diff --git a/Launcher/runtime/config.js b/Launcher/runtime/config.js
index 1bfc5ee7..882b271c 100644
--- a/Launcher/runtime/config.js
+++ b/Launcher/runtime/config.js
@@ -19,6 +19,8 @@ var config = {
 };
 
 DirBridge.dir = DirBridge.getLauncherDir(config.dir);
+DirBridge.dirStore = DirBridge.getStoreDir(config.dir);
+DirBridge.dirProjectStore = DirBridge.getProjectStoreDir(config.dir);
 if (!IOHelper.isDir(DirBridge.dir)) {
     java.nio.file.Files.createDirectory(DirBridge.dir);
 }
diff --git a/Launcher/runtime/init.js b/Launcher/runtime/init.js
index 8cb07648..8b1d6941 100644
--- a/Launcher/runtime/init.js
+++ b/Launcher/runtime/init.js
@@ -7,6 +7,7 @@ var LauncherApp = Java.extend(JSApplication, {
         cliParams.init(app.getParameters());
         settingsManager.loadConfig();
         settings = SettingsManager.settings;
+        settingsManager.loadHDirStore();
         cliParams.applySettings();
     }, start: function(primaryStage) {
         stage = primaryStage;
@@ -41,6 +42,7 @@ var LauncherApp = Java.extend(JSApplication, {
 
     }, stop: function() {
         settingsManager.saveConfig();
+        settingsManager.saveHDirStore();
         options.save();
     }
 });
diff --git a/Launcher/src/main/java/ru/gravit/launcher/NewLauncherSettings.java b/Launcher/src/main/java/ru/gravit/launcher/NewLauncherSettings.java
index 2824c1be..4cbab087 100644
--- a/Launcher/src/main/java/ru/gravit/launcher/NewLauncherSettings.java
+++ b/Launcher/src/main/java/ru/gravit/launcher/NewLauncherSettings.java
@@ -34,5 +34,5 @@ public class NewLauncherSettings {
     @LauncherAPI
     public List<ClientProfile> lastProfiles = new LinkedList<>();
     @LauncherAPI
-    public Map<String, HashedDir> lastHDirs = new HashMap<>(16);
+    public transient Map<String, HashedDir> lastHDirs = new HashMap<>(16);
 }
diff --git a/Launcher/src/main/java/ru/gravit/launcher/client/DirBridge.java b/Launcher/src/main/java/ru/gravit/launcher/client/DirBridge.java
index 7a73d6a5..7b65f5b4 100644
--- a/Launcher/src/main/java/ru/gravit/launcher/client/DirBridge.java
+++ b/Launcher/src/main/java/ru/gravit/launcher/client/DirBridge.java
@@ -18,6 +18,10 @@ public class DirBridge {
     @LauncherAPI
     public static Path dir;
     @LauncherAPI
+    public static Path dirStore;
+    @LauncherAPI
+    public static Path dirProjectStore;
+    @LauncherAPI
     public static Path dirUpdates;
     @LauncherAPI
     public static Path defaultUpdatesDir;
@@ -64,6 +68,16 @@ public static Path getAppDataDir() throws IOException {
     public static Path getLauncherDir(String projectname) throws IOException {
         return getAppDataDir().resolve(projectname);
     }
+    @LauncherAPI
+    public static Path getStoreDir(String projectname) throws IOException
+    {
+        return getAppDataDir().resolve("store");
+    }
+    @LauncherAPI
+    public static Path getProjectStoreDir(String projectname) throws IOException
+    {
+        return getStoreDir(projectname).resolve(projectname);
+    }
 
     @LauncherAPI
     public static Path getGuardDir() {
diff --git a/Launcher/src/main/java/ru/gravit/launcher/managers/SettingsManager.java b/Launcher/src/main/java/ru/gravit/launcher/managers/SettingsManager.java
index dfb9f142..dc0ea894 100644
--- a/Launcher/src/main/java/ru/gravit/launcher/managers/SettingsManager.java
+++ b/Launcher/src/main/java/ru/gravit/launcher/managers/SettingsManager.java
@@ -3,13 +3,34 @@
 import ru.gravit.launcher.LauncherAPI;
 import ru.gravit.launcher.NewLauncherSettings;
 import ru.gravit.launcher.client.DirBridge;
+import ru.gravit.launcher.hasher.HashedDir;
+import ru.gravit.launcher.serialize.HInput;
+import ru.gravit.launcher.serialize.HOutput;
 import ru.gravit.utils.config.JsonConfigurable;
+import ru.gravit.utils.helper.IOHelper;
 
+import java.io.IOException;
+import java.io.InputStream;
 import java.lang.reflect.Type;
-import java.nio.file.Path;
-import java.nio.file.Paths;
+import java.nio.file.*;
+import java.nio.file.attribute.BasicFileAttributes;
+import java.util.Map;
 
 public class SettingsManager extends JsonConfigurable<NewLauncherSettings> {
+    public class StoreFileVisitor extends SimpleFileVisitor<Path> {
+        @Override
+        public FileVisitResult visitFile(Path file, BasicFileAttributes attrs)
+                throws IOException
+        {
+            try(HInput input = new HInput(IOHelper.newInput(file)))
+            {
+                HashedDir dir = new HashedDir(input);
+                settings.lastHDirs.put(file.getFileName().toString(), dir);
+            }
+            return super.visitFile(file, attrs);
+        }
+
+    }
     @LauncherAPI
     public static NewLauncherSettings settings;
 
@@ -35,6 +56,35 @@ public void setConfig(NewLauncherSettings config) {
         if(settings.updatesDirPath != null)
         settings.updatesDir = Paths.get(settings.updatesDirPath);
     }
+    @LauncherAPI
+    public void loadHDirStore(Path storePath) throws IOException
+    {
+        Files.createDirectories(storePath);
+        IOHelper.walk(storePath, new StoreFileVisitor(), false);
+    }
+    @LauncherAPI
+    public void saveHDirStore(Path storeProjectPath) throws IOException
+    {
+        Files.createDirectories(storeProjectPath);
+        for(Map.Entry<String, HashedDir> e : settings.lastHDirs.entrySet())
+        {
+            Path file = Files.createFile(storeProjectPath.resolve(e.getKey()));
+            try(HOutput output = new HOutput(IOHelper.newOutput(file)))
+            {
+                e.getValue().write(output);
+            }
+        }
+    }
+    @LauncherAPI
+    public void loadHDirStore() throws IOException
+    {
+        loadHDirStore(DirBridge.dirStore);
+    }
+    @LauncherAPI
+    public void saveHDirStore() throws IOException
+    {
+        saveHDirStore(DirBridge.dirProjectStore);
+    }
 
     @Override
     public void setType(Type type) {