diff --git a/docs/notes.txt b/docs/notes.txt
index cca40841..8e2b5d61 100644
--- a/docs/notes.txt
+++ b/docs/notes.txt
@@ -56,8 +56,11 @@
     *   [Платформа] Лог теперь пишется в папку пользователя, т.к. в папке, куда установлен
         ЯРИЛ, может не быть прав на запись файла.
 16.05.2022
-    *   [Ядро]  ifml2/ifml2#51 Ошибка ядра: получение доступного содержимого проверяет только
+    *   [Ядро] ifml2/ifml2#51 Ошибка ядра: получение доступного содержимого проверяет только
         первую роль с нужным триггером
+19.05.2022
+    ^   [Платформа] Для разработческих сборок номер версии теперь содержит дату сборки (берётся
+        как дата запускаемого файла).
 
 -----------------------------------------------------------------------------------------------
 Выпуск 2016/5
diff --git a/src/ifml2/CommonUtils.java b/src/ifml2/CommonUtils.java
index b9e757d5..93f78517 100644
--- a/src/ifml2/CommonUtils.java
+++ b/src/ifml2/CommonUtils.java
@@ -1,8 +1,13 @@
 package ifml2;
 
+import ifml2.engine.EngineVersion;
+
 import javax.crypto.Cipher;
 import javax.crypto.NoSuchPaddingException;
+import java.io.File;
+import java.net.URISyntaxException;
 import java.security.NoSuchAlgorithmException;
+import java.util.Date;
 
 public class CommonUtils
 {
@@ -64,4 +69,27 @@ public static Cipher createCipher() throws NoSuchAlgorithmException, NoSuchPaddi
         }
         return stringBuilder.toString();
     }*/
+
+    public static Date getBuildDate(){
+        try {
+            String jarPath = CommonUtils.class
+                    .getProtectionDomain()
+                    .getCodeSource()
+                    .getLocation()
+                    .toURI()
+                    .getPath();
+            File jarFile = new File(jarPath);
+            return new Date(jarFile.lastModified());
+        } catch (URISyntaxException e) {
+            return null;
+        }
+    }
+
+    public static String getVersion(){
+        String versionStr = EngineVersion.VERSION;
+        if (EngineVersion.IS_DEVELOPER_VERSION){
+            versionStr += String.format("[📅%1$td/%1$tb/%1$ty]", getBuildDate());
+        }
+        return versionStr;
+    }
 }
\ No newline at end of file
diff --git a/src/ifml2/Launcher.java b/src/ifml2/Launcher.java
index 22e53710..5a1b5e53 100644
--- a/src/ifml2/Launcher.java
+++ b/src/ifml2/Launcher.java
@@ -1,7 +1,6 @@
 package ifml2;
 
 import ifml2.editor.gui.Editor;
-import ifml2.engine.EngineVersion;
 import ifml2.players.guiplayer.GUIPlayer;
 import ifml2.tests.gui.TestRunner;
 import org.apache.log4j.Logger;
@@ -68,7 +67,7 @@ public String toString()
                     return "Тестер";
                 }
             };
-            Object answer = JOptionPane.showInputDialog(null, "Что запустить?", format("%s %s", RUSSIAN_PRODUCT_NAME, EngineVersion.VERSION),
+            Object answer = JOptionPane.showInputDialog(null, "Что запустить?", format("%s %s", RUSSIAN_PRODUCT_NAME, CommonUtils.getVersion()),
                     JOptionPane.QUESTION_MESSAGE, null, new Object[]{playerOption, editorOption, testerOption}, playerOption);
             if(playerOption.equals(answer))
             {
diff --git a/src/ifml2/editor/gui/Editor.java b/src/ifml2/editor/gui/Editor.java
index a7bd981f..4aff1576 100644
--- a/src/ifml2/editor/gui/Editor.java
+++ b/src/ifml2/editor/gui/Editor.java
@@ -8,7 +8,6 @@
 import ifml2.editor.IFML2EditorException;
 import ifml2.editor.gui.editors.*;
 import ifml2.editor.gui.forms.ListEditForm;
-import ifml2.engine.EngineVersion;
 import ifml2.om.Action;
 import ifml2.om.*;
 import ifml2.players.guiplayer.GUIPlayer;
@@ -164,7 +163,7 @@ private void updateTitle()
     {
         String fileName = storyFile != null ? storyFile.getName() : "новая история";
         String storyEditedMark = isStoryEdited ? " - * история не сохранена" : "";
-        String editorTitle =  format("%s Редактор %s -- %s%s", RUSSIAN_PRODUCT_NAME, EngineVersion.VERSION, fileName,
+        String editorTitle =  format("%s Редактор %s -- %s%s", RUSSIAN_PRODUCT_NAME, CommonUtils.getVersion(), fileName,
                 storyEditedMark);
         setTitle(editorTitle);
     }
diff --git a/src/ifml2/engine/EngineVersion.java b/src/ifml2/engine/EngineVersion.java
index 7088b698..dde66f89 100644
--- a/src/ifml2/engine/EngineVersion.java
+++ b/src/ifml2/engine/EngineVersion.java
@@ -3,4 +3,5 @@
 public interface EngineVersion
 {
     String VERSION = "(В РАЗРАБОТКЕ)";
+    boolean IS_DEVELOPER_VERSION = true;
 }
diff --git a/src/ifml2/players/guiplayer/GUIPlayer.java b/src/ifml2/players/guiplayer/GUIPlayer.java
index 9355dccd..d9c319df 100644
--- a/src/ifml2/players/guiplayer/GUIPlayer.java
+++ b/src/ifml2/players/guiplayer/GUIPlayer.java
@@ -27,7 +27,6 @@
 
 import static ifml2.CommonConstants.*;
 import static ifml2.GUIUtils.*;
-import static ifml2.engine.EngineVersion.VERSION;
 import static java.lang.String.format;
 import static javax.swing.JOptionPane.*;
 
@@ -58,7 +57,7 @@ public class GUIPlayer extends JFrame implements IOutputPlainTextProvider, IOutp
 
     private GUIPlayer(boolean fromTempFile)
     {
-        super(format("%s Плеер %s", RUSSIAN_PRODUCT_NAME, VERSION));
+        super(format("%s Плеер %s", RUSSIAN_PRODUCT_NAME, CommonUtils.getVersion()));
         this.isFromTempFile = fromTempFile;
 
         setContentPane(mainPanel);
@@ -570,7 +569,7 @@ private void updateTitle()
                 titleFile = file.getName();
             }
         }
-        setTitle(format("%s Плеер %s -- %s", RUSSIAN_PRODUCT_NAME, VERSION, titleFile));
+        setTitle(format("%s Плеер %s -- %s", RUSSIAN_PRODUCT_NAME, CommonUtils.getVersion(), titleFile));
     }
 
     private String getCommandText()
diff --git a/src/ifml2/tests/gui/TestRunner.java b/src/ifml2/tests/gui/TestRunner.java
index a4b86c26..7f15aaed 100644
--- a/src/ifml2/tests/gui/TestRunner.java
+++ b/src/ifml2/tests/gui/TestRunner.java
@@ -3,7 +3,6 @@
 import ifml2.CommonConstants;
 import ifml2.CommonUtils;
 import ifml2.GUIUtils;
-import ifml2.engine.EngineVersion;
 import ifml2.tests.IFMLTestPlan;
 import ifml2.tests.TestManager;
 
@@ -35,7 +34,7 @@ public class TestRunner extends JFrame
 
     public TestRunner()
     {
-        super(format("%s Тестер %s", RUSSIAN_PRODUCT_NAME, EngineVersion.VERSION));
+        super(format("%s Тестер %s", RUSSIAN_PRODUCT_NAME, CommonUtils.getVersion()));
         setContentPane(mainPanel);
         setDefaultCloseOperation(DISPOSE_ON_CLOSE);
         GUIUtils.packAndCenterWindow(this);