diff --git a/CMakeLists.txt b/CMakeLists.txt
index 45be82a..d34f083 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,7 +5,7 @@
 # of this license document, but changing it is not allowed.
 #
 
-cmake_minimum_required(VERSION 3.20)
+cmake_minimum_required(VERSION 3.19)
 project(Butterfly LANGUAGES CXX)
 if(TARGET ${PROJECT_NAME})
   message("The ${PROJECT_NAME} arledy included in main Project")
@@ -17,7 +17,7 @@ set(CMAKE_AUTOMOC ON)
 set(CMAKE_AUTORCC ON)
 set(CMAKE_AUTOUIC ON)
 
-set(CMAKE_CXX_STANDARD 23)
+set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
 if (ANDROID OR IOS)
diff --git a/src/engine/src/private/asyncimageresponse.cpp b/src/engine/src/private/asyncimageresponse.cpp
index 5e1ed73..bfcebec 100644
--- a/src/engine/src/private/asyncimageresponse.cpp
+++ b/src/engine/src/private/asyncimageresponse.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
diff --git a/src/engine/src/private/asyncimageresponse.h b/src/engine/src/private/asyncimageresponse.h
index d6b2db4..79500fb 100644
--- a/src/engine/src/private/asyncimageresponse.h
+++ b/src/engine/src/private/asyncimageresponse.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
diff --git a/src/engine/src/private/availablelevelsmodel.cpp b/src/engine/src/private/availablelevelsmodel.cpp
index 96f5cb4..d0f0088 100644
--- a/src/engine/src/private/availablelevelsmodel.cpp
+++ b/src/engine/src/private/availablelevelsmodel.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -9,7 +9,7 @@
 #include "user.h"
 #include <Crawl/iitem.h>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 AvailableLevelsModel::AvailableLevelsModel() {
 
diff --git a/src/engine/src/private/availablelevelsmodel.h b/src/engine/src/private/availablelevelsmodel.h
index 010478b..d272105 100644
--- a/src/engine/src/private/availablelevelsmodel.h
+++ b/src/engine/src/private/availablelevelsmodel.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -10,7 +10,7 @@
 
 #include "baseuserlistmodel.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 class User;
 class IItem;
diff --git a/src/engine/src/private/baseuserlistmodel.cpp b/src/engine/src/private/baseuserlistmodel.cpp
index 05933e5..78dbfa5 100644
--- a/src/engine/src/private/baseuserlistmodel.cpp
+++ b/src/engine/src/private/baseuserlistmodel.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -11,7 +11,7 @@
 #include "store.h"
 #include <Crawl/iitem.h>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 BaseUserListModel::BaseUserListModel() {
 
diff --git a/src/engine/src/private/baseuserlistmodel.h b/src/engine/src/private/baseuserlistmodel.h
index 1bfaaf5..5f9048f 100644
--- a/src/engine/src/private/baseuserlistmodel.h
+++ b/src/engine/src/private/baseuserlistmodel.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -10,7 +10,7 @@
 
 #include <QAbstractListModel>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 class User;
 class IItem;
diff --git a/src/engine/src/private/defaultbackgroundai.cpp b/src/engine/src/private/defaultbackgroundai.cpp
index eaf7980..b4673ce 100644
--- a/src/engine/src/private/defaultbackgroundai.cpp
+++ b/src/engine/src/private/defaultbackgroundai.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -8,7 +8,7 @@
 #include "defaultbackgroundai.h"
 #include <QTimer>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 DefaultBackgroundAI::DefaultBackgroundAI() {
     _timer = new QTimer();
diff --git a/src/engine/src/private/defaultbackgroundai.h b/src/engine/src/private/defaultbackgroundai.h
index e4dc8eb..b9cd662 100644
--- a/src/engine/src/private/defaultbackgroundai.h
+++ b/src/engine/src/private/defaultbackgroundai.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -12,7 +12,7 @@
 #include <Crawl/iai.h>
 class QTimer;
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 class DefaultBackgroundAI: public DefaultControl, public IAI {
     Q_OBJECT
diff --git a/src/engine/src/private/engine.cpp b/src/engine/src/private/engine.cpp
index 7be0bff..e1afd8e 100644
--- a/src/engine/src/private/engine.cpp
+++ b/src/engine/src/private/engine.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -21,7 +21,7 @@
 #include "QtConcurrent"
 #include "store.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 Engine::Engine(QObject *parent): QObject(parent) {
     _store = new Store();
diff --git a/src/engine/src/private/engine.h b/src/engine/src/private/engine.h
index 5e2af5d..868eb2e 100644
--- a/src/engine/src/private/engine.h
+++ b/src/engine/src/private/engine.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -14,7 +14,7 @@
 #include <Crawl/diff.h>
 #include <Crawl/ilevel.h>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 class IWorld;
 class Store;
@@ -78,7 +78,7 @@ public:
     QObject* world() const;
 
     /**
-     * @brief currentUser This method return pointer too current user.
+     * @brief currentUser This method return pointer to current user.
      * @return pointer too current user.
      */
     User *currentUser() const;
diff --git a/src/engine/src/private/eventserver.cpp b/src/engine/src/private/eventserver.cpp
index 923a00c..e51ef36 100644
--- a/src/engine/src/private/eventserver.cpp
+++ b/src/engine/src/private/eventserver.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -12,7 +12,7 @@
 #include <QtConcurrent>
 #include <thread>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 EventServer::EventServer(IWorld *instance) {
     debug_assert(instance, "Invalid World pointer in EventServer");
diff --git a/src/engine/src/private/eventserver.h b/src/engine/src/private/eventserver.h
index 3e2494f..0c8b871 100644
--- a/src/engine/src/private/eventserver.h
+++ b/src/engine/src/private/eventserver.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -15,7 +15,7 @@
 #ifndef EVENTSERVER_H
 #define EVENTSERVER_H
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 class IWorldItem;
 class IWorld;
diff --git a/src/engine/src/private/imageprovider.cpp b/src/engine/src/private/imageprovider.cpp
index 0177a4f..f51db8d 100644
--- a/src/engine/src/private/imageprovider.cpp
+++ b/src/engine/src/private/imageprovider.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
diff --git a/src/engine/src/private/imageprovider.h b/src/engine/src/private/imageprovider.h
index 58f0fe9..eb7bdf9 100644
--- a/src/engine/src/private/imageprovider.h
+++ b/src/engine/src/private/imageprovider.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
diff --git a/src/engine/src/private/mainmenumodel.cpp b/src/engine/src/private/mainmenumodel.cpp
index 49ef03c..86076be 100644
--- a/src/engine/src/private/mainmenumodel.cpp
+++ b/src/engine/src/private/mainmenumodel.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -13,7 +13,7 @@
 
 #include <quasarapp.h>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 MainMenuModel::MainMenuModel(QObject *ptr): QObject (ptr) {
 
diff --git a/src/engine/src/private/mainmenumodel.h b/src/engine/src/private/mainmenumodel.h
index 68e7493..356161f 100644
--- a/src/engine/src/private/mainmenumodel.h
+++ b/src/engine/src/private/mainmenumodel.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -15,7 +15,7 @@ namespace ViewSolutions {
 class ListViewModel;
 }
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 class WorldInfo;
 class StoreViewModel;
diff --git a/src/engine/src/private/pluginloader.cpp b/src/engine/src/private/pluginloader.cpp
index a588a48..ef0dd99 100644
--- a/src/engine/src/private/pluginloader.cpp
+++ b/src/engine/src/private/pluginloader.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
diff --git a/src/engine/src/private/pluginloader.h b/src/engine/src/private/pluginloader.h
index b767e64..cb56388 100644
--- a/src/engine/src/private/pluginloader.h
+++ b/src/engine/src/private/pluginloader.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
diff --git a/src/engine/src/private/settings.cpp b/src/engine/src/private/settings.cpp
index 75dd5a3..ab52832 100644
--- a/src/engine/src/private/settings.cpp
+++ b/src/engine/src/private/settings.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
diff --git a/src/engine/src/private/settings.h b/src/engine/src/private/settings.h
index 8f365fb..b56b42e 100644
--- a/src/engine/src/private/settings.h
+++ b/src/engine/src/private/settings.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
diff --git a/src/engine/src/private/settingsviewmodel.cpp b/src/engine/src/private/settingsviewmodel.cpp
index 7503ff1..b7e8f93 100644
--- a/src/engine/src/private/settingsviewmodel.cpp
+++ b/src/engine/src/private/settingsviewmodel.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
diff --git a/src/engine/src/private/settingsviewmodel.h b/src/engine/src/private/settingsviewmodel.h
index f906952..4ba1ad5 100644
--- a/src/engine/src/private/settingsviewmodel.h
+++ b/src/engine/src/private/settingsviewmodel.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
diff --git a/src/engine/src/private/store.cpp b/src/engine/src/private/store.cpp
index 68da23c..02749bc 100644
--- a/src/engine/src/private/store.cpp
+++ b/src/engine/src/private/store.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -9,7 +9,7 @@
 #include "store.h"
 
 #include <Crawl/iitem.h>
-namespace CRAWL {
+namespace ButterflyEngine {
 
 Store::Store()
 {
diff --git a/src/engine/src/private/store.h b/src/engine/src/private/store.h
index d3b04cb..506e8f6 100644
--- a/src/engine/src/private/store.h
+++ b/src/engine/src/private/store.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -11,7 +11,7 @@
 
 #include "user.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 class IItem;
 
diff --git a/src/engine/src/private/storeviewmodel.cpp b/src/engine/src/private/storeviewmodel.cpp
index 466f475..849280f 100644
--- a/src/engine/src/private/storeviewmodel.cpp
+++ b/src/engine/src/private/storeviewmodel.cpp
@@ -4,7 +4,7 @@
 
 #include <Crawl/iitem.h>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 StoreViewModel::StoreViewModel() {
 
diff --git a/src/engine/src/private/storeviewmodel.h b/src/engine/src/private/storeviewmodel.h
index 606e17f..303c440 100644
--- a/src/engine/src/private/storeviewmodel.h
+++ b/src/engine/src/private/storeviewmodel.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -10,7 +10,7 @@
 
 #include "baseuserlistmodel.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 class Store;
 class User;
diff --git a/src/engine/src/private/targetdirection.cpp b/src/engine/src/private/targetdirection.cpp
index 1e7cd68..c9081bb 100644
--- a/src/engine/src/private/targetdirection.cpp
+++ b/src/engine/src/private/targetdirection.cpp
@@ -1,12 +1,12 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
 //#
 
 #include "targetdirection.h"
-namespace CRAWL {
+namespace ButterflyEngine {
 
 TargetDirection::TargetDirection(float velosityMagnitude,
                                  float velosityMagnitudeVariation,
diff --git a/src/engine/src/private/targetdirection.h b/src/engine/src/private/targetdirection.h
index 567d26a..be459da 100644
--- a/src/engine/src/private/targetdirection.h
+++ b/src/engine/src/private/targetdirection.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -12,7 +12,7 @@
 #ifndef TARGETDIRECTION_H
 #define TARGETDIRECTION_H
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The TargetDirection class.
diff --git a/src/engine/src/private/user.cpp b/src/engine/src/private/user.cpp
index f15c0f6..df0086c 100644
--- a/src/engine/src/private/user.cpp
+++ b/src/engine/src/private/user.cpp
@@ -1,12 +1,12 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
 //#
 
 #include "user.h"
-namespace CRAWL {
+namespace ButterflyEngine {
 
 constexpr float tierMul = 1.2;
 constexpr int firstTierCount = 10;
diff --git a/src/engine/src/private/user.h b/src/engine/src/private/user.h
index e8f96db..4d8081c 100644
--- a/src/engine/src/private/user.h
+++ b/src/engine/src/private/user.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -11,7 +11,7 @@
 #ifndef USER_H
 #define USER_H
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The User class This is internal class for collection all user data and user state.
diff --git a/src/engine/src/private/vectordirection.cpp b/src/engine/src/private/vectordirection.cpp
index a52d0f3..21cc9c6 100644
--- a/src/engine/src/private/vectordirection.cpp
+++ b/src/engine/src/private/vectordirection.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -8,7 +8,7 @@
 
 #include "vectordirection.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 VectorDirection::VectorDirection(const QVector3D &direction,
                                  const QVector3D &directionValatility,
diff --git a/src/engine/src/private/vectordirection.h b/src/engine/src/private/vectordirection.h
index 3982e3c..d1e0a16 100644
--- a/src/engine/src/private/vectordirection.h
+++ b/src/engine/src/private/vectordirection.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -13,7 +13,7 @@
 #include <QVector3D>
 #include "global.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The VectorDirection class.
diff --git a/src/engine/src/private/worldstatus.cpp b/src/engine/src/private/worldstatus.cpp
index 869af32..4209774 100644
--- a/src/engine/src/private/worldstatus.cpp
+++ b/src/engine/src/private/worldstatus.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
diff --git a/src/engine/src/private/worldstatus.h b/src/engine/src/private/worldstatus.h
index 8004ab8..fdc699c 100644
--- a/src/engine/src/private/worldstatus.h
+++ b/src/engine/src/private/worldstatus.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
diff --git a/src/engine/src/public/ButterflyEngine/components/autogenerateclaster.cpp b/src/engine/src/public/ButterflyEngine/components/autogenerateclaster.cpp
index 07fd467..cd0826c 100644
--- a/src/engine/src/public/ButterflyEngine/components/autogenerateclaster.cpp
+++ b/src/engine/src/public/ButterflyEngine/components/autogenerateclaster.cpp
@@ -1,12 +1,12 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
 //#
 
 #include "autogenerateclaster.h"
-namespace CRAWL {
+namespace ButterflyEngine {
 
 AutoGenerateClaster::AutoGenerateClaster() {
 }
diff --git a/src/engine/src/public/ButterflyEngine/components/autogenerateclaster.h b/src/engine/src/public/ButterflyEngine/components/autogenerateclaster.h
index 3e230c2..166a61b 100644
--- a/src/engine/src/public/ButterflyEngine/components/autogenerateclaster.h
+++ b/src/engine/src/public/ButterflyEngine/components/autogenerateclaster.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -10,12 +10,12 @@
 
 #include "claster.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The AutoGenerateClaster class hs support the registration default claster item class and factory method for the items.
  */
-class CRAWL_EXPORT AutoGenerateClaster: public Claster
+class BUTTERFLY_ENGINE_EXPORT AutoGenerateClaster: public Claster
 {
 public:
     AutoGenerateClaster();
diff --git a/src/engine/src/public/ButterflyEngine/components/basemotion.cpp b/src/engine/src/public/ButterflyEngine/components/basemotion.cpp
index 14458b2..8ade517 100644
--- a/src/engine/src/public/ButterflyEngine/components/basemotion.cpp
+++ b/src/engine/src/public/ButterflyEngine/components/basemotion.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -9,7 +9,7 @@
 #include "basemotion.h"
 #include "Crawl/guiobject.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 BaseMotion::BaseMotion() {
 
diff --git a/src/engine/src/public/ButterflyEngine/components/basemotion.h b/src/engine/src/public/ButterflyEngine/components/basemotion.h
index 69da274..30a1901 100644
--- a/src/engine/src/public/ButterflyEngine/components/basemotion.h
+++ b/src/engine/src/public/ButterflyEngine/components/basemotion.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -13,7 +13,7 @@
 
 #include <QQuaternion>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 class GuiObject;
 
@@ -24,7 +24,7 @@ class GuiObject;
  *  * renderRotation
  *
  */
-class CRAWL_EXPORT BaseMotion : public virtual IRender
+class BUTTERFLY_ENGINE_EXPORT BaseMotion : public virtual IRender
 {
 public:
     BaseMotion();
diff --git a/src/engine/src/public/ButterflyEngine/components/circularmotion.cpp b/src/engine/src/public/ButterflyEngine/components/circularmotion.cpp
index c52197b..c298cc6 100644
--- a/src/engine/src/public/ButterflyEngine/components/circularmotion.cpp
+++ b/src/engine/src/public/ButterflyEngine/components/circularmotion.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -10,7 +10,7 @@
 #include <Crawl/guiobject.h>
 #include "cmath"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 CircularMotion::CircularMotion(const QVector3D *center) {
     _center = center;
diff --git a/src/engine/src/public/ButterflyEngine/components/circularmotion.h b/src/engine/src/public/ButterflyEngine/components/circularmotion.h
index 7c6b7a7..da7a228 100644
--- a/src/engine/src/public/ButterflyEngine/components/circularmotion.h
+++ b/src/engine/src/public/ButterflyEngine/components/circularmotion.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -12,7 +12,7 @@
 #include <QVector3D>
 
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 class GuiObject;
 
@@ -20,7 +20,7 @@ class GuiObject;
  * @brief The CircularMotion class. This class contains render function for the moving guiobject by round.
  * @note For motion set motion asix and angular velocity
  */
-class CRAWL_EXPORT CircularMotion: public BaseMotion
+class BUTTERFLY_ENGINE_EXPORT CircularMotion: public BaseMotion
 {
 public:
     CircularMotion(const QVector3D* center);
diff --git a/src/engine/src/public/ButterflyEngine/components/claster.cpp b/src/engine/src/public/ButterflyEngine/components/claster.cpp
index f315657..2fd75db 100644
--- a/src/engine/src/public/ButterflyEngine/components/claster.cpp
+++ b/src/engine/src/public/ButterflyEngine/components/claster.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -8,7 +8,7 @@
 #include "claster.h"
 #include "Crawl/singleclasterworlditem.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 Claster::Claster() {}
 
diff --git a/src/engine/src/public/ButterflyEngine/components/claster.h b/src/engine/src/public/ButterflyEngine/components/claster.h
index 4a1f1e3..ee732ec 100644
--- a/src/engine/src/public/ButterflyEngine/components/claster.h
+++ b/src/engine/src/public/ButterflyEngine/components/claster.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -10,7 +10,7 @@
 
 #include "Crawl/iworlditem.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 class ClasterItem;
@@ -20,7 +20,7 @@ class ClasterItem;
  * For example snake with 20 points of the snake blocks.
  * @note The claster object is extansion for the IWorldItems objects.
  */
-class CRAWL_EXPORT Claster
+class BUTTERFLY_ENGINE_EXPORT Claster
 {
 public:
     Claster();
diff --git a/src/engine/src/public/ButterflyEngine/components/movableobject.cpp b/src/engine/src/public/ButterflyEngine/components/movableobject.cpp
index 2c42ad1..fd36d9b 100644
--- a/src/engine/src/public/ButterflyEngine/components/movableobject.cpp
+++ b/src/engine/src/public/ButterflyEngine/components/movableobject.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -10,7 +10,7 @@
 #include <math.h>
 #include <Crawl/guiobject.h>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 MovableObject::MovableObject() {
diff --git a/src/engine/src/public/ButterflyEngine/components/movableobject.h b/src/engine/src/public/ButterflyEngine/components/movableobject.h
index d47f18e..3fc5c56 100644
--- a/src/engine/src/public/ButterflyEngine/components/movableobject.h
+++ b/src/engine/src/public/ButterflyEngine/components/movableobject.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -13,7 +13,7 @@
 #include <QQuaternion>
 #include <QVector3D>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 class GuiObject;
@@ -27,7 +27,7 @@ class GuiObject;
  * * **Angular velocity** This property sets spead of the angle moving.
  * * **Braking force** This property are delta decriment the Power of the movable vector on time.
  */
-class CRAWL_EXPORT MovableObject: public BaseMotion
+class BUTTERFLY_ENGINE_EXPORT MovableObject: public BaseMotion
 {
 
 public:
diff --git a/src/engine/src/public/ButterflyEngine/components/rotationaroundaxis.cpp b/src/engine/src/public/ButterflyEngine/components/rotationaroundaxis.cpp
index f90b8a9..9effc5b 100644
--- a/src/engine/src/public/ButterflyEngine/components/rotationaroundaxis.cpp
+++ b/src/engine/src/public/ButterflyEngine/components/rotationaroundaxis.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -9,7 +9,7 @@
 
 #include <Crawl/guiobject.h>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 RotationAroundAxis::RotationAroundAxis(): CircularMotion(nullptr) {
 
diff --git a/src/engine/src/public/ButterflyEngine/components/rotationaroundaxis.h b/src/engine/src/public/ButterflyEngine/components/rotationaroundaxis.h
index f82fcad..6572338 100644
--- a/src/engine/src/public/ButterflyEngine/components/rotationaroundaxis.h
+++ b/src/engine/src/public/ButterflyEngine/components/rotationaroundaxis.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -10,7 +10,7 @@
 
 #include "circularmotion.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The RotationAroundAxis class This class provide the rotation of our axis
diff --git a/src/engine/src/public/ButterflyEngine/core/affector.cpp b/src/engine/src/public/ButterflyEngine/core/affector.cpp
index e8559dd..6df4224 100644
--- a/src/engine/src/public/ButterflyEngine/core/affector.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/affector.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -8,7 +8,7 @@
 
 #include "affector.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 Affector::Affector(const QString &name,
                    const QString &viewTempalte,
diff --git a/src/engine/src/public/ButterflyEngine/core/affector.h b/src/engine/src/public/ButterflyEngine/core/affector.h
index d8fefeb..fcd348a 100644
--- a/src/engine/src/public/ButterflyEngine/core/affector.h
+++ b/src/engine/src/public/ButterflyEngine/core/affector.h
@@ -4,7 +4,7 @@
 #include "iworlditem.h"
 
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The Affector class is an abstract base class of affectors like Gravity3D, Wander3D, and PointRotator3D. By default affectors affect all particles in the system,
@@ -37,7 +37,7 @@ namespace CRAWL {
 
    @endcode
 */
-class CRAWL_EXPORT Affector : public IWorldItem
+class BUTTERFLY_ENGINE_EXPORT Affector : public IWorldItem
 {
     Q_OBJECT
 
diff --git a/src/engine/src/public/ButterflyEngine/core/clasteritem.cpp b/src/engine/src/public/ButterflyEngine/core/clasteritem.cpp
index 21225ed..f99a0a5 100644
--- a/src/engine/src/public/ButterflyEngine/core/clasteritem.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/clasteritem.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -8,7 +8,7 @@
 #include "Extensions/claster.h"
 #include "clasteritem.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 ClasterItem::ClasterItem(const QString &name,
diff --git a/src/engine/src/public/ButterflyEngine/core/clasteritem.h b/src/engine/src/public/ButterflyEngine/core/clasteritem.h
index 70ea6f5..491b09f 100644
--- a/src/engine/src/public/ButterflyEngine/core/clasteritem.h
+++ b/src/engine/src/public/ButterflyEngine/core/clasteritem.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -13,7 +13,7 @@
 #ifndef CLASTERITEM_H
 #define CLASTERITEM_H
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 class Claster;
 
@@ -21,7 +21,7 @@ class Claster;
  * @brief The ClasterItem class This is item of the claster object. Thi class can be used as a one element of the claster class.
  * @note This object invoke the Claster::remove method in destructor.
  */
-class CRAWL_EXPORT ClasterItem: public IWorldItem
+class BUTTERFLY_ENGINE_EXPORT ClasterItem: public IWorldItem
 {
     Q_OBJECT
 public:
diff --git a/src/engine/src/public/ButterflyEngine/core/clientapp.cpp b/src/engine/src/public/ButterflyEngine/core/clientapp.cpp
index c2c1b8f..4d450ff 100644
--- a/src/engine/src/public/ButterflyEngine/core/clientapp.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/clientapp.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -25,7 +25,7 @@
 #include "worldstatus.h"
 #include "user.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 QByteArray ClientApp::initTheme() {
diff --git a/src/engine/src/public/ButterflyEngine/core/clientapp.h b/src/engine/src/public/ButterflyEngine/core/clientapp.h
index 8880bac..b9456a5 100644
--- a/src/engine/src/public/ButterflyEngine/core/clientapp.h
+++ b/src/engine/src/public/ButterflyEngine/core/clientapp.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -17,7 +17,7 @@
 class QQmlApplicationEngine;
 inline void initCrawlResources() { Q_INIT_RESOURCE(Crawl); }
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 class Engine;
@@ -29,7 +29,7 @@ class Store;
 /**
  * @brief The ClientApp class This is main class of the Game engine.
  */
-class CRAWL_EXPORT ClientApp : public QObject
+class BUTTERFLY_ENGINE_EXPORT ClientApp : public QObject
 {
     Q_OBJECT
 public:
diff --git a/src/engine/src/public/ButterflyEngine/core/day.cpp b/src/engine/src/public/ButterflyEngine/core/day.cpp
index 0c0d8b8..3c1fe0f 100644
--- a/src/engine/src/public/ButterflyEngine/core/day.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/day.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
diff --git a/src/engine/src/public/ButterflyEngine/core/day.h b/src/engine/src/public/ButterflyEngine/core/day.h
index a509b06..b25d3d5 100644
--- a/src/engine/src/public/ButterflyEngine/core/day.h
+++ b/src/engine/src/public/ButterflyEngine/core/day.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -13,7 +13,7 @@
 #include "iworlditem.h"
 #include "math.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 template <class Sun, class Moon>
 
@@ -26,11 +26,11 @@ template <class Sun, class Moon>
  * **Example:**
  *
  * ```cpp
- * CRAWL::WorldRule *World::initWorldRules() {
+ * ButterflyEngine::WorldRule *World::initWorldRules() {
 
-    using Day = CRAWL::Day<CRAWL::Sun, CRAWL::Moon>;
+    using Day = ButterflyEngine::Day<ButterflyEngine::Sun, ButterflyEngine::Moon>;
 
-    return new CRAWL::WorldRule {
+    return new ButterflyEngine::WorldRule {
         {0, {
                 {registerObject<Day>(), 1},
             }
diff --git a/src/engine/src/public/ButterflyEngine/core/dayitem.cpp b/src/engine/src/public/ButterflyEngine/core/dayitem.cpp
index 2698161..4d0b155 100644
--- a/src/engine/src/public/ButterflyEngine/core/dayitem.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/dayitem.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -7,7 +7,7 @@
 
 #include "dayitem.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 DayItem::DayItem(
         const QVector3D* center,
diff --git a/src/engine/src/public/ButterflyEngine/core/dayitem.h b/src/engine/src/public/ButterflyEngine/core/dayitem.h
index 330c7fd..c0ef8e8 100644
--- a/src/engine/src/public/ButterflyEngine/core/dayitem.h
+++ b/src/engine/src/public/ButterflyEngine/core/dayitem.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -10,7 +10,7 @@
 
 #include "iworldlight.h"
 #include "Extensions/circularmotion.h"
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The DayItem class This is base class of the sun of moon of anther movable around center objects.
diff --git a/src/engine/src/public/ButterflyEngine/core/defaultcontrol.cpp b/src/engine/src/public/ButterflyEngine/core/defaultcontrol.cpp
index e99e3d8..1a486de 100644
--- a/src/engine/src/public/ButterflyEngine/core/defaultcontrol.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/defaultcontrol.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -7,7 +7,7 @@
 
 #include "defaultcontrol.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 DefaultControl::DefaultControl() {
 
diff --git a/src/engine/src/public/ButterflyEngine/core/defaultcontrol.h b/src/engine/src/public/ButterflyEngine/core/defaultcontrol.h
index fc65cc7..5812e23 100644
--- a/src/engine/src/public/ButterflyEngine/core/defaultcontrol.h
+++ b/src/engine/src/public/ButterflyEngine/core/defaultcontrol.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -10,13 +10,13 @@
 
 #include "player.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 /**
  * @brief The DefaultControl class This class contains default implementation of the game menu.
  */
-class CRAWL_EXPORT DefaultControl : public Player {
+class BUTTERFLY_ENGINE_EXPORT DefaultControl : public Player {
     Q_OBJECT
 public:
     DefaultControl();
diff --git a/src/engine/src/public/ButterflyEngine/core/defaultlight.cpp b/src/engine/src/public/ButterflyEngine/core/defaultlight.cpp
index f0c915f..5eb1852 100644
--- a/src/engine/src/public/ButterflyEngine/core/defaultlight.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/defaultlight.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -7,7 +7,7 @@
 
 #include "defaultlight.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 DefaultLight::DefaultLight(): IWorldLight(AUTO_CLASS_NAME) {
     setColor("#fff8e7");
diff --git a/src/engine/src/public/ButterflyEngine/core/defaultlight.h b/src/engine/src/public/ButterflyEngine/core/defaultlight.h
index 1343365..c2c9901 100644
--- a/src/engine/src/public/ButterflyEngine/core/defaultlight.h
+++ b/src/engine/src/public/ButterflyEngine/core/defaultlight.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -11,7 +11,7 @@
 
 #include "iworldlight.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The DefaultLight class This is default implementation of the world light.
diff --git a/src/engine/src/public/ButterflyEngine/core/diff.cpp b/src/engine/src/public/ButterflyEngine/core/diff.cpp
index a4356c8..2802896 100644
--- a/src/engine/src/public/ButterflyEngine/core/diff.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/diff.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -8,7 +8,7 @@
 
 #include "diff.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 QList<int> Diff::getAddedIds() const {
     return addedIds;
diff --git a/src/engine/src/public/ButterflyEngine/core/diff.h b/src/engine/src/public/ButterflyEngine/core/diff.h
index 3d10a94..1262ff8 100644
--- a/src/engine/src/public/ButterflyEngine/core/diff.h
+++ b/src/engine/src/public/ButterflyEngine/core/diff.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -11,7 +11,7 @@
 #include <QList>
 #include <QObject>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 class GuiObject;
 
@@ -30,6 +30,6 @@ public:
 };
 
 }
-Q_DECLARE_METATYPE(CRAWL::Diff)
+Q_DECLARE_METATYPE(ButterflyEngine::Diff)
 
 #endif // DIFF_H
diff --git a/src/engine/src/public/ButterflyEngine/core/dynamicwint.cpp b/src/engine/src/public/ButterflyEngine/core/dynamicwint.cpp
index c687279..d5a7aa9 100644
--- a/src/engine/src/public/ButterflyEngine/core/dynamicwint.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/dynamicwint.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -8,7 +8,7 @@
 
 #include "dynamicwint.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 DynamicWint::DynamicWint() {
 
diff --git a/src/engine/src/public/ButterflyEngine/core/dynamicwint.h b/src/engine/src/public/ButterflyEngine/core/dynamicwint.h
index 0da96ad..8737b3d 100644
--- a/src/engine/src/public/ButterflyEngine/core/dynamicwint.h
+++ b/src/engine/src/public/ButterflyEngine/core/dynamicwint.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -10,12 +10,12 @@
 #define DYNAMICWINT_H
 
 #include "wint.h"
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The DynamicWint class This implementation dynamicly change wint direction and magnituede per day.
  */
-class CRAWL_EXPORT DynamicWint : public Wint
+class BUTTERFLY_ENGINE_EXPORT DynamicWint : public Wint
 {
     Q_OBJECT
 public:
diff --git a/src/engine/src/public/ButterflyEngine/core/fire.cpp b/src/engine/src/public/ButterflyEngine/core/fire.cpp
index e3b67f6..26fa954 100644
--- a/src/engine/src/public/ButterflyEngine/core/fire.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/fire.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -8,7 +8,7 @@
 #include "fire.h"
 #include "vectordirection.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 Fire::Fire(): ParticleEffect(AUTO_CLASS_NAME, "qrc:/CrawlModule/particles/Fire.qml") {
 
@@ -27,7 +27,7 @@ Fire::Fire(): ParticleEffect(AUTO_CLASS_NAME, "qrc:/CrawlModule/particles/Fire.q
     setFireStrength(100);
 }
 
-void CRAWL::Fire::onIntersects(const IWorldItem *) {
+void ButterflyEngine::Fire::onIntersects(const IWorldItem *) {
 
 }
 
diff --git a/src/engine/src/public/ButterflyEngine/core/fire.h b/src/engine/src/public/ButterflyEngine/core/fire.h
index 97d1381..2216eb2 100644
--- a/src/engine/src/public/ButterflyEngine/core/fire.h
+++ b/src/engine/src/public/ButterflyEngine/core/fire.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -10,7 +10,7 @@
 
 #include "particleeffect.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The Fire class This is default implementation of the Fire on game.
diff --git a/src/engine/src/public/ButterflyEngine/core/gameresult.cpp b/src/engine/src/public/ButterflyEngine/core/gameresult.cpp
index 4150ff9..bedbb69 100644
--- a/src/engine/src/public/ButterflyEngine/core/gameresult.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/gameresult.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
diff --git a/src/engine/src/public/ButterflyEngine/core/gameresult.h b/src/engine/src/public/ButterflyEngine/core/gameresult.h
index 21930e2..db5f00b 100644
--- a/src/engine/src/public/ButterflyEngine/core/gameresult.h
+++ b/src/engine/src/public/ButterflyEngine/core/gameresult.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -8,7 +8,7 @@
 #ifndef GAMERESULT_H
 #define GAMERESULT_H
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The GameResult struct This is simple structure with game statistic.
diff --git a/src/engine/src/public/ButterflyEngine/core/global.h b/src/engine/src/public/ButterflyEngine/core/global.h
index 83f6891..1c13d29 100644
--- a/src/engine/src/public/ButterflyEngine/core/global.h
+++ b/src/engine/src/public/ButterflyEngine/core/global.h
@@ -4,9 +4,9 @@
 #include <QtCore/qglobal.h>
 
 #if defined(CRAWL_LIBRARY)
-#  define CRAWL_EXPORT Q_DECL_EXPORT
+#  define BUTTERFLY_ENGINE_EXPORT Q_DECL_EXPORT
 #else
-#  define CRAWL_EXPORT Q_DECL_IMPORT
+#  define BUTTERFLY_ENGINE_EXPORT Q_DECL_IMPORT
 #endif
 
 #endif // QTSECRET_GLOBAL_H
diff --git a/src/engine/src/public/ButterflyEngine/core/groundclaster.cpp b/src/engine/src/public/ButterflyEngine/core/groundclaster.cpp
index e1a451e..70ab4b1 100644
--- a/src/engine/src/public/ButterflyEngine/core/groundclaster.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/groundclaster.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -9,7 +9,7 @@
 #include "groundclaster.h"
 #include "iworld.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 GroundClaster::GroundClaster(const QString &name,
diff --git a/src/engine/src/public/ButterflyEngine/core/groundclaster.h b/src/engine/src/public/ButterflyEngine/core/groundclaster.h
index 60e040a..510b7cc 100644
--- a/src/engine/src/public/ButterflyEngine/core/groundclaster.h
+++ b/src/engine/src/public/ButterflyEngine/core/groundclaster.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -12,7 +12,7 @@
 #include "global.h"
 #include "Crawl/iworlditem.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The GroundClaster class This is main control class for background plates of the world.
@@ -20,7 +20,7 @@ namespace CRAWL {
  *
  * @note use This class with child classes of the GroundTile class.
  */
-class CRAWL_EXPORT GroundClaster: public IWorldItem, public AutoGenerateClaster {
+class BUTTERFLY_ENGINE_EXPORT GroundClaster: public IWorldItem, public AutoGenerateClaster {
 
     Q_OBJECT
 
diff --git a/src/engine/src/public/ButterflyEngine/core/groundtile.cpp b/src/engine/src/public/ButterflyEngine/core/groundtile.cpp
index 33afab4..e34f99f 100644
--- a/src/engine/src/public/ButterflyEngine/core/groundtile.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/groundtile.cpp
@@ -1,5 +1,5 @@
 #include "groundtile.h"
-namespace CRAWL {
+namespace ButterflyEngine {
 
 GroundTile::GroundTile(const QString &name,
                        const QString &viewTempalte,
@@ -8,7 +8,7 @@ GroundTile::GroundTile(const QString &name,
 
 }
 
-void CRAWL::GroundTile::render(unsigned int) {
+void ButterflyEngine::GroundTile::render(unsigned int) {
 
 }
 }
diff --git a/src/engine/src/public/ButterflyEngine/core/groundtile.h b/src/engine/src/public/ButterflyEngine/core/groundtile.h
index 5d14c97..cc33c02 100644
--- a/src/engine/src/public/ButterflyEngine/core/groundtile.h
+++ b/src/engine/src/public/ButterflyEngine/core/groundtile.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -11,14 +11,14 @@
 #include "clasteritem.h"
 #include "iworlditem.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The GroundTile class It reimplementation of the ClasterItem. The groundTile do not heve own render function because the GroundClaster class control position of this class.
  *
  * @note use This class with the GroundClaster class.
  */
-class CRAWL_EXPORT GroundTile: public ClasterItem
+class BUTTERFLY_ENGINE_EXPORT GroundTile: public ClasterItem
 {
     Q_OBJECT
 public:
diff --git a/src/engine/src/public/ButterflyEngine/core/groupobject.cpp b/src/engine/src/public/ButterflyEngine/core/groupobject.cpp
index 96e2cc9..af3a144 100644
--- a/src/engine/src/public/ButterflyEngine/core/groupobject.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/groupobject.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -8,7 +8,7 @@
 #include "clasteritem.h"
 #include "groupobject.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 GroupObject::GroupObject() {
 
diff --git a/src/engine/src/public/ButterflyEngine/core/groupobject.h b/src/engine/src/public/ButterflyEngine/core/groupobject.h
index f8208d9..cbfc5ac 100644
--- a/src/engine/src/public/ButterflyEngine/core/groupobject.h
+++ b/src/engine/src/public/ButterflyEngine/core/groupobject.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -13,7 +13,7 @@
 #include <Crawl/irender.h>
 #include <Extensions/claster.h>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The Localpropertys struct This structure contains local propertys of the all childs object of a GroupObject class object.
diff --git a/src/engine/src/public/ButterflyEngine/core/guiobject.cpp b/src/engine/src/public/ButterflyEngine/core/guiobject.cpp
index 9642fb3..38b885c 100644
--- a/src/engine/src/public/ButterflyEngine/core/guiobject.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/guiobject.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -9,7 +9,7 @@
 
 #include <QVector3D>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 GuiObject::GuiObject(const QString &name, const QString &viewTempalte, QObject *ptr):
diff --git a/src/engine/src/public/ButterflyEngine/core/guiobject.h b/src/engine/src/public/ButterflyEngine/core/guiobject.h
index ab362be..63a3067 100644
--- a/src/engine/src/public/ButterflyEngine/core/guiobject.h
+++ b/src/engine/src/public/ButterflyEngine/core/guiobject.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -20,7 +20,7 @@
  */
 #define AUTO_CLASS_NAME typeid(this).name()
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 /**
@@ -58,7 +58,7 @@ namespace CRAWL {
  * }
  * ```
  */
-class CRAWL_EXPORT GuiObject: public ViewTemaplateModel, virtual public IRender {
+class BUTTERFLY_ENGINE_EXPORT GuiObject: public ViewTemaplateModel, virtual public IRender {
     Q_OBJECT
     Q_PROPERTY(int guiId READ guiId NOTIFY guiIdChanged)
     Q_PROPERTY(QString color READ color WRITE setColor NOTIFY colorChanged)
diff --git a/src/engine/src/public/ButterflyEngine/core/layout.cpp b/src/engine/src/public/ButterflyEngine/core/layout.cpp
index a08db99..e431ba1 100644
--- a/src/engine/src/public/ButterflyEngine/core/layout.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/layout.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -9,7 +9,7 @@
 #include "clasteritem.h"
 #include <QtMath>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 Layout::Layout() {
 
diff --git a/src/engine/src/public/ButterflyEngine/core/layout.h b/src/engine/src/public/ButterflyEngine/core/layout.h
index 502bbfa..c96f083 100644
--- a/src/engine/src/public/ButterflyEngine/core/layout.h
+++ b/src/engine/src/public/ButterflyEngine/core/layout.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -11,7 +11,7 @@
 #include <Crawl/groupobject.h>
 
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The LayoutType enum Lists the shapes to convert the group object to.
@@ -49,13 +49,13 @@ enum LayoutType {
  *
  * ```cpp
  *
- * class GroupObjObstacle: public CRAWL::Layout, public CRAWL::IWorldItem {
+ * class GroupObjObstacle: public ButterflyEngine::Layout, public ButterflyEngine::IWorldItem {
  *
  *      // sets the distance to the object from the center.
  *      setDistance(20);
  *
  *      // Set the property of grouping objects
- *      changeLayout(CRAWL::LayoutType::CIRCLE);
+ *      changeLayout(ButterflyEngine::LayoutType::CIRCLE);
  *
  *      for(int i(0); i < 20; i++) {
  *          add(new BoxItem);
diff --git a/src/engine/src/public/ButterflyEngine/core/moon.cpp b/src/engine/src/public/ButterflyEngine/core/moon.cpp
index 298a185..22a7d88 100644
--- a/src/engine/src/public/ButterflyEngine/core/moon.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/moon.cpp
@@ -1,12 +1,12 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
 //#
 #include "moon.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 Moon::Moon(const QVector3D* center):
     DayItem(center, AUTO_CLASS_NAME) {
diff --git a/src/engine/src/public/ButterflyEngine/core/moon.h b/src/engine/src/public/ButterflyEngine/core/moon.h
index 6764f83..4f7f8ae 100644
--- a/src/engine/src/public/ButterflyEngine/core/moon.h
+++ b/src/engine/src/public/ButterflyEngine/core/moon.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -11,12 +11,12 @@
 #include "Crawl/dayitem.h"
 
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The Moon class This is default implementation of the moon for the Dat class.
  */
-class CRAWL_EXPORT Moon: public DayItem {
+class BUTTERFLY_ENGINE_EXPORT Moon: public DayItem {
     Q_OBJECT
 public:
     Moon(const QVector3D *center);
diff --git a/src/engine/src/public/ButterflyEngine/core/particleeffect.cpp b/src/engine/src/public/ButterflyEngine/core/particleeffect.cpp
index e998e11..dd30923 100644
--- a/src/engine/src/public/ButterflyEngine/core/particleeffect.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/particleeffect.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -9,7 +9,7 @@
 #include "particleeffect.h"
 #include "targetdirection.h"
 #include "vectordirection.h"
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 ParticleEffect::ParticleEffect(const QString &name,
diff --git a/src/engine/src/public/ButterflyEngine/core/particleeffect.h b/src/engine/src/public/ButterflyEngine/core/particleeffect.h
index 23d8d42..7510521 100644
--- a/src/engine/src/public/ButterflyEngine/core/particleeffect.h
+++ b/src/engine/src/public/ButterflyEngine/core/particleeffect.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -11,7 +11,7 @@
 
 #include "iworlditem.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 /**
@@ -44,7 +44,7 @@ At least one emitter is required to have particles in the ParticleSystem3D.
 
     @endcode
  */
-class CRAWL_EXPORT ParticleEffect : public IWorldItem
+class BUTTERFLY_ENGINE_EXPORT ParticleEffect : public IWorldItem
 {
     Q_OBJECT
     /**
diff --git a/src/engine/src/public/ButterflyEngine/core/playableobject.cpp b/src/engine/src/public/ButterflyEngine/core/playableobject.cpp
index a9f187e..a83e4de 100644
--- a/src/engine/src/public/ButterflyEngine/core/playableobject.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/playableobject.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -8,7 +8,7 @@
 #include "defaultcontrol.h"
 #include "playableobject.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 PlayableObject::PlayableObject(const QString &name,
diff --git a/src/engine/src/public/ButterflyEngine/core/playableobject.h b/src/engine/src/public/ButterflyEngine/core/playableobject.h
index e6a39f6..fec5dce 100644
--- a/src/engine/src/public/ButterflyEngine/core/playableobject.h
+++ b/src/engine/src/public/ButterflyEngine/core/playableobject.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -12,7 +12,7 @@
 #include "iworlditem.h"
 #include "Extensions/movableobject.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 class IControl;
@@ -21,7 +21,7 @@ class IControl;
  * @brief The PlayableObject class support works withe the IControl child classes.
  * **How to is works**? You need to override the  PlayableObject::setControl method for adding your own cpntroll classes. By Default This class use The DefaultControl class.
  */
-class CRAWL_EXPORT PlayableObject: public IWorldItem, public MovableObject {
+class BUTTERFLY_ENGINE_EXPORT PlayableObject: public IWorldItem, public MovableObject {
     Q_OBJECT
 public:
     PlayableObject(const QString& name,
diff --git a/src/engine/src/public/ButterflyEngine/core/player.cpp b/src/engine/src/public/ButterflyEngine/core/player.cpp
index 0bb6bdf..b7cee19 100644
--- a/src/engine/src/public/ButterflyEngine/core/player.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/player.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -8,7 +8,7 @@
 #include "player.h"
 #include <user.h>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 Player::Player() {
 
diff --git a/src/engine/src/public/ButterflyEngine/core/player.h b/src/engine/src/public/ButterflyEngine/core/player.h
index 5808846..e9ba490 100644
--- a/src/engine/src/public/ButterflyEngine/core/player.h
+++ b/src/engine/src/public/ButterflyEngine/core/player.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -12,14 +12,14 @@
 #include "icontrol.h"
 
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 class User;
 
 /**
  * @brief The Player class is main class of users.
  */
-class CRAWL_EXPORT Player: public IControl
+class BUTTERFLY_ENGINE_EXPORT Player: public IControl
 {
     Q_OBJECT
 public:
diff --git a/src/engine/src/public/ButterflyEngine/core/previewcontrol.cpp b/src/engine/src/public/ButterflyEngine/core/previewcontrol.cpp
index 3d89dbe..4d5196f 100644
--- a/src/engine/src/public/ButterflyEngine/core/previewcontrol.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/previewcontrol.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -8,7 +8,7 @@
 
 #include "previewcontrol.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 PreviewControl::PreviewControl() {
 
diff --git a/src/engine/src/public/ButterflyEngine/core/previewcontrol.h b/src/engine/src/public/ButterflyEngine/core/previewcontrol.h
index cc18584..32ceb12 100644
--- a/src/engine/src/public/ButterflyEngine/core/previewcontrol.h
+++ b/src/engine/src/public/ButterflyEngine/core/previewcontrol.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -10,12 +10,12 @@
 
 #include "icontrol.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The PreviewControl class This is base class of the preview popup control.
  */
-class CRAWL_EXPORT PreviewControl: public IControl
+class BUTTERFLY_ENGINE_EXPORT PreviewControl: public IControl
 {
     Q_OBJECT
 public:
diff --git a/src/engine/src/public/ButterflyEngine/core/singleclasterworlditem.cpp b/src/engine/src/public/ButterflyEngine/core/singleclasterworlditem.cpp
index 6e2f22f..72feba4 100644
--- a/src/engine/src/public/ButterflyEngine/core/singleclasterworlditem.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/singleclasterworlditem.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -10,7 +10,7 @@
 #include "singleclasterworlditem.h"
 #include "quasarapp.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 SingleClasterWorldItem::SingleClasterWorldItem(const QString &name,
diff --git a/src/engine/src/public/ButterflyEngine/core/singleclasterworlditem.h b/src/engine/src/public/ButterflyEngine/core/singleclasterworlditem.h
index 1a05d72..5b140de 100644
--- a/src/engine/src/public/ButterflyEngine/core/singleclasterworlditem.h
+++ b/src/engine/src/public/ButterflyEngine/core/singleclasterworlditem.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -11,7 +11,7 @@
 
 #include "clasteritem.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 class Claster;
 
@@ -19,7 +19,7 @@ class Claster;
  * @brief The SingleClasterWorldItem class This is wraper of the OWorldOitem for the controll parent clasters.
  * This object can belong to only one cluster in one time
  */
-class CRAWL_EXPORT SingleClasterWorldItem: public ClasterItem
+class BUTTERFLY_ENGINE_EXPORT SingleClasterWorldItem: public ClasterItem
 {
     Q_OBJECT
 public:
diff --git a/src/engine/src/public/ButterflyEngine/core/snake.cpp b/src/engine/src/public/ButterflyEngine/core/snake.cpp
index d50538d..f4b5beb 100644
--- a/src/engine/src/public/ButterflyEngine/core/snake.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/snake.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -12,7 +12,7 @@
 #include <cmath>
 #include "iworld.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 Snake::Snake(const QString &name, const QString &viewTempalte, QObject *ptr):
@@ -104,7 +104,7 @@ void Snake::onTap() {
     setMovableVector(_vectors[_clickIndex++ % 2]);
 }
 
-float CRAWL::Snake::getValueFromMap(const QMap<float, float> &map,
+float ButterflyEngine::Snake::getValueFromMap(const QMap<float, float> &map,
                                     float position,
                                     float defaultValue) {
     auto it = map.cbegin();
diff --git a/src/engine/src/public/ButterflyEngine/core/snake.h b/src/engine/src/public/ButterflyEngine/core/snake.h
index 6afa0de..0a2f500 100644
--- a/src/engine/src/public/ButterflyEngine/core/snake.h
+++ b/src/engine/src/public/ButterflyEngine/core/snake.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -12,14 +12,14 @@
 #include "playableobject.h"
 #include "Extensions/autogenerateclaster.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 class SnakeItem;
 
 /**
  * @brief The Snake class This class implement render mehod for snake object.
  */
-class CRAWL_EXPORT Snake : public PlayableObject, public AutoGenerateClaster, public IItem
+class BUTTERFLY_ENGINE_EXPORT Snake : public PlayableObject, public AutoGenerateClaster, public IItem
 {
     Q_OBJECT
 public:
diff --git a/src/engine/src/public/ButterflyEngine/core/snakeitem.cpp b/src/engine/src/public/ButterflyEngine/core/snakeitem.cpp
index 1be6f53..798df5c 100644
--- a/src/engine/src/public/ButterflyEngine/core/snakeitem.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/snakeitem.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -8,7 +8,7 @@
 #include "snake.h"
 #include "snakeitem.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 SnakeItem::SnakeItem(const QString &name, const QString &viewTempalte, QObject *ptr):
diff --git a/src/engine/src/public/ButterflyEngine/core/snakeitem.h b/src/engine/src/public/ButterflyEngine/core/snakeitem.h
index ea7eac4..247cfdb 100644
--- a/src/engine/src/public/ButterflyEngine/core/snakeitem.h
+++ b/src/engine/src/public/ButterflyEngine/core/snakeitem.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -13,10 +13,10 @@
 #include "singleclasterworlditem.h"
 #include "Extensions/movableobject.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
-class CRAWL_EXPORT SnakeItem: public SingleClasterWorldItem, public MovableObject
+class BUTTERFLY_ENGINE_EXPORT SnakeItem: public SingleClasterWorldItem, public MovableObject
 {
     Q_OBJECT
 public:
diff --git a/src/engine/src/public/ButterflyEngine/core/startdata.cpp b/src/engine/src/public/ButterflyEngine/core/startdata.cpp
index f0c3e12..9be2d81 100644
--- a/src/engine/src/public/ButterflyEngine/core/startdata.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/startdata.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -7,7 +7,7 @@
 
 #include "startdata.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 StartData::StartData() {
 
diff --git a/src/engine/src/public/ButterflyEngine/core/startdata.h b/src/engine/src/public/ButterflyEngine/core/startdata.h
index 3320f48..3383342 100644
--- a/src/engine/src/public/ButterflyEngine/core/startdata.h
+++ b/src/engine/src/public/ButterflyEngine/core/startdata.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -12,7 +12,7 @@
 #ifndef STARTDATA_H
 #define STARTDATA_H
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 class User;
 class PlayableObject;
@@ -20,7 +20,7 @@ class PlayableObject;
 /**
  * @brief The StartData class This class contains arguments for starting new game session.
  */
-class CRAWL_EXPORT StartData
+class BUTTERFLY_ENGINE_EXPORT StartData
 {
 public:
     StartData();
diff --git a/src/engine/src/public/ButterflyEngine/core/sun.cpp b/src/engine/src/public/ButterflyEngine/core/sun.cpp
index 6788cea..ade20b7 100644
--- a/src/engine/src/public/ButterflyEngine/core/sun.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/sun.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -7,7 +7,7 @@
 
 #include "sun.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 Sun::Sun(const QVector3D* center):
     DayItem(center, AUTO_CLASS_NAME) {
diff --git a/src/engine/src/public/ButterflyEngine/core/sun.h b/src/engine/src/public/ButterflyEngine/core/sun.h
index 913c5bd..90a707f 100644
--- a/src/engine/src/public/ButterflyEngine/core/sun.h
+++ b/src/engine/src/public/ButterflyEngine/core/sun.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -11,12 +11,12 @@
 
 #include "Crawl/dayitem.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The Sun class This is default implementation of the sun for the Day class.
  */
-class CRAWL_EXPORT Sun: public DayItem
+class BUTTERFLY_ENGINE_EXPORT Sun: public DayItem
 {
     Q_OBJECT
 public:
diff --git a/src/engine/src/public/ButterflyEngine/core/viewtemaplatemodel.cpp b/src/engine/src/public/ButterflyEngine/core/viewtemaplatemodel.cpp
index 16f8534..335a9ea 100644
--- a/src/engine/src/public/ButterflyEngine/core/viewtemaplatemodel.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/viewtemaplatemodel.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -8,7 +8,7 @@
 
 #include "viewtemaplatemodel.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 ViewTemaplateModel::ViewTemaplateModel(const QString &viewTempalte, QObject *ptr): QObject(ptr) {
     _viewTemplate = viewTempalte;
diff --git a/src/engine/src/public/ButterflyEngine/core/viewtemaplatemodel.h b/src/engine/src/public/ButterflyEngine/core/viewtemaplatemodel.h
index d39a9c5..244f865 100644
--- a/src/engine/src/public/ButterflyEngine/core/viewtemaplatemodel.h
+++ b/src/engine/src/public/ButterflyEngine/core/viewtemaplatemodel.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -12,7 +12,7 @@
 #include "global.h"
 #include <QObject>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The ViewTemaplateModel class This is base class for supporting model view template in qml.
@@ -20,7 +20,7 @@ namespace CRAWL {
  * All qml viewObjects will be generated using the ViewTemaplateModel::viewTemplate method on The main QML scane.
  *
  */
-class CRAWL_EXPORT ViewTemaplateModel: public QObject
+class BUTTERFLY_ENGINE_EXPORT ViewTemaplateModel: public QObject
 {
     Q_OBJECT
 
diff --git a/src/engine/src/public/ButterflyEngine/core/wint.cpp b/src/engine/src/public/ButterflyEngine/core/wint.cpp
index 19cbc1e..b25ae1e 100644
--- a/src/engine/src/public/ButterflyEngine/core/wint.cpp
+++ b/src/engine/src/public/ButterflyEngine/core/wint.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -8,7 +8,7 @@
 
 #include "wint.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 Wint::Wint(): Affector(AUTO_CLASS_NAME, "qrc:/CrawlModule/particles/Wint.qml") {
 }
diff --git a/src/engine/src/public/ButterflyEngine/core/wint.h b/src/engine/src/public/ButterflyEngine/core/wint.h
index c3cb74f..e048cdd 100644
--- a/src/engine/src/public/ButterflyEngine/core/wint.h
+++ b/src/engine/src/public/ButterflyEngine/core/wint.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -11,13 +11,13 @@
 #include "affector.h"
 #include "Extensions/rotationaroundaxis.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The Wint class This is example of the using Affector class.
  * implementation of the wint.
  */
-class CRAWL_EXPORT Wint: public Affector
+class BUTTERFLY_ENGINE_EXPORT Wint: public Affector
 {
     Q_OBJECT
 
diff --git a/src/engine/src/public/ButterflyEngine/global.h b/src/engine/src/public/ButterflyEngine/global.h
index b8da8d5..ddfaa65 100644
--- a/src/engine/src/public/ButterflyEngine/global.h
+++ b/src/engine/src/public/ButterflyEngine/global.h
@@ -10,7 +10,7 @@
 
 #include <QtCore/qglobal.h>
 
-#define BUTTERFLY_ENGINE_VERSION "0.3.5aa2b28"
+#define BUTTERFLY_ENGINE_VERSION "0.4.d1c1d18"
 
 #if defined(BUTTERFLY_ENGINE_LIBRARY)
 #  define BUTTERFLY_ENGINE_EXPORT Q_DECL_EXPORT
diff --git a/src/engine/src/public/ButterflyEngine/core/iai.cpp b/src/engine/src/public/ButterflyEngine/interfaces/iai.cpp
similarity index 78%
rename from src/engine/src/public/ButterflyEngine/core/iai.cpp
rename to src/engine/src/public/ButterflyEngine/interfaces/iai.cpp
index 33aa30f..1b5e474 100644
--- a/src/engine/src/public/ButterflyEngine/core/iai.cpp
+++ b/src/engine/src/public/ButterflyEngine/interfaces/iai.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -7,7 +7,7 @@
 
 #include "iai.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 IAI::IAI() {
 
diff --git a/src/engine/src/public/ButterflyEngine/core/iai.h b/src/engine/src/public/ButterflyEngine/interfaces/iai.h
similarity index 87%
rename from src/engine/src/public/ButterflyEngine/core/iai.h
rename to src/engine/src/public/ButterflyEngine/interfaces/iai.h
index 5c61f9f..a806e62 100644
--- a/src/engine/src/public/ButterflyEngine/core/iai.h
+++ b/src/engine/src/public/ButterflyEngine/interfaces/iai.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -10,7 +10,7 @@
 
 #include "global.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The IAI class Is default interface for ai classes.
@@ -22,7 +22,7 @@ namespace CRAWL {
  * }
  * ```
  */
-class CRAWL_EXPORT IAI {
+class BUTTERFLY_ENGINE_EXPORT IAI {
 public:
     IAI();
     virtual ~IAI() = default;
diff --git a/src/engine/src/public/ButterflyEngine/core/icontrol.cpp b/src/engine/src/public/ButterflyEngine/interfaces/icontrol.cpp
similarity index 89%
rename from src/engine/src/public/ButterflyEngine/core/icontrol.cpp
rename to src/engine/src/public/ButterflyEngine/interfaces/icontrol.cpp
index 7588f86..c9f1bb2 100644
--- a/src/engine/src/public/ButterflyEngine/core/icontrol.cpp
+++ b/src/engine/src/public/ButterflyEngine/interfaces/icontrol.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -7,7 +7,7 @@
 
 #include "icontrol.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 IControl::IControl() {
diff --git a/src/engine/src/public/ButterflyEngine/core/icontrol.h b/src/engine/src/public/ButterflyEngine/interfaces/icontrol.h
similarity index 91%
rename from src/engine/src/public/ButterflyEngine/core/icontrol.h
rename to src/engine/src/public/ButterflyEngine/interfaces/icontrol.h
index 9f5cd10..b7bdb21 100644
--- a/src/engine/src/public/ButterflyEngine/core/icontrol.h
+++ b/src/engine/src/public/ButterflyEngine/interfaces/icontrol.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -11,7 +11,7 @@
 #include <QObject>
 #include "global.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 /**
@@ -23,7 +23,7 @@ namespace CRAWL {
  *  For more information see the DefaultControl class.
  *
  */
-class CRAWL_EXPORT IControl : public QObject {
+class BUTTERFLY_ENGINE_EXPORT IControl : public QObject {
     Q_OBJECT
     Q_PROPERTY(QString view READ view NOTIFY viewChanged)
 
diff --git a/src/engine/src/public/ButterflyEngine/core/iitem.cpp b/src/engine/src/public/ButterflyEngine/interfaces/iitem.cpp
similarity index 96%
rename from src/engine/src/public/ButterflyEngine/core/iitem.cpp
rename to src/engine/src/public/ButterflyEngine/interfaces/iitem.cpp
index b16e11b..3f46839 100644
--- a/src/engine/src/public/ButterflyEngine/core/iitem.cpp
+++ b/src/engine/src/public/ButterflyEngine/interfaces/iitem.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -9,7 +9,7 @@
 #include "iitem.h"
 #include <QHash>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 IItem::IItem() {
 
diff --git a/src/engine/src/public/ButterflyEngine/core/iitem.h b/src/engine/src/public/ButterflyEngine/interfaces/iitem.h
similarity index 98%
rename from src/engine/src/public/ButterflyEngine/core/iitem.h
rename to src/engine/src/public/ButterflyEngine/interfaces/iitem.h
index cd7b98c..1eacc4b 100644
--- a/src/engine/src/public/ButterflyEngine/core/iitem.h
+++ b/src/engine/src/public/ButterflyEngine/interfaces/iitem.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -14,12 +14,12 @@
 #include <QString>
 #include "global.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The IItem class contains base description of the game items (player perks, game levels, and levels items.)
  */
-class CRAWL_EXPORT IItem
+class BUTTERFLY_ENGINE_EXPORT IItem
 {
 public:
     IItem();
diff --git a/src/engine/src/public/ButterflyEngine/core/ilevel.cpp b/src/engine/src/public/ButterflyEngine/interfaces/ilevel.cpp
similarity index 91%
rename from src/engine/src/public/ButterflyEngine/core/ilevel.cpp
rename to src/engine/src/public/ButterflyEngine/interfaces/ilevel.cpp
index 7fdf80f..1ee3f91 100644
--- a/src/engine/src/public/ButterflyEngine/core/ilevel.cpp
+++ b/src/engine/src/public/ButterflyEngine/interfaces/ilevel.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -9,7 +9,7 @@
 #include "ilevel.h"
 #include "ipreviewscaneworld.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 ILevel::~ILevel() {
     delete _world;
diff --git a/src/engine/src/public/ButterflyEngine/core/ilevel.h b/src/engine/src/public/ButterflyEngine/interfaces/ilevel.h
similarity index 96%
rename from src/engine/src/public/ButterflyEngine/core/ilevel.h
rename to src/engine/src/public/ButterflyEngine/interfaces/ilevel.h
index bc21c36..4fe86d9 100644
--- a/src/engine/src/public/ButterflyEngine/core/ilevel.h
+++ b/src/engine/src/public/ButterflyEngine/interfaces/ilevel.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -10,7 +10,7 @@
 #ifndef LEVEL_H
 #define LEVEL_H
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 class IWorld;
diff --git a/src/engine/src/public/ButterflyEngine/core/ipreviewscaneworld.cpp b/src/engine/src/public/ButterflyEngine/interfaces/ipreviewscaneworld.cpp
similarity index 97%
rename from src/engine/src/public/ButterflyEngine/core/ipreviewscaneworld.cpp
rename to src/engine/src/public/ButterflyEngine/interfaces/ipreviewscaneworld.cpp
index 87fdb27..d7c9f16 100644
--- a/src/engine/src/public/ButterflyEngine/core/ipreviewscaneworld.cpp
+++ b/src/engine/src/public/ButterflyEngine/interfaces/ipreviewscaneworld.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -8,7 +8,7 @@
 #include "ipreviewscaneworld.h"
 #include "previewcontrol.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 IPreviewScaneWorld::IPreviewScaneWorld(const IWorld* mainWorld) {
     debug_assert(mainWorld, "The mainWorld world option should be initialized.");
diff --git a/src/engine/src/public/ButterflyEngine/core/ipreviewscaneworld.h b/src/engine/src/public/ButterflyEngine/interfaces/ipreviewscaneworld.h
similarity index 93%
rename from src/engine/src/public/ButterflyEngine/core/ipreviewscaneworld.h
rename to src/engine/src/public/ButterflyEngine/interfaces/ipreviewscaneworld.h
index afedd26..c8c198d 100644
--- a/src/engine/src/public/ButterflyEngine/core/ipreviewscaneworld.h
+++ b/src/engine/src/public/ButterflyEngine/interfaces/ipreviewscaneworld.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -10,12 +10,12 @@
 
 #include "iworld.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The IPreviewScaneWorld class is interface of the all preview scanes models.
  */
-class CRAWL_EXPORT IPreviewScaneWorld: public IWorld
+class BUTTERFLY_ENGINE_EXPORT IPreviewScaneWorld: public IWorld
 {
     Q_OBJECT
 public:
diff --git a/src/engine/src/public/ButterflyEngine/core/irender.cpp b/src/engine/src/public/ButterflyEngine/interfaces/irender.cpp
similarity index 79%
rename from src/engine/src/public/ButterflyEngine/core/irender.cpp
rename to src/engine/src/public/ButterflyEngine/interfaces/irender.cpp
index 2b30996..2d2812e 100644
--- a/src/engine/src/public/ButterflyEngine/core/irender.cpp
+++ b/src/engine/src/public/ButterflyEngine/interfaces/irender.cpp
@@ -1,12 +1,12 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
 //#
 
 #include "irender.h"
-namespace CRAWL {
+namespace ButterflyEngine {
 
 IRender::IRender()
 {
diff --git a/src/engine/src/public/ButterflyEngine/core/irender.h b/src/engine/src/public/ButterflyEngine/interfaces/irender.h
similarity index 93%
rename from src/engine/src/public/ButterflyEngine/core/irender.h
rename to src/engine/src/public/ButterflyEngine/interfaces/irender.h
index a8d35a6..de30bb0 100644
--- a/src/engine/src/public/ButterflyEngine/core/irender.h
+++ b/src/engine/src/public/ButterflyEngine/interfaces/irender.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -11,7 +11,7 @@
 #include "global.h"
 #include "quasarapp.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The IRender class This interface provide render functionality for all objects.
@@ -22,7 +22,7 @@ namespace CRAWL {
  * You can create child class of the IRender class and override the render method. But the render method will works with another class object using dynamic_cast of this pointer.
  *
  */
-class CRAWL_EXPORT IRender {
+class BUTTERFLY_ENGINE_EXPORT IRender {
 public:
     IRender();
     virtual ~IRender() = default;
diff --git a/src/engine/src/public/ButterflyEngine/core/iworld.cpp b/src/engine/src/public/ButterflyEngine/interfaces/iworld.cpp
similarity index 99%
rename from src/engine/src/public/ButterflyEngine/core/iworld.cpp
rename to src/engine/src/public/ButterflyEngine/interfaces/iworld.cpp
index 0aed561..1823371 100644
--- a/src/engine/src/public/ButterflyEngine/core/iworld.cpp
+++ b/src/engine/src/public/ButterflyEngine/interfaces/iworld.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -23,7 +23,7 @@
 #include "player.h"
 #include <QtConcurrent>
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 IWorld::IWorld() {
diff --git a/src/engine/src/public/ButterflyEngine/core/iworld.h b/src/engine/src/public/ButterflyEngine/interfaces/iworld.h
similarity index 98%
rename from src/engine/src/public/ButterflyEngine/core/iworld.h
rename to src/engine/src/public/ButterflyEngine/interfaces/iworld.h
index 30e97e8..b4c9e21 100644
--- a/src/engine/src/public/ButterflyEngine/core/iworld.h
+++ b/src/engine/src/public/ButterflyEngine/interfaces/iworld.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -27,7 +27,7 @@
 
 class ClastersTest;
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The Events enum contains availabele events of the World.
@@ -59,7 +59,7 @@ typedef QMap<int, WorldObjects> WorldRule;
 /**
  * @brief The IWorld class use this interface for implementation your own game levels
  */
-class CRAWL_EXPORT IWorld : public QObject, public IRender, public IItem
+class BUTTERFLY_ENGINE_EXPORT IWorld : public QObject, public IRender, public IItem
 {
     Q_OBJECT
     Q_PROPERTY(QVector3D cameraReleativePosition READ cameraReleativePosition NOTIFY cameraReleativePositionChanged)
@@ -272,7 +272,7 @@ signals:
      * @brief sigOBjctsListChanged This signal emited when lvel status are changed.
      * @brief diff This is list of removed and addeds items
      */
-    void sigOBjctsListChanged(CRAWL::Diff diff);
+    void sigOBjctsListChanged(ButterflyEngine::Diff diff);
 
     /**
      * @brief cameraReleativePositionChanged This signal emot when releative position of camera cahged.
diff --git a/src/engine/src/public/ButterflyEngine/core/iworlditem.cpp b/src/engine/src/public/ButterflyEngine/interfaces/iworlditem.cpp
similarity index 97%
rename from src/engine/src/public/ButterflyEngine/core/iworlditem.cpp
rename to src/engine/src/public/ButterflyEngine/interfaces/iworlditem.cpp
index d08a21d..ee9984b 100644
--- a/src/engine/src/public/ButterflyEngine/core/iworlditem.cpp
+++ b/src/engine/src/public/ButterflyEngine/interfaces/iworlditem.cpp
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -9,7 +9,7 @@
 #include "iworld.h"
 #include "quasarapp.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 
 IWorldItem::IWorldItem(const QString& name,
diff --git a/src/engine/src/public/ButterflyEngine/core/iworlditem.h b/src/engine/src/public/ButterflyEngine/interfaces/iworlditem.h
similarity index 95%
rename from src/engine/src/public/ButterflyEngine/core/iworlditem.h
rename to src/engine/src/public/ButterflyEngine/interfaces/iworlditem.h
index e069165..e9c3a7a 100644
--- a/src/engine/src/public/ButterflyEngine/core/iworlditem.h
+++ b/src/engine/src/public/ButterflyEngine/interfaces/iworlditem.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -11,13 +11,13 @@
 #include <Crawl/guiobject.h>
 #include "global.h"
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 class IWorld;
 /**
  * @brief The IWorldItem class This is World item. This class contains functions for control event system.
  */
-class CRAWL_EXPORT IWorldItem: public GuiObject {
+class BUTTERFLY_ENGINE_EXPORT IWorldItem: public GuiObject {
     Q_OBJECT
 
 public:
@@ -43,7 +43,7 @@ public:
     bool isDecorative() const;
 
     /**
-     * @brief supportedEvents This method return mask of the supported events. For get more information about events see the CRAWL::Events enum.
+     * @brief supportedEvents This method return mask of the supported events. For get more information about events see the ButterflyEngine::Events enum.
      * @return integer mask of the supported events.
      * @see IWorldItem::setSupportedEvents
      * @see IWorldItem::addSupportOfEvent
diff --git a/src/engine/src/public/ButterflyEngine/core/iworldlight.cpp b/src/engine/src/public/ButterflyEngine/interfaces/iworldlight.cpp
similarity index 96%
rename from src/engine/src/public/ButterflyEngine/core/iworldlight.cpp
rename to src/engine/src/public/ButterflyEngine/interfaces/iworldlight.cpp
index c2c6f04..ae4a8f7 100644
--- a/src/engine/src/public/ButterflyEngine/core/iworldlight.cpp
+++ b/src/engine/src/public/ButterflyEngine/interfaces/iworldlight.cpp
@@ -1,12 +1,12 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
 //#
 
 #include "iworldlight.h"
-namespace CRAWL {
+namespace ButterflyEngine {
 
 IWorldLight::IWorldLight(const QString &name,
                          const QString &viewTempalte,
diff --git a/src/engine/src/public/ButterflyEngine/core/iworldlight.h b/src/engine/src/public/ButterflyEngine/interfaces/iworldlight.h
similarity index 96%
rename from src/engine/src/public/ButterflyEngine/core/iworldlight.h
rename to src/engine/src/public/ButterflyEngine/interfaces/iworldlight.h
index 0ca1568..cc28db9 100644
--- a/src/engine/src/public/ButterflyEngine/core/iworldlight.h
+++ b/src/engine/src/public/ButterflyEngine/interfaces/iworldlight.h
@@ -1,5 +1,5 @@
 //#
-//# Copyright (C) 2021-2021 QuasarApp.
+//# Copyright (C) 2021-2024 QuasarApp.
 //# Distributed under the GPLv3 software license, see the accompanying
 //# Everyone is permitted to copy and distribute verbatim copies
 //# of this license document, but changing it is not allowed.
@@ -10,7 +10,7 @@
 #ifndef IWORLDLIGHT_H
 #define IWORLDLIGHT_H
 
-namespace CRAWL {
+namespace ButterflyEngine {
 
 /**
  * @brief The IWorldLight class Is base interaface of the light object.
@@ -24,9 +24,9 @@ namespace CRAWL {
  * **Example:**
  *
  * ```cpp
- * CRAWL::WorldRule *World::initWorldRules() {
+ * ButterflyEngine::WorldRule *World::initWorldRules() {
 
-    return new CRAWL::WorldRule {
+    return new ButterflyEngine::WorldRule {
         {0, {
                 {registerObject<MyLightObject>(), 1},
             }
@@ -41,7 +41,7 @@ namespace CRAWL {
  *
  * For integration This object you world see the IWorld::initWorldRules method
  */
-class CRAWL_EXPORT IWorldLight: public ClasterItem
+class BUTTERFLY_ENGINE_EXPORT IWorldLight: public ClasterItem
 {
     Q_OBJECT
     Q_PROPERTY(int lightForce READ lightForce WRITE setLightForce NOTIFY lightForceChanged)
diff --git a/src/example/Deploy/ButterflyEngine.json b/src/example/Deploy/ButterflyEngine.json
index c79ca3f..44c5c3d 100644
--- a/src/example/Deploy/ButterflyEngine.json
+++ b/src/example/Deploy/ButterflyEngine.json
@@ -4,11 +4,11 @@
         "src/build/Debug/ButterflyEngineEaxample.exe"
         ],
     "clear": true,
-    "binPrefix": "/home/andrei/gitHub/build-ButterflyEngine-Desktop_Qt_6_5_1_GCC_64bit-Debug",
+    "binPrefix": "/media/D/builds/build-ButterflyEngine-Desktop_Qt_6_5_2_GCC_64bit-Debug",
     "libDir": [
-    "/home/andrei/gitHub/ButterflyEngine",
-    "/home/andrei/Qt/6.5.1/gcc_64",
-    "/home/andrei/gitHub/build-ButterflyEngine-Desktop_Qt_6_5_1_GCC_64bit-Debug"
+    "/media/D/builds/ButterflyEngine",
+    "/home/andrei/Qt/6.5.2/gcc_64",
+    "/media/D/builds/build-ButterflyEngine-Desktop_Qt_6_5_2_GCC_64bit-Debug"
     ],
     "recursiveDepth": "10",
     "deploySystem": false,
@@ -17,11 +17,11 @@
     "qif": true,
     "zip": true,
     "ignoreEnv": [
-         "/home/andrei/gitHub/ButterflyEngine/Distro"
+         "/media/D/builds/ButterflyEngine/Distro"
         ],
     "extraLib": "crypto",
-    "targetDir": "/home/andrei/gitHub/ButterflyEngine/Distro",
-    "deployVersion": "0.3.5aa2b28",
+    "targetDir": "/media/D/builds/ButterflyEngine/Distro",
+    "deployVersion": "0.4.d1c1d18",
 
 }