diff --git a/.r3_history b/.r3_history
index 0d1b318..ce8e038 100644
--- a/.r3_history
+++ b/.r3_history
@@ -27,3 +27,4 @@ r3 create DOM extends Component ./r3-component/
 r3 create Canvas extends DOM ./r3-component/ 
 r3 create SystemDOM system   
 r3 create Document extends Default ./r3-runtime/
+r3 create SystemRuntime system   
diff --git a/dist/r3.js b/dist/r3.js
index 3e37ca5..6272c14 100644
--- a/dist/r3.js
+++ b/dist/r3.js
@@ -1,6 +1,6 @@
 class R3 {
-  static version = '2.0.448';
-  static compileDate = '2021 Sep 09 - 17:56:56 pm';
+  static version = '2.0.454';
+  static compileDate = '2021 Sep 09 - 18:08:03 pm';
 }
 
 class System {
@@ -20,8 +20,9 @@ class System {
 System.SYSTEM_DOM = 0x0;
 System.SYSTEM_INPUT = 0x1;
 System.SYSTEM_LINKING = 0x2;
-System.SYSTEM_SOCKET = 0x3;
-System.MAX_SYSTEMS = 0x4;
+System.SYSTEM_RUNTIME = 0x3;
+System.SYSTEM_SOCKET = 0x4;
+System.MAX_SYSTEMS = 0x5;
 
 class Event {
 
@@ -277,69 +278,71 @@ class Event {
 
 }
 
-Event.COMPONENT_CREATED = 0x1;
-Event.COMPONENT_INITIALIZED = 0x2;
-Event.CREATE_INSTANCE_BEFORE = 0x3;
-Event.DISPOSE_INSTANCE = 0x4;
-Event.DISPOSE_OBJECT = 0x5;
-Event.DOM_COMPONENT_INITIALIZED = 0x6;
-Event.GET_RUNTIME = 0x7;
-Event.GET_WINDOW_SIZE = 0x8;
-Event.INPUT_COMPONENT_INITIALIZED = 0x9;
-Event.INSTANCE_CREATED = 0xa;
-Event.INSTANCE_DISPOSED = 0xb;
-Event.KEYBOARD_DOWN = 0xc;
-Event.KEYBOARD_UP = 0xd;
-Event.MOUSE_DOWN = 0xe;
-Event.MOUSE_MOVE = 0xf;
-Event.MOUSE_UP = 0x10;
-Event.MOUSE_WHEEL = 0x11;
-Event.OBJECT_CREATED = 0x12;
-Event.OBJECT_INITIALIZED = 0x13;
-Event.PAUSE = 0x14;
-Event.PROJECT_INITIALIZED = 0x15;
-Event.RESTART = 0x16;
-Event.START = 0x17;
-Event.TOUCH_CANCEL = 0x18;
-Event.TOUCH_END = 0x19;
-Event.TOUCH_MOVE = 0x1a;
-Event.TOUCH_START = 0x1b;
-Event.UPDATE_FROM_INSTANCE_AFTER = 0x1c;
-Event.UPDATE_FROM_INSTANCE_BEFORE = 0x1d;
-Event.MAX_EVENTS = 0x1e;
+Event.BEFORE_RENDER = 0x1;
+Event.COMPONENT_CREATED = 0x2;
+Event.COMPONENT_INITIALIZED = 0x3;
+Event.CREATE_INSTANCE_BEFORE = 0x4;
+Event.DISPOSE_INSTANCE = 0x5;
+Event.DISPOSE_OBJECT = 0x6;
+Event.DOM_COMPONENT_INITIALIZED = 0x7;
+Event.GET_RUNTIME = 0x8;
+Event.GET_WINDOW_SIZE = 0x9;
+Event.INPUT_COMPONENT_INITIALIZED = 0xa;
+Event.INSTANCE_CREATED = 0xb;
+Event.INSTANCE_DISPOSED = 0xc;
+Event.KEYBOARD_DOWN = 0xd;
+Event.KEYBOARD_UP = 0xe;
+Event.MOUSE_DOWN = 0xf;
+Event.MOUSE_MOVE = 0x10;
+Event.MOUSE_UP = 0x11;
+Event.MOUSE_WHEEL = 0x12;
+Event.OBJECT_CREATED = 0x13;
+Event.OBJECT_INITIALIZED = 0x14;
+Event.PAUSE = 0x15;
+Event.PROJECT_INITIALIZED = 0x16;
+Event.RESTART = 0x17;
+Event.START = 0x18;
+Event.TOUCH_CANCEL = 0x19;
+Event.TOUCH_END = 0x1a;
+Event.TOUCH_MOVE = 0x1b;
+Event.TOUCH_START = 0x1c;
+Event.UPDATE_FROM_INSTANCE_AFTER = 0x1d;
+Event.UPDATE_FROM_INSTANCE_BEFORE = 0x1e;
+Event.MAX_EVENTS = 0x1f;
 
 Event.GetEventName = function(eventId) {
 
 	switch(eventId) {
-		case 0x1 : return 'component_created';
-		case 0x2 : return 'component_initialized';
-		case 0x3 : return 'create_instance_before';
-		case 0x4 : return 'dispose_instance';
-		case 0x5 : return 'dispose_object';
-		case 0x6 : return 'dom_component_initialized';
-		case 0x7 : return 'get_runtime';
-		case 0x8 : return 'get_window_size';
-		case 0x9 : return 'input_component_initialized';
-		case 0xa : return 'instance_created';
-		case 0xb : return 'instance_disposed';
-		case 0xc : return 'keyboard_down';
-		case 0xd : return 'keyboard_up';
-		case 0xe : return 'mouse_down';
-		case 0xf : return 'mouse_move';
-		case 0x10 : return 'mouse_up';
-		case 0x11 : return 'mouse_wheel';
-		case 0x12 : return 'object_created';
-		case 0x13 : return 'object_initialized';
-		case 0x14 : return 'pause';
-		case 0x15 : return 'project_initialized';
-		case 0x16 : return 'restart';
-		case 0x17 : return 'start';
-		case 0x18 : return 'touch_cancel';
-		case 0x19 : return 'touch_end';
-		case 0x1a : return 'touch_move';
-		case 0x1b : return 'touch_start';
-		case 0x1c : return 'update_from_instance_after';
-		case 0x1d : return 'update_from_instance_before';
+		case 0x1 : return 'before_render';
+		case 0x2 : return 'component_created';
+		case 0x3 : return 'component_initialized';
+		case 0x4 : return 'create_instance_before';
+		case 0x5 : return 'dispose_instance';
+		case 0x6 : return 'dispose_object';
+		case 0x7 : return 'dom_component_initialized';
+		case 0x8 : return 'get_runtime';
+		case 0x9 : return 'get_window_size';
+		case 0xa : return 'input_component_initialized';
+		case 0xb : return 'instance_created';
+		case 0xc : return 'instance_disposed';
+		case 0xd : return 'keyboard_down';
+		case 0xe : return 'keyboard_up';
+		case 0xf : return 'mouse_down';
+		case 0x10 : return 'mouse_move';
+		case 0x11 : return 'mouse_up';
+		case 0x12 : return 'mouse_wheel';
+		case 0x13 : return 'object_created';
+		case 0x14 : return 'object_initialized';
+		case 0x15 : return 'pause';
+		case 0x16 : return 'project_initialized';
+		case 0x17 : return 'restart';
+		case 0x18 : return 'start';
+		case 0x19 : return 'touch_cancel';
+		case 0x1a : return 'touch_end';
+		case 0x1b : return 'touch_move';
+		case 0x1c : return 'touch_start';
+		case 0x1d : return 'update_from_instance_after';
+		case 0x1e : return 'update_from_instance_before';
 		default :
 			throw new Error('Event type not defined : ' + eventId);
 	}
@@ -2156,6 +2159,100 @@ class SystemLinking extends System {
 SystemLinking.Started = false;
 SystemLinking.Subscriptions = {};
 
+/**
+
+  Class R3.System.Runtime
+  [Inherited from System]
+
+  Inherited Properties:
+
+    <no inherited properties>
+
+  Inherited Static Properties:
+
+    <no inherited static properties>
+
+  Inherited Methods:
+
+    <no inherited methods>
+
+  Inherited Static Methods:
+
+    <no inherited static methods>
+
+  [Belonging to SystemRuntime]
+
+  Properties:
+
+    <no properties>
+
+  Static Properties:
+
+    - Started (Default value false)
+    - Subscriptions (Default value {})
+
+  Methods:
+
+    <no methods>
+
+  Static Methods:
+
+    - Start(options)
+        Starts the system by registering subscriptions to events
+
+    - Stop(options)
+        Stops the system by removing these subscriptions to events
+
+  Started=false
+  Subscriptions={}
+
+ **/
+
+class SystemRuntime extends System {
+
+  constructor(options) {
+
+    if (typeof options === 'undefined') {
+      options = {};
+    }
+
+    super(options);
+
+    Object.assign(this, options);
+
+  }
+
+  /**
+   * Start()
+   * - Starts the system by registering subscriptions to events 
+   * @param options 
+   */
+  static Start(options) {
+
+    SystemRuntime.Started = true;
+
+    console.log('Started system: SystemRuntime');
+
+  }
+
+  /**
+   * Stop()
+   * - Stops the system by removing these subscriptions to events 
+   * @param options 
+   */
+  static Stop(options) {
+
+    SystemRuntime.Started = false;
+
+    console.log('Stopped system: SystemRuntime');
+
+  }
+
+}
+
+SystemRuntime.Started = false;
+SystemRuntime.Subscriptions = {};
+
 /**
 
   Class R3.System.Socket
@@ -5018,6 +5115,7 @@ R3.Touch = Touch;
 System.DOM = SystemDOM;
 System.Input = SystemInput;
 System.Linking = SystemLinking;
+System.Runtime = SystemRuntime;
 System.Socket = SystemSocket;
 Component.DOM = DOM;
 Component.DOM.Canvas = Canvas;
@@ -5040,4 +5138,5 @@ console.log('r3.js - version ' + R3.version + ' compiled ' + R3.compileDate);
 R3.System.DOM.Start();
 R3.System.Input.Start();
 R3.System.Linking.Start();
+R3.System.Runtime.Start();
 R3.System.Socket.Start();
diff --git a/package.json b/package.json
index 4e2b68e..fa15a51 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "r3",
-  "version" : "2.0.448",
+  "version" : "2.0.454",
   "description": "",
   "private": true,
   "dependencies": {
diff --git a/r3.php b/r3.php
index 3f63368..91317fb 100755
--- a/r3.php
+++ b/r3.php
@@ -432,6 +432,7 @@ function generateConstructors($file, $command)
 {
   echo $file;
 
+  $constructor = null;
   $token = 'GENERATED_CONSTRUCTOR';
 
   if (preg_match('/system_base/', $command)) {
@@ -452,6 +453,10 @@ function generateConstructors($file, $command)
     $token = 'GENERATED_CONSTRUCTOR_EXTENDS';
   }
 
+  if (!$constructor) {
+    throw new Exception('Constructor not found for file : ' . $file);
+  }
+
   updateSection($file, $token , $constructor);
 
 }
diff --git a/src/r3/index.js b/src/r3/index.js
index 4f63b30..7a9c5b6 100644
--- a/src/r3/index.js
+++ b/src/r3/index.js
@@ -7,6 +7,7 @@ console.log('r3.js - version ' + R3.version + ' compiled ' + R3.compileDate);
 R3.System.DOM.Start();
 R3.System.Input.Start();
 R3.System.Linking.Start();
+R3.System.Runtime.Start();
 R3.System.Socket.Start();
 //GENERATED_INDEX_BODY_END
 
diff --git a/src/r3/r3-event.js b/src/r3/r3-event.js
index 2a855b4..5b56873 100644
--- a/src/r3/r3-event.js
+++ b/src/r3/r3-event.js
@@ -341,69 +341,71 @@ class Event {
 //CUSTOM_OUT_OF_CLASS_IMPLEMENTATION_START
 
 //GENERATED_EVENTS_START
-Event.COMPONENT_CREATED = 0x1;
-Event.COMPONENT_INITIALIZED = 0x2;
-Event.CREATE_INSTANCE_BEFORE = 0x3;
-Event.DISPOSE_INSTANCE = 0x4;
-Event.DISPOSE_OBJECT = 0x5;
-Event.DOM_COMPONENT_INITIALIZED = 0x6;
-Event.GET_RUNTIME = 0x7;
-Event.GET_WINDOW_SIZE = 0x8;
-Event.INPUT_COMPONENT_INITIALIZED = 0x9;
-Event.INSTANCE_CREATED = 0xa;
-Event.INSTANCE_DISPOSED = 0xb;
-Event.KEYBOARD_DOWN = 0xc;
-Event.KEYBOARD_UP = 0xd;
-Event.MOUSE_DOWN = 0xe;
-Event.MOUSE_MOVE = 0xf;
-Event.MOUSE_UP = 0x10;
-Event.MOUSE_WHEEL = 0x11;
-Event.OBJECT_CREATED = 0x12;
-Event.OBJECT_INITIALIZED = 0x13;
-Event.PAUSE = 0x14;
-Event.PROJECT_INITIALIZED = 0x15;
-Event.RESTART = 0x16;
-Event.START = 0x17;
-Event.TOUCH_CANCEL = 0x18;
-Event.TOUCH_END = 0x19;
-Event.TOUCH_MOVE = 0x1a;
-Event.TOUCH_START = 0x1b;
-Event.UPDATE_FROM_INSTANCE_AFTER = 0x1c;
-Event.UPDATE_FROM_INSTANCE_BEFORE = 0x1d;
-Event.MAX_EVENTS = 0x1e;
+Event.BEFORE_RENDER = 0x1;
+Event.COMPONENT_CREATED = 0x2;
+Event.COMPONENT_INITIALIZED = 0x3;
+Event.CREATE_INSTANCE_BEFORE = 0x4;
+Event.DISPOSE_INSTANCE = 0x5;
+Event.DISPOSE_OBJECT = 0x6;
+Event.DOM_COMPONENT_INITIALIZED = 0x7;
+Event.GET_RUNTIME = 0x8;
+Event.GET_WINDOW_SIZE = 0x9;
+Event.INPUT_COMPONENT_INITIALIZED = 0xa;
+Event.INSTANCE_CREATED = 0xb;
+Event.INSTANCE_DISPOSED = 0xc;
+Event.KEYBOARD_DOWN = 0xd;
+Event.KEYBOARD_UP = 0xe;
+Event.MOUSE_DOWN = 0xf;
+Event.MOUSE_MOVE = 0x10;
+Event.MOUSE_UP = 0x11;
+Event.MOUSE_WHEEL = 0x12;
+Event.OBJECT_CREATED = 0x13;
+Event.OBJECT_INITIALIZED = 0x14;
+Event.PAUSE = 0x15;
+Event.PROJECT_INITIALIZED = 0x16;
+Event.RESTART = 0x17;
+Event.START = 0x18;
+Event.TOUCH_CANCEL = 0x19;
+Event.TOUCH_END = 0x1a;
+Event.TOUCH_MOVE = 0x1b;
+Event.TOUCH_START = 0x1c;
+Event.UPDATE_FROM_INSTANCE_AFTER = 0x1d;
+Event.UPDATE_FROM_INSTANCE_BEFORE = 0x1e;
+Event.MAX_EVENTS = 0x1f;
 
 Event.GetEventName = function(eventId) {
 
 	switch(eventId) {
-		case 0x1 : return 'component_created';
-		case 0x2 : return 'component_initialized';
-		case 0x3 : return 'create_instance_before';
-		case 0x4 : return 'dispose_instance';
-		case 0x5 : return 'dispose_object';
-		case 0x6 : return 'dom_component_initialized';
-		case 0x7 : return 'get_runtime';
-		case 0x8 : return 'get_window_size';
-		case 0x9 : return 'input_component_initialized';
-		case 0xa : return 'instance_created';
-		case 0xb : return 'instance_disposed';
-		case 0xc : return 'keyboard_down';
-		case 0xd : return 'keyboard_up';
-		case 0xe : return 'mouse_down';
-		case 0xf : return 'mouse_move';
-		case 0x10 : return 'mouse_up';
-		case 0x11 : return 'mouse_wheel';
-		case 0x12 : return 'object_created';
-		case 0x13 : return 'object_initialized';
-		case 0x14 : return 'pause';
-		case 0x15 : return 'project_initialized';
-		case 0x16 : return 'restart';
-		case 0x17 : return 'start';
-		case 0x18 : return 'touch_cancel';
-		case 0x19 : return 'touch_end';
-		case 0x1a : return 'touch_move';
-		case 0x1b : return 'touch_start';
-		case 0x1c : return 'update_from_instance_after';
-		case 0x1d : return 'update_from_instance_before';
+		case 0x1 : return 'before_render';
+		case 0x2 : return 'component_created';
+		case 0x3 : return 'component_initialized';
+		case 0x4 : return 'create_instance_before';
+		case 0x5 : return 'dispose_instance';
+		case 0x6 : return 'dispose_object';
+		case 0x7 : return 'dom_component_initialized';
+		case 0x8 : return 'get_runtime';
+		case 0x9 : return 'get_window_size';
+		case 0xa : return 'input_component_initialized';
+		case 0xb : return 'instance_created';
+		case 0xc : return 'instance_disposed';
+		case 0xd : return 'keyboard_down';
+		case 0xe : return 'keyboard_up';
+		case 0xf : return 'mouse_down';
+		case 0x10 : return 'mouse_move';
+		case 0x11 : return 'mouse_up';
+		case 0x12 : return 'mouse_wheel';
+		case 0x13 : return 'object_created';
+		case 0x14 : return 'object_initialized';
+		case 0x15 : return 'pause';
+		case 0x16 : return 'project_initialized';
+		case 0x17 : return 'restart';
+		case 0x18 : return 'start';
+		case 0x19 : return 'touch_cancel';
+		case 0x1a : return 'touch_end';
+		case 0x1b : return 'touch_move';
+		case 0x1c : return 'touch_start';
+		case 0x1d : return 'update_from_instance_after';
+		case 0x1e : return 'update_from_instance_before';
 		default :
 			throw new Error('Event type not defined : ' + eventId);
 	}
diff --git a/src/r3/r3-r3.js b/src/r3/r3-r3.js
index 8981da2..4b03652 100644
--- a/src/r3/r3-r3.js
+++ b/src/r3/r3-r3.js
@@ -1,6 +1,6 @@
 class R3 {
-  static version = '2.0.448';
-  static compileDate = '2021 Sep 09 - 17:56:56 pm';
+  static version = '2.0.454';
+  static compileDate = '2021 Sep 09 - 18:08:03 pm';
 }
 
 //GENERATED_IMPORTS_START
diff --git a/src/r3/r3-system/index.js b/src/r3/r3-system/index.js
index ba58a1b..b827462 100644
--- a/src/r3/r3-system/index.js
+++ b/src/r3/r3-system/index.js
@@ -3,6 +3,7 @@ const System = require('./r3-system.js');
 const SystemDOM = require('./r3-system-d-o-m.js');
 const SystemInput = require('./r3-system-input.js');
 const SystemLinking = require('./r3-system-linking.js');
+const SystemRuntime = require('./r3-system-runtime.js');
 const SystemSocket = require('./r3-system-socket.js');
 //GENERATED_IMPORTS_END
 
@@ -10,6 +11,7 @@ const SystemSocket = require('./r3-system-socket.js');
 System.DOM = SystemDOM;
 System.Input = SystemInput;
 System.Linking = SystemLinking;
+System.Runtime = SystemRuntime;
 System.Socket = SystemSocket;
 //GENERATED_INDEX_BODY_END
 
diff --git a/src/r3/r3-system/r3-system.js b/src/r3/r3-system/r3-system.js
index 263adc2..6d9c3a9 100644
--- a/src/r3/r3-system/r3-system.js
+++ b/src/r3/r3-system/r3-system.js
@@ -72,8 +72,9 @@ class System {
 System.SYSTEM_DOM = 0x0;
 System.SYSTEM_INPUT = 0x1;
 System.SYSTEM_LINKING = 0x2;
-System.SYSTEM_SOCKET = 0x3;
-System.MAX_SYSTEMS = 0x4;
+System.SYSTEM_RUNTIME = 0x3;
+System.SYSTEM_SOCKET = 0x4;
+System.MAX_SYSTEMS = 0x5;
 //GENERATED_OUT_OF_CLASS_IMPLEMENTATION_END
 
 //CUSTOM_OUT_OF_CLASS_IMPLEMENTATION_START
diff --git a/src/templates/token.db b/src/templates/token.db
index ef8576f..ac04c8f 100644
--- a/src/templates/token.db
+++ b/src/templates/token.db
@@ -55,7 +55,6 @@ CUSTOM_ASYNC_METHOD
 CUSTOM_BEFORE_INIT
 CUSTOM_BEFORE_STATIC_SYSTEM_START
 CUSTOM_BEFORE_STATIC_SYSTEM_STOP
-CUSTOM_BEFORE_SYSTEM
 CUSTOM_BEFORE_SYSTEM_START
 CUSTOM_BEFORE_SYSTEM_STOP
 CUSTOM_CONVENIENT_DEFINES
diff --git a/version b/version
index 9b67bea..4e6e09e 100644
--- a/version
+++ b/version
@@ -1 +1 @@
-2.0.448
\ No newline at end of file
+2.0.454
\ No newline at end of file