diff --git a/.travis.yml b/.travis.yml
index 9dcc1df26..9002af3bb 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,7 +11,8 @@ before_deploy:
   - git push -q ${REPO} --tags
 deploy:
   provider: releases
-  api_key: ${DEPLOY_REPO}
+  api_key:
+    secure: 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
   file:
   - HMCL/build/libs/HMCL-${HMCL_VERSION_ROOT}.${TRAVIS_BUILD_NUMBER}.jar
   - HMCL/build/libs/HMCL-${HMCL_VERSION_ROOT}.${TRAVIS_BUILD_NUMBER}.exe
diff --git a/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/forge/ForgeInstaller.java b/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/forge/ForgeInstaller.java
index b4a935d81..56a7e5eb3 100755
--- a/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/forge/ForgeInstaller.java
+++ b/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/forge/ForgeInstaller.java
@@ -23,6 +23,8 @@ import java.io.FileOutputStream;
 import java.io.InputStream;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipFile;
+import org.jackhuang.hellominecraft.api.HMCAPI;
+import org.jackhuang.hellominecraft.launcher.api.event.version.MinecraftLibraryPathEvent;
 import org.jackhuang.hellominecraft.util.C;
 import org.jackhuang.hellominecraft.util.log.HMCLog;
 import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftService;
@@ -30,6 +32,7 @@ import org.jackhuang.hellominecraft.util.task.Task;
 import org.jackhuang.hellominecraft.util.sys.FileUtils;
 import org.jackhuang.hellominecraft.launcher.core.version.MinecraftLibrary;
 import org.jackhuang.hellominecraft.util.MessageBox;
+import org.jackhuang.hellominecraft.util.Wrapper;
 import org.jackhuang.hellominecraft.util.sys.IOUtils;
 
 /**
@@ -66,19 +69,24 @@ public class ForgeInstaller extends Task {
             File to = new File(gameDir, "versions" + File.separator + profile.install.getTarget());
             if (!FileUtils.makeDirectory(to))
                 HMCLog.warn("Failed to make new version folder " + to);
-            
+
             HMCLog.log("Copying jar..." + profile.install.getMinecraft() + ".jar to " + profile.install.getTarget() + ".jar");
             FileUtils.copyFile(new File(from, profile.install.getMinecraft() + ".jar"),
-                               new File(to, profile.install.getTarget() + ".jar"));
-            
+                    new File(to, profile.install.getTarget() + ".jar"));
+
             HMCLog.log("Creating new version profile..." + profile.install.getTarget() + ".json");
             FileUtils.write(new File(to, profile.install.getTarget() + ".json"), C.GSON.toJson(profile.versionInfo));
-            
+
             HMCLog.log("Extracting universal forge pack..." + profile.install.getFilePath());
             entry = zipFile.getEntry(profile.install.getFilePath());
             InputStream is = zipFile.getInputStream(entry);
             MinecraftLibrary forge = new MinecraftLibrary(profile.install.getPath());
-            File file = new File(gameDir, "libraries/" + forge.getDownloadInfo().path);
+
+            String path = "libraries/" + forge.getDownloadInfo().path;
+            MinecraftLibraryPathEvent event = new MinecraftLibraryPathEvent(this, path, new Wrapper<>(new File(gameDir, path)));
+            HMCAPI.EVENT_BUS.fireChannel(event);
+            File file = event.getFile().getValue();
+
             if (!FileUtils.makeDirectory(file.getParentFile()))
                 HMCLog.warn("Failed to make library directory " + file.getParent());
             try (FileOutputStream fos = FileUtils.openOutputStream(file)) {
diff --git a/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/liteloader/LiteLoaderInstaller.java b/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/liteloader/LiteLoaderInstaller.java
index b4e954345..e35ec4e82 100755
--- a/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/liteloader/LiteLoaderInstaller.java
+++ b/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/liteloader/LiteLoaderInstaller.java
@@ -20,6 +20,8 @@ package org.jackhuang.hellominecraft.launcher.core.install.liteloader;
 import java.io.File;
 import java.util.ArrayList;
 import java.util.Arrays;
+import org.jackhuang.hellominecraft.api.HMCAPI;
+import org.jackhuang.hellominecraft.launcher.api.event.version.MinecraftLibraryPathEvent;
 import org.jackhuang.hellominecraft.util.C;
 import org.jackhuang.hellominecraft.util.log.HMCLog;
 import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftService;
@@ -29,6 +31,7 @@ import org.jackhuang.hellominecraft.util.task.comm.PreviousResultRegistrar;
 import org.jackhuang.hellominecraft.util.sys.FileUtils;
 import org.jackhuang.hellominecraft.launcher.core.version.MinecraftLibrary;
 import org.jackhuang.hellominecraft.launcher.core.version.MinecraftVersion;
+import org.jackhuang.hellominecraft.util.Wrapper;
 
 /**
  *
@@ -68,7 +71,11 @@ public class LiteLoaderInstaller extends Task implements PreviousResultRegistrar
         MinecraftLibrary ml = new MinecraftLibrary("com.mumfrey:liteloader:" + version.selfVersion);
         //ml.url = "http://dl.liteloader.com/versions/com/mumfrey/liteloader/" + version.mcVersion + "/liteloader-" + version.selfVersion + ".jar";
         mv.libraries.add(0, ml);
-        FileUtils.copyFile(installer, new File(service.baseDirectory(), "libraries/com/mumfrey/liteloader/" + version.selfVersion + "/liteloader-" + version.selfVersion + ".jar"));
+        
+        String path = "libraries/com/mumfrey/liteloader/" + version.selfVersion + "/liteloader-" + version.selfVersion + ".jar";
+        MinecraftLibraryPathEvent event = new MinecraftLibraryPathEvent(this, path, new Wrapper<>(new File(service.baseDirectory(), path)));
+        HMCAPI.EVENT_BUS.fireChannel(event);
+        FileUtils.copyFile(installer, event.getFile().getValue());
 
         mv.id += "-LiteLoader" + version.selfVersion;
 
diff --git a/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/optifine/OptiFineInstaller.java b/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/optifine/OptiFineInstaller.java
index 499f15446..19d392783 100755
--- a/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/optifine/OptiFineInstaller.java
+++ b/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/optifine/OptiFineInstaller.java
@@ -20,15 +20,20 @@ package org.jackhuang.hellominecraft.launcher.core.install.optifine;
 import java.io.File;
 import java.util.ArrayList;
 import java.util.zip.ZipFile;
+import org.jackhuang.hellominecraft.api.HMCAPI;
+import org.jackhuang.hellominecraft.launcher.api.event.version.MinecraftLibraryPathEvent;
 import org.jackhuang.hellominecraft.util.C;
 import org.jackhuang.hellominecraft.launcher.core.install.InstallerVersionList;
 import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftService;
+import org.jackhuang.hellominecraft.launcher.core.version.LibrariesDownloadInfo;
+import org.jackhuang.hellominecraft.launcher.core.version.LibraryDownloadInfo;
 import org.jackhuang.hellominecraft.util.task.Task;
 import org.jackhuang.hellominecraft.util.task.comm.PreviousResult;
 import org.jackhuang.hellominecraft.util.task.comm.PreviousResultRegistrar;
 import org.jackhuang.hellominecraft.util.sys.FileUtils;
 import org.jackhuang.hellominecraft.launcher.core.version.MinecraftLibrary;
 import org.jackhuang.hellominecraft.launcher.core.version.MinecraftVersion;
+import org.jackhuang.hellominecraft.util.Wrapper;
 import org.jackhuang.hellominecraft.util.log.HMCLog;
 
 /**
@@ -58,8 +63,18 @@ public class OptiFineInstaller extends Task implements PreviousResultRegistrar<F
         mv.inheritsFrom = mv.id;
         mv.jar = mv.jar == null ? mv.id : mv.jar;
         mv.libraries.clear();
-        mv.libraries.add(0, new MinecraftLibrary("optifine:OptiFine:" + selfId));
-        FileUtils.copyFile(installer, new File(service.baseDirectory(), "libraries/optifine/OptiFine/" + selfId + "/OptiFine-" + selfId + ".jar"));
+        MinecraftLibrary library = new MinecraftLibrary("optifine:OptiFine:" + selfId);
+        library.downloads = new LibrariesDownloadInfo();
+        library.downloads.artifact = new LibraryDownloadInfo();
+        library.downloads.artifact.path = "optifine/OptiFine/" + selfId + "/OptiFine-" + selfId + ".jar";
+        library.downloads.artifact.url = version.universal;
+        library.downloads.artifact.sha1 = null;
+        library.downloads.artifact.size = 0;
+        mv.libraries.add(0, library);
+        
+        MinecraftLibraryPathEvent event = new MinecraftLibraryPathEvent(this, "libraries/" + library.downloads.artifact.path, new Wrapper<>(new File(service.baseDirectory(), "libraries/" + library.downloads.artifact.path)));
+        HMCAPI.EVENT_BUS.fireChannel(event);
+        FileUtils.copyFile(installer, event.getFile().getValue());
 
         mv.id += "-" + selfId;
         try (ZipFile zipFile = new ZipFile(installer)) {
diff --git a/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/GameDownloadInfo.java b/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/GameDownloadInfo.java
index 75b3ccb6d..84be2d46e 100644
--- a/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/GameDownloadInfo.java
+++ b/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/GameDownloadInfo.java
@@ -31,7 +31,7 @@ public class GameDownloadInfo implements Cloneable {
     @SerializedName("size")
     public int size;
     @SerializedName("url")
-    protected String url;
+    public String url;
 
     /**
      * Ready for AssetIndexDownloadInfo, and GameDownloadInfo also need this.
diff --git a/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/LibrariesDownloadInfo.java b/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/LibrariesDownloadInfo.java
index 3830639b1..454633ced 100644
--- a/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/LibrariesDownloadInfo.java
+++ b/HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/LibrariesDownloadInfo.java
@@ -27,7 +27,7 @@ import java.util.Map;
 public class LibrariesDownloadInfo {
 
     @SerializedName("classifiers")
-    Map<String, LibraryDownloadInfo> classifiers;
+    public Map<String, LibraryDownloadInfo> classifiers;
     @SerializedName("artifact")
-    LibraryDownloadInfo artifact;
+    public LibraryDownloadInfo artifact;
 }
diff --git a/HMCL/src/main/resources/org/jackhuang/hellominecraft/launcher/ui/Bundle.properties b/HMCL/src/main/resources/org/jackhuang/hellominecraft/launcher/ui/Bundle.properties
deleted file mode 100644
index 4dc4c3428..000000000
--- a/HMCL/src/main/resources/org/jackhuang/hellominecraft/launcher/ui/Bundle.properties
+++ /dev/null
@@ -1,17 +0,0 @@
-/*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
- * 
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
- */
diff --git a/HMCUtils/src/main/resources/org/jackhuang/hellominecraft/lang/I18N_zh.lang b/HMCUtils/src/main/resources/org/jackhuang/hellominecraft/lang/I18N_zh.lang
index a92d322cb..ac6251b88 100755
--- a/HMCUtils/src/main/resources/org/jackhuang/hellominecraft/lang/I18N_zh.lang
+++ b/HMCUtils/src/main/resources/org/jackhuang/hellominecraft/lang/I18N_zh.lang
@@ -308,11 +308,14 @@ mainwindow.no_version=未找到任何版本，是否進入遊戲下載？
 launcher.about=<html>預設背景圖感謝gamerteam提供。<br>關於作者：<br>百度ID：huanghongxun20<br>mcbbs：huanghongxun<br>Minecraft Forum ID: klkl6523<br>歡迎提交Bug哦<br/>Copyright (c) 2013-2016 huangyuhui.<br>免責聲明：Minecraft軟體版權歸Mojang AB所有，遊戲由於誤操作本啟動器而丟失數據的概不負責。<br>本啟動器在GPLv3協議下開源:http://github.com/huanghongxun/HMCL/ ,感謝issues和pull requests貢獻者<br>本軟體使用了基於Apache License 2.0的Gson項目，感謝貢獻者。</html>
 launcher.download_source=下載源
 launcher.background_location=背景地址
+launcher.common_location=公用資料夾
 launcher.exit_failed=強制退出失敗，可能是Forge 1.7.10及更高版本導致的，無法解決。
 launcher.versions_json_not_matched=版本%s格式不規範！該版本資料夾下有json:%s，是否更名這個資料來規範格式？
 launcher.versions_json_not_matched_cannot_auto_completion=版本%s缺失必要的版本資訊資料，是否刪除該版本？
 launcher.versions_json_not_formatted=版本%s資訊資料格式錯誤，是否重新下載？
 launcher.choose_bgpath=選擇背景路徑
+launcher.choose_commonpath=選擇公用路徑
+launcher.commpath_tooltip=<html><body>啟動器將所有遊戲資源跟執行庫檔案放在此處集中管理。如果遊戲資料夾有現成的將不會使用公用庫檔案。</body></html>
 launcher.background_tooltip=<html><body>啟動器預設使用自帶的背景<br />如果當前目錄有background.png，則會使用該資料作為背景<br />如果當前目錄有bg子目錄，則會隨機使用裡面的一張圖作為背景<br />如果該背景位址被修改，則會使用背景位址裡的一張圖作為背景<br />背景位址允許有多個位址，使用半形分號";"(不包含雙引號)分隔</body></html>
 launcher.update_launcher=檢查更新
 launcher.enable_shadow=啟用窗口陰影
diff --git a/HMCUtils/src/main/resources/org/jackhuang/hellominecraft/lang/I18N_zh.properties b/HMCUtils/src/main/resources/org/jackhuang/hellominecraft/lang/I18N_zh.properties
index d3bfa2c2d..59fdf6b95 100755
--- a/HMCUtils/src/main/resources/org/jackhuang/hellominecraft/lang/I18N_zh.properties
+++ b/HMCUtils/src/main/resources/org/jackhuang/hellominecraft/lang/I18N_zh.properties
@@ -308,11 +308,14 @@ mainwindow.no_version=\u672a\u627e\u5230\u4efb\u4f55\u7248\u672c\uff0c\u662f\u54
 launcher.about=<html>\u9810\u8a2d\u80cc\u666f\u5716\u611f\u8b1dgamerteam\u63d0\u4f9b\u3002<br>\u95dc\u65bc\u4f5c\u8005\uff1a<br>\u767e\u5ea6ID\uff1ahuanghongxun20<br>mcbbs\uff1ahuanghongxun<br>Minecraft Forum ID: klkl6523<br>\u6b61\u8fce\u63d0\u4ea4Bug\u54e6<br/>Copyright (c) 2013-2016 huangyuhui.<br>\u514d\u8cac\u8072\u660e\uff1aMinecraft\u8edf\u9ad4\u7248\u6b0a\u6b78Mojang AB\u6240\u6709\uff0c\u904a\u6232\u7531\u65bc\u8aa4\u64cd\u4f5c\u672c\u555f\u52d5\u5668\u800c\u4e1f\u5931\u6578\u64da\u7684\u6982\u4e0d\u8ca0\u8cac\u3002<br>\u672c\u555f\u52d5\u5668\u5728GPLv3\u5354\u8b70\u4e0b\u958b\u6e90:http://github.com/huanghongxun/HMCL/ ,\u611f\u8b1dissues\u548cpull requests\u8ca2\u737b\u8005<br>\u672c\u8edf\u9ad4\u4f7f\u7528\u4e86\u57fa\u65bcApache License 2.0\u7684Gson\u9805\u76ee\uff0c\u611f\u8b1d\u8ca2\u737b\u8005\u3002</html>
 launcher.download_source=\u4e0b\u8f09\u6e90
 launcher.background_location=\u80cc\u666f\u5730\u5740
+launcher.common_location=\u516c\u7528\u8cc7\u6599\u593e
 launcher.exit_failed=\u5f37\u5236\u9000\u51fa\u5931\u6557\uff0c\u53ef\u80fd\u662fForge 1.7.10\u53ca\u66f4\u9ad8\u7248\u672c\u5c0e\u81f4\u7684\uff0c\u7121\u6cd5\u89e3\u6c7a\u3002
 launcher.versions_json_not_matched=\u7248\u672c%s\u683c\u5f0f\u4e0d\u898f\u7bc4\uff01\u8a72\u7248\u672c\u8cc7\u6599\u593e\u4e0b\u6709json:%s\uff0c\u662f\u5426\u66f4\u540d\u9019\u500b\u8cc7\u6599\u4f86\u898f\u7bc4\u683c\u5f0f\uff1f
 launcher.versions_json_not_matched_cannot_auto_completion=\u7248\u672c%s\u7f3a\u5931\u5fc5\u8981\u7684\u7248\u672c\u8cc7\u8a0a\u8cc7\u6599\uff0c\u662f\u5426\u522a\u9664\u8a72\u7248\u672c\uff1f
 launcher.versions_json_not_formatted=\u7248\u672c%s\u8cc7\u8a0a\u8cc7\u6599\u683c\u5f0f\u932f\u8aa4\uff0c\u662f\u5426\u91cd\u65b0\u4e0b\u8f09\uff1f
 launcher.choose_bgpath=\u9078\u64c7\u80cc\u666f\u8def\u5f91
+launcher.choose_commonpath=\u9078\u64c7\u516c\u7528\u8def\u5f91
+launcher.commpath_tooltip=<html><body>\u555f\u52d5\u5668\u5c07\u6240\u6709\u904a\u6232\u8cc7\u6e90\u8ddf\u57f7\u884c\u5eab\u6a94\u6848\u653e\u5728\u6b64\u8655\u96c6\u4e2d\u7ba1\u7406\u3002\u5982\u679c\u904a\u6232\u8cc7\u6599\u593e\u6709\u73fe\u6210\u7684\u5c07\u4e0d\u6703\u4f7f\u7528\u516c\u7528\u5eab\u6a94\u6848\u3002</body></html>
 launcher.background_tooltip=<html><body>\u555f\u52d5\u5668\u9810\u8a2d\u4f7f\u7528\u81ea\u5e36\u7684\u80cc\u666f<br />\u5982\u679c\u7576\u524d\u76ee\u9304\u6709background.png\uff0c\u5247\u6703\u4f7f\u7528\u8a72\u8cc7\u6599\u4f5c\u70ba\u80cc\u666f<br />\u5982\u679c\u7576\u524d\u76ee\u9304\u6709bg\u5b50\u76ee\u9304\uff0c\u5247\u6703\u96a8\u6a5f\u4f7f\u7528\u88e1\u9762\u7684\u4e00\u5f35\u5716\u4f5c\u70ba\u80cc\u666f<br />\u5982\u679c\u8a72\u80cc\u666f\u4f4d\u5740\u88ab\u4fee\u6539\uff0c\u5247\u6703\u4f7f\u7528\u80cc\u666f\u4f4d\u5740\u88e1\u7684\u4e00\u5f35\u5716\u4f5c\u70ba\u80cc\u666f<br />\u80cc\u666f\u4f4d\u5740\u5141\u8a31\u6709\u591a\u500b\u4f4d\u5740\uff0c\u4f7f\u7528\u534a\u5f62\u5206\u865f";"(\u4e0d\u5305\u542b\u96d9\u5f15\u865f)\u5206\u9694</body></html>
 launcher.update_launcher=\u6aa2\u67e5\u66f4\u65b0
 launcher.enable_shadow=\u555f\u7528\u7a97\u53e3\u9670\u5f71