP_EOL . PHP_EOL;
+        $content .= 'final class ' . $domain['name'] . $domain['version'] . PHP_EOL;
+        $content .= '{' . PHP_EOL;
+        foreach ($domain['messages'] as $message) {
+            if ($message['wireType']) {
+                $content .= '    public const string ' . $message['name'] . 'Type = \'' . $message['wireType'] . '\';' . PHP_EOL;
+            }
+            $content .= '    public static function create' . $message['snakeName'] . '(' . PHP_EOL;
+            $content .= '        ?string $data = null' . PHP_EOL;
+            $content .= '    ): ' . $message['name'] . ' {' . PHP_EOL;
+            $content .= '        static $template;' . PHP_EOL;
+            $content .= '        $template ??= new ' . $message['name'] . '();' . PHP_EOL;
+            $content .= '        $message = clone $template;' . PHP_EOL;
+            $content .= '        if ($data !== null) $message->mergeFromString($data);' . PHP_EOL;
+            $content .= '        return $message;' . PHP_EOL;
+            $content .= '    }' . PHP_EOL;
+        }
+        $content .= '}' . PHP_EOL;
+
+        echo 'Write ' . $path . PHP_EOL;
+        file_put_contents($path, $content);
+    }
+}
+
+function writeGoFiles(array $domains): void
+{
+    foreach ($domains as $domain) {
+        $path = GO_PACKAGE_PATH . '/' . strtolower($domain['name'] . '/' . $domain['version']) . '/gamingplatform.go';
+
+        $content = 'package ' . strtolower($domain['name'] . $domain['version']) . PHP_EOL . PHP_EOL;
+        $content .= '// This file is auto-generated. Do not edit!' . PHP_EOL . PHP_EOL;
+        foreach ($domain['messages'] as $message) {
+            if ($message['wireType']) {
+                $content .= 'const ' . $message['name'] . 'Type = "' . $message['wireType'] . '"' . PHP_EOL;
+            }
+        }
+
+        echo 'Write ' . $path . PHP_EOL;
+        file_put_contents($path, $content);
+    }
+}
+
+loadFiles(PHP_PACKAGE_PATH);
+
+$messageClasses = findMessagesClasses();
+writePhpFiles($messageClasses);
+writeGoFiles($messageClasses);
diff --git a/bin/generatePhpFactories b/bin/generateLegacyLanguageFeatures
similarity index 96%
rename from bin/generatePhpFactories
rename to bin/generateLegacyLanguageFeatures
index 4217342..c128251 100755
--- a/bin/generatePhpFactories
+++ b/bin/generateLegacyLanguageFeatures
@@ -62,9 +62,11 @@ function writeFactories(array $factories): void
         $content .= 'declare(strict_types=1);' . PHP_EOL . PHP_EOL;
         $content .= 'namespace ' . $factory['namespace'] . ';' . PHP_EOL . PHP_EOL;
         $content .= '// This file is auto-generated. Do not edit!' . PHP_EOL . PHP_EOL;
+        $content .= '/** @deprecated */' . PHP_EOL;
         $content .= 'final class ' . $factory['name'] . PHP_EOL;
         $content .= '{' . PHP_EOL;
         foreach ($factory['methods'] as $method) {
+            $content .= '    /** @deprecated */' . PHP_EOL;
             $content .= '    public static function ' . $method['name'] . '(' . PHP_EOL;
             $content .= '        string $data' . PHP_EOL;
             $content .= '    ): ' . $method['returnType'] . ' {' . PHP_EOL;
diff --git a/go/chat/v1/gamingplatform.go b/go/chat/v1/gamingplatform.go
new file mode 100644
index 0000000..afb83a4
--- /dev/null
+++ b/go/chat/v1/gamingplatform.go
@@ -0,0 +1,7 @@
+package chatv1
+
+// This file is auto-generated. Do not edit!
+
+const InitiateChatType = "Chat.InitiateChat.v1"
+const InitiateChatResponseType = "Chat.InitiateChatResponse.v1"
+const MessageWrittenType = "Chat.MessageWritten.v1"
diff --git a/go/common/v1/gamingplatform.go b/go/common/v1/gamingplatform.go
new file mode 100644
index 0000000..f1c50c5
--- /dev/null
+++ b/go/common/v1/gamingplatform.go
@@ -0,0 +1,5 @@
+package commonv1
+
+// This file is auto-generated. Do not edit!
+
+const ErrorResponseType = "Common.ErrorResponse.v1"
diff --git a/go/identity/v1/gamingplatform.go b/go/identity/v1/gamingplatform.go
new file mode 100644
index 0000000..cd96545
--- /dev/null
+++ b/go/identity/v1/gamingplatform.go
@@ -0,0 +1,11 @@
+package identityv1
+
+// This file is auto-generated. Do not edit!
+
+const BotType = "Identity.Bot.v1"
+const GetBotByUsernameType = "Identity.GetBotByUsername.v1"
+const GetBotByUsernameResponseType = "Identity.GetBotByUsernameResponse.v1"
+const RegisterBotType = "Identity.RegisterBot.v1"
+const RegisterBotResponseType = "Identity.RegisterBotResponse.v1"
+const UserArrivedType = "Identity.UserArrived.v1"
+const UserSignedUpType = "Identity.UserSignedUp.v1"
diff --git a/php/GamingPlatform/Api/Chat/V1/ChatV1.php b/php/GamingPlatform/Api/Chat/V1/ChatV1.php
new file mode 100644
index 0000000..fc6d18e
--- /dev/null
+++ b/php/GamingPlatform/Api/Chat/V1/ChatV1.php
@@ -0,0 +1,41 @@
+<?php
+
+declare(strict_types=1);
+
+namespace GamingPlatform\Api\Chat\V1;
+
+// This file is auto-generated. Do not edit!
+
+final class ChatV1
+{
+    public const string InitiateChatType = 'Chat.InitiateChat.v1';
+    public static function createInitiateChat(
+        ?string $data = null
+    ): InitiateChat {
+        static $template;
+        $template ??= new InitiateChat();
+        $message = clone $template;
+        if ($data !== null) $message->mergeFromString($data);
+        return $message;
+    }
+    public const string InitiateChatResponseType = 'Chat.InitiateChatResponse.v1';
+    public static function createInitiateChatResponse(
+        ?string $data = null
+    ): InitiateChatResponse {
+        static $template;
+        $template ??= new InitiateChatResponse();
+        $message = clone $template;
+        if ($data !== null) $message->mergeFromString($data);
+        return $message;
+    }
+    public const string MessageWrittenType = 'Chat.MessageWritten.v1';
+    public static function createMessageWritten(
+        ?string $data = null
+    ): MessageWritten {
+        static $template;
+        $template ??= new MessageWritten();
+        $message = clone $template;
+        if ($data !== null) $message->mergeFromString($data);
+        return $message;
+    }
+}
diff --git a/php/GamingPlatform/Api/Chat/V1/ChatV1Factory.php b/php/GamingPlatform/Api/Chat/V1/ChatV1Factory.php
index c1320b6..5419e3b 100644
--- a/php/GamingPlatform/Api/Chat/V1/ChatV1Factory.php
+++ b/php/GamingPlatform/Api/Chat/V1/ChatV1Factory.php
@@ -6,8 +6,10 @@
 
 // This file is auto-generated. Do not edit!
 
+/** @deprecated */
 final class ChatV1Factory
 {
+    /** @deprecated */
     public static function createInitiateChat(
         string $data
     ): \GamingPlatform\Api\Chat\V1\InitiateChat {
@@ -18,6 +20,7 @@ public static function createInitiateChat(
         return $message;
     }
 
+    /** @deprecated */
     public static function createInitiateChatResponse(
         string $data
     ): \GamingPlatform\Api\Chat\V1\InitiateChatResponse {
@@ -28,6 +31,7 @@ public static function createInitiateChatResponse(
         return $message;
     }
 
+    /** @deprecated */
     public static function createMessageWritten(
         string $data
     ): \GamingPlatform\Api\Chat\V1\MessageWritten {
diff --git a/php/GamingPlatform/Api/Common/V1/CommonV1.php b/php/GamingPlatform/Api/Common/V1/CommonV1.php
new file mode 100644
index 0000000..681d421
--- /dev/null
+++ b/php/GamingPlatform/Api/Common/V1/CommonV1.php
@@ -0,0 +1,39 @@
+<?php
+
+declare(strict_types=1);
+
+namespace GamingPlatform\Api\Common\V1;
+
+// This file is auto-generated. Do not edit!
+
+final class CommonV1
+{
+    public static function createErrorResponse_Violation_Parameter(
+        ?string $data = null
+    ): ErrorResponse\Violation\Parameter {
+        static $template;
+        $template ??= new ErrorResponse\Violation\Parameter();
+        $message = clone $template;
+        if ($data !== null) $message->mergeFromString($data);
+        return $message;
+    }
+    public static function createErrorResponse_Violation(
+        ?string $data = null
+    ): ErrorResponse\Violation {
+        static $template;
+        $template ??= new ErrorResponse\Violation();
+        $message = clone $template;
+        if ($data !== null) $message->mergeFromString($data);
+        return $message;
+    }
+    public const string ErrorResponseType = 'Common.ErrorResponse.v1';
+    public static function createErrorResponse(
+        ?string $data = null
+    ): ErrorResponse {
+        static $template;
+        $template ??= new ErrorResponse();
+        $message = clone $template;
+        if ($data !== null) $message->mergeFromString($data);
+        return $message;
+    }
+}
diff --git a/php/GamingPlatform/Api/Common/V1/CommonV1Factory.php b/php/GamingPlatform/Api/Common/V1/CommonV1Factory.php
index 68b9c79..3a01ea5 100644
--- a/php/GamingPlatform/Api/Common/V1/CommonV1Factory.php
+++ b/php/GamingPlatform/Api/Common/V1/CommonV1Factory.php
@@ -6,8 +6,10 @@
 
 // This file is auto-generated. Do not edit!
 
+/** @deprecated */
 final class CommonV1Factory
 {
+    /** @deprecated */
     public static function createErrorResponse_Violation_Parameter(
         string $data
     ): \GamingPlatform\Api\Common\V1\ErrorResponse\Violation\Parameter {
@@ -18,6 +20,7 @@ public static function createErrorResponse_Violation_Parameter(
         return $message;
     }
 
+    /** @deprecated */
     public static function createErrorResponse_Violation(
         string $data
     ): \GamingPlatform\Api\Common\V1\ErrorResponse\Violation {
@@ -28,6 +31,7 @@ public static function createErrorResponse_Violation(
         return $message;
     }
 
+    /** @deprecated */
     public static function createErrorResponse(
         string $data
     ): \GamingPlatform\Api\Common\V1\ErrorResponse {
diff --git a/php/GamingPlatform/Api/Identity/V1/IdentityV1.php b/php/GamingPlatform/Api/Identity/V1/IdentityV1.php
new file mode 100644
index 0000000..d3f44a1
--- /dev/null
+++ b/php/GamingPlatform/Api/Identity/V1/IdentityV1.php
@@ -0,0 +1,81 @@
+<?php
+
+declare(strict_types=1);
+
+namespace GamingPlatform\Api\Identity\V1;
+
+// This file is auto-generated. Do not edit!
+
+final class IdentityV1
+{
+    public const string BotType = 'Identity.Bot.v1';
+    public static function createBot(
+        ?string $data = null
+    ): Bot {
+        static $template;
+        $template ??= new Bot();
+        $message = clone $template;
+        if ($data !== null) $message->mergeFromString($data);
+        return $message;
+    }
+    public const string GetBotByUsernameType = 'Identity.GetBotByUsername.v1';
+    public static function createGetBotByUsername(
+        ?string $data = null
+    ): GetBotByUsername {
+        static $template;
+        $template ??= new GetBotByUsername();
+        $message = clone $template;
+        if ($data !== null) $message->mergeFromString($data);
+        return $message;
+    }
+    public const string GetBotByUsernameResponseType = 'Identity.GetBotByUsernameResponse.v1';
+    public static function createGetBotByUsernameResponse(
+        ?string $data = null
+    ): GetBotByUsernameResponse {
+        static $template;
+        $template ??= new GetBotByUsernameResponse();
+        $message = clone $template;
+        if ($data !== null) $message->mergeFromString($data);
+        return $message;
+    }
+    public const string RegisterBotType = 'Identity.RegisterBot.v1';
+    public static function createRegisterBot(
+        ?string $data = null
+    ): RegisterBot {
+        static $template;
+        $template ??= new RegisterBot();
+        $message = clone $template;
+        if ($data !== null) $message->mergeFromString($data);
+        return $message;
+    }
+    public const string RegisterBotResponseType = 'Identity.RegisterBotResponse.v1';
+    public static function createRegisterBotResponse(
+        ?string $data = null
+    ): RegisterBotResponse {
+        static $template;
+        $template ??= new RegisterBotResponse();
+        $message = clone $template;
+        if ($data !== null) $message->mergeFromString($data);
+        return $message;
+    }
+    public const string UserArrivedType = 'Identity.UserArrived.v1';
+    public static function createUserArrived(
+        ?string $data = null
+    ): UserArrived {
+        static $template;
+        $template ??= new UserArrived();
+        $message = clone $template;
+        if ($data !== null) $message->mergeFromString($data);
+        return $message;
+    }
+    public const string UserSignedUpType = 'Identity.UserSignedUp.v1';
+    public static function createUserSignedUp(
+        ?string $data = null
+    ): UserSignedUp {
+        static $template;
+        $template ??= new UserSignedUp();
+        $message = clone $template;
+        if ($data !== null) $message->mergeFromString($data);
+        return $message;
+    }
+}
diff --git a/php/GamingPlatform/Api/Identity/V1/IdentityV1Factory.php b/php/GamingPlatform/Api/Identity/V1/IdentityV1Factory.php
index b164f73..bcf4b54 100644
--- a/php/GamingPlatform/Api/Identity/V1/IdentityV1Factory.php
+++ b/php/GamingPlatform/Api/Identity/V1/IdentityV1Factory.php
@@ -6,8 +6,10 @@
 
 // This file is auto-generated. Do not edit!
 
+/** @deprecated */
 final class IdentityV1Factory
 {
+    /** @deprecated */
     public static function createBot(
         string $data
     ): \GamingPlatform\Api\Identity\V1\Bot {
@@ -18,6 +20,7 @@ public static function createBot(
         return $message;
     }
 
+    /** @deprecated */
     public static function createGetBotByUsername(
         string $data
     ): \GamingPlatform\Api\Identity\V1\GetBotByUsername {
@@ -28,6 +31,7 @@ public static function createGetBotByUsername(
         return $message;
     }
 
+    /** @deprecated */
     public static function createGetBotByUsernameResponse(
         string $data
     ): \GamingPlatform\Api\Identity\V1\GetBotByUsernameResponse {
@@ -38,6 +42,7 @@ public static function createGetBotByUsernameResponse(
         return $message;
     }
 
+    /** @deprecated */
     public static function createRegisterBot(
         string $data
     ): \GamingPlatform\Api\Identity\V1\RegisterBot {
@@ -48,6 +53,7 @@ public static function createRegisterBot(
         return $message;
     }
 
+    /** @deprecated */
     public static function createRegisterBotResponse(
         string $data
     ): \GamingPlatform\Api\Identity\V1\RegisterBotResponse {
@@ -58,6 +64,7 @@ public static function createRegisterBotResponse(
         return $message;
     }
 
+    /** @deprecated */
     public static function createUserArrived(
         string $data
     ): \GamingPlatform\Api\Identity\V1\UserArrived {
@@ -68,6 +75,7 @@ public static function createUserArrived(
         return $message;
     }
 
+    /** @deprecated */
     public static function createUserSignedUp(
         string $data
     ): \GamingPlatform\Api\Identity\V1\UserSignedUp {
diff --git a/project b/project
index 9cca1aa..c086ad1 100755
--- a/project
+++ b/project
@@ -19,8 +19,7 @@ protoc() {
         --rm \
         -v $(pwd):/project \
         ghcr.io/gaming-platform/docker-php-fpm:8.3-development \
-        /project/bin/generatePhpFactories
-    docker compose run --rm protoc /project/bin/fixGoPaths
+        /project/bin/01-post-build
 }
 
 if [ "$*" = "" ]