diff --git a/pom.xml b/pom.xml
index f9b19a9..ad2417d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>me.skymc</groupId>
     <artifactId>TabooLib</artifactId>
-    <version>4.325</version>
+    <version>4.4</version>
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
diff --git a/src/main/java/me/skymc/taboolib/cloud/TCloudCommand.java b/src/main/java/me/skymc/taboolib/cloud/TCloudCommand.java
new file mode 100644
index 0000000..695d65b
--- /dev/null
+++ b/src/main/java/me/skymc/taboolib/cloud/TCloudCommand.java
@@ -0,0 +1,151 @@
+package me.skymc.taboolib.cloud;
+
+import com.ilummc.tlib.resources.TLocale;
+import me.skymc.taboolib.TabooLib;
+import me.skymc.taboolib.cloud.expansion.Expansion;
+import me.skymc.taboolib.commands.internal.BaseMainCommand;
+import me.skymc.taboolib.commands.internal.BaseSubCommand;
+import me.skymc.taboolib.commands.internal.TCommand;
+import me.skymc.taboolib.commands.internal.plugin.TLibLocale;
+import me.skymc.taboolib.commands.internal.type.CommandArgument;
+import me.skymc.taboolib.commands.internal.type.CommandRegister;
+import me.skymc.taboolib.fileutils.FileUtils;
+import me.skymc.taboolib.plugin.PluginUtils;
+import org.bukkit.Bukkit;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+
+import java.io.File;
+import java.util.Arrays;
+import java.util.stream.Collectors;
+
+/**
+ * @Author sky
+ * @Since 2018-09-30 19:17
+ */
+@TCommand(
+        name = "taboolibcloud",
+        permission = "taboolib.admin",
+        aliases = "tcloud"
+)
+public class TCloudCommand extends BaseMainCommand {
+
+    @CommandRegister
+    BaseSubCommand refresh = new BaseSubCommand() {
+        @Override
+        public String getLabel() {
+            return "refresh";
+        }
+
+        @Override
+        public String getDescription() {
+            return TLibLocale.description("TCLOUD", "REFRESH");
+        }
+
+        @Override
+        public CommandArgument[] getArguments() {
+            return new CommandArgument[0];
+        }
+
+        @Override
+        public void onCommand(CommandSender sender, Command command, String label, String[] args) {
+            TLocale.sendTo(sender, "COMMANDS.TCLOUD.REFRESH.SUCCESS");
+            TCloudLoader.refresh();
+        }
+    };
+    @CommandRegister(priority = 1)
+    BaseSubCommand status = new BaseSubCommand() {
+        @Override
+        public String getLabel() {
+            return "status";
+        }
+
+        @Override
+        public String getDescription() {
+            return TLibLocale.description("TCLOUD", "STATUS");
+        }
+
+        @Override
+        public CommandArgument[] getArguments() {
+            return new CommandArgument[0];
+        }
+
+        @Override
+        public void onCommand(CommandSender sender, Command command, String label, String[] args) {
+            if (!TCloudLoader.isConnected()) {
+                TLocale.sendTo(sender, "COMMANDS.TCLOUD.STATUS.CONNECT-FAILED");
+            } else {
+                TLocale.sendTo(sender, "COMMANDS.TCLOUD.STATUS.STATUS", String.valueOf(TCloudLoader.getExpansionInternal().size() + TCloudLoader.getExpansionPlugins().size()), String.valueOf(TCloudLoader.getExpansionInternal().size()), String.valueOf(TCloudLoader.getExpansionPlugins().size()));
+            }
+        }
+    };
+    @CommandRegister(priority = 2)
+    BaseSubCommand info = new BaseSubCommand() {
+        @Override
+        public String getLabel() {
+            return "info";
+        }
+
+        @Override
+        public String getDescription() {
+            return TLibLocale.description("TCLOUD", "INFO");
+        }
+
+        @Override
+        public CommandArgument[] getArguments() {
+            return TLibLocale.arguments("TCLOUD", "INFO", 1);
+        }
+
+        @Override
+        public void onCommand(CommandSender sender, Command command, String label, String[] args) {
+            Expansion expansion = TCloudLoader.getExpansion(args[0]);
+            if (expansion == null) {
+                TLocale.sendTo(sender, "COMMANDS.TCLOUD.INFO.EXPANSION-NOT-FOUND", args[0]);
+            } else {
+                String builder = Arrays.stream(expansion.getAuthor()).map(author -> author + ", ").collect(Collectors.joining());
+                TLocale.sendTo(sender, "COMMANDS.TCLOUD.INFO.EXPANSION-INFO", expansion.getName(), builder.substring(0, builder.length() - 2), expansion.getVersion(), expansion.getDescription(), expansion.getLastUpdate(), expansion.getLastUpdateNote());
+                TLocale.sendTo(sender, "COMMANDS.TCLOUD.INFO.EXPANSION-INFO-DETAIL.0");
+                Arrays.stream(expansion.getDetail()).forEach(detail -> TLocale.sendTo(sender, "COMMANDS.TCLOUD.INFO.EXPANSION-INFO-DETAIL.1", detail));
+            }
+        }
+    };
+    @CommandRegister(priority = 3)
+    BaseSubCommand download = new BaseSubCommand() {
+        @Override
+        public String getLabel() {
+            return "download";
+        }
+
+        @Override
+        public String getDescription() {
+            return TLibLocale.description("TCLOUD", "DOWNLOAD");
+        }
+
+        @Override
+        public CommandArgument[] getArguments() {
+            return TLibLocale.arguments("TCLOUD", "DOWNLOAD", 1);
+        }
+
+        @Override
+        public void onCommand(CommandSender sender, Command command, String label, String[] args) {
+            Expansion expansion = TCloudLoader.getExpansion(args[0]);
+            if (expansion == null) {
+                TLocale.sendTo(sender, "COMMANDS.TCLOUD.DOWNLOAD.EXPANSION-NOT-FOUND", args[0]);
+            } else if (TCloudLoader.isExpansionExists(expansion)) {
+                TLocale.sendTo(sender, "COMMANDS.TCLOUD.DOWNLOAD.EXPANSION-EXISTS", args[0]);
+            } else {
+                Bukkit.getScheduler().runTaskAsynchronously(TabooLib.instance(), () -> {
+                    TLocale.sendTo(sender, "COMMANDS.TCLOUD.DOWNLOAD.DOWNLOAD-START", args[0], expansion.getFile().getPath(), expansion.getLink());
+                    FileUtils.download(expansion.getLink(), expansion.getFile());
+                    TLocale.sendTo(sender, "COMMANDS.TCLOUD.DOWNLOAD.DOWNLOAD-SUCCESS", args[0]);
+                    Bukkit.getScheduler().runTask(TabooLib.instance(), () -> PluginUtils.load(expansion.getName()));
+                });
+            }
+        }
+    };
+
+    @Override
+    public String getCommandTitle() {
+        return TLocale.asString("COMMANDS.TCLOUD.COMMAND-TITLE");
+    }
+}
diff --git a/src/main/java/me/skymc/taboolib/cloud/TCloudLoader.java b/src/main/java/me/skymc/taboolib/cloud/TCloudLoader.java
new file mode 100644
index 0000000..1aa1671
--- /dev/null
+++ b/src/main/java/me/skymc/taboolib/cloud/TCloudLoader.java
@@ -0,0 +1,115 @@
+package me.skymc.taboolib.cloud;
+
+import com.google.common.collect.Maps;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
+import com.ilummc.tlib.resources.TLocale;
+import me.skymc.taboolib.TabooLib;
+import me.skymc.taboolib.cloud.expansion.Expansion;
+import me.skymc.taboolib.cloud.expansion.ExpansionType;
+import me.skymc.taboolib.common.function.TFunction;
+import me.skymc.taboolib.fileutils.FileUtils;
+import me.skymc.taboolib.plugin.PluginUtils;
+import org.bukkit.Bukkit;
+
+import java.io.File;
+import java.util.Map;
+
+/**
+ * @Author sky
+ * @Since 2018-09-30 17:30
+ */
+@TFunction
+public class TCloudLoader {
+
+    private static String url = "https://gitee.com/bkm016/TabooLibCloud/raw/master/cloud.json";
+    private static String latestJsonOrigin;
+    private static JsonObject latestJsonObject;
+    private static Map<String, Expansion> expansionPlugins = Maps.newHashMap();
+    private static Map<String, Expansion> expansionInternal = Maps.newHashMap();
+    private static File expansionInternalFolder;
+
+    public void onEnable() {
+        createFolder();
+        refresh();
+    }
+
+    public static void createFolder() {
+        if (!(expansionInternalFolder = new File(TabooLib.instance().getDataFolder(), "TCloud")).exists()) {
+            expansionInternalFolder.mkdirs();
+        }
+    }
+
+    public static void refresh() {
+        Bukkit.getScheduler().runTaskAsynchronously(TabooLib.instance(), () -> {
+            long time = System.currentTimeMillis();
+            latestJsonOrigin = FileUtils.getStringFromURL(url, 1024);
+            if (latestJsonOrigin == null) {
+                TLocale.Logger.error("TCLOUD.LIST-CONNECT-FAILED");
+                return;
+            }
+            TLocale.Logger.info("TCLOUD.LIST-CONNECT-SUCCESS", String.valueOf(System.currentTimeMillis() - time));
+            time = System.currentTimeMillis();
+            try {
+                latestJsonObject = new JsonParser().parse(latestJsonOrigin).getAsJsonObject();
+            } catch (Exception e) {
+                TLocale.Logger.info("TCLOUD.LIST-PARSE-FAILED", e.getMessage());
+                return;
+            }
+            TLocale.Logger.info("TCLOUD.LIST-PARSE-SUCCESS", String.valueOf(System.currentTimeMillis() - time));
+            time = System.currentTimeMillis();
+            if (latestJsonObject.has("plugins")) {
+                for (Map.Entry<String, JsonElement> pluginEntry : latestJsonObject.getAsJsonObject("plugins").entrySet()) {
+                    try {
+                        expansionPlugins.put(pluginEntry.getKey(), Expansion.unSerialize(ExpansionType.PLUGIN, pluginEntry.getKey(), pluginEntry.getValue().getAsJsonObject()));
+                    } catch (Exception e) {
+                        TLocale.Logger.info("TCLOUD.LIST-LOAD-FAILED", pluginEntry.getKey(), e.getMessage());
+                    }
+                }
+            }
+            if (latestJsonObject.has("internal")) {
+                for (Map.Entry<String, JsonElement> pluginEntry : latestJsonObject.getAsJsonObject("internal").entrySet()) {
+                    try {
+                        expansionInternal.put(pluginEntry.getKey(), Expansion.unSerialize(ExpansionType.INTERNAL, pluginEntry.getKey(), pluginEntry.getValue().getAsJsonObject()));
+                    } catch (Exception e) {
+                        TLocale.Logger.info("TCLOUD.LIST-LOAD-FAILED", pluginEntry.getKey(), e.getMessage());
+                    }
+                }
+            }
+            TLocale.Logger.info("TCLOUD.LIST-LOAD-SUCCESS", String.valueOf(System.currentTimeMillis() - time));
+        });
+    }
+
+    public static boolean isConnected() {
+        return latestJsonOrigin != null;
+    }
+
+    public static String getLatestJsonOrigin() {
+        return latestJsonOrigin;
+    }
+
+    public static JsonObject getLatestJsonObject() {
+        return latestJsonObject;
+    }
+
+    public static Map<String, Expansion> getExpansionPlugins() {
+        return expansionPlugins;
+    }
+
+    public static Map<String, Expansion> getExpansionInternal() {
+        return expansionInternal;
+    }
+
+    public static File getExpansionInternalFolder() {
+        return expansionInternalFolder;
+    }
+
+    public static Expansion getExpansion(String name) {
+        return expansionPlugins.getOrDefault(name, expansionInternal.get(name));
+    }
+
+    public static boolean isExpansionExists(Expansion expansion) {
+        return expansion.getType() == ExpansionType.PLUGIN && PluginUtils.isPluginExists(expansion.getName());
+    }
+}
diff --git a/src/main/java/me/skymc/taboolib/cloud/expansion/Expansion.java b/src/main/java/me/skymc/taboolib/cloud/expansion/Expansion.java
new file mode 100644
index 0000000..ff99b76
--- /dev/null
+++ b/src/main/java/me/skymc/taboolib/cloud/expansion/Expansion.java
@@ -0,0 +1,97 @@
+package me.skymc.taboolib.cloud.expansion;
+
+import com.google.gson.JsonArray;
+import com.google.gson.JsonObject;
+import com.ilummc.eagletdl.EagletTask;
+import com.ilummc.eagletdl.ProgressEvent;
+import com.ilummc.tlib.resources.TLocale;
+import me.skymc.taboolib.cloud.TCloudLoader;
+import me.skymc.taboolib.fileutils.FileUtils;
+import me.skymc.taboolib.string.ArrayUtils;
+
+import java.io.File;
+import java.util.stream.IntStream;
+
+/**
+ * @Author sky
+ * @Since 2018-09-30 16:39
+ */
+public class Expansion {
+
+    private final String name;
+    private final String[] author;
+    private final String description;
+    private final String[] detail;
+    private final String version;
+    private final String lastUpdate;
+    private final String lastUpdateNote;
+    private final String link;
+    private final ExpansionType type;
+
+    public Expansion(String name, String[] author, String description, String[] detail, String version, String lastUpdate, String lastUpdateNote, String link, ExpansionType type) {
+        this.name = name;
+        this.author = author;
+        this.description = description;
+        this.detail = detail;
+        this.version = version;
+        this.lastUpdate = lastUpdate;
+        this.lastUpdateNote = lastUpdateNote;
+        this.link = link;
+        this.type = type;
+    }
+
+    public static Expansion unSerialize(ExpansionType type, String name, JsonObject object) {
+        String[] author = object.get("author").isJsonArray() ? toArray(object.get("author").getAsJsonArray()) : ArrayUtils.asArray(object.get("author").getAsString());
+        String description = object.get("description").getAsString();
+        String[] detail = object.get("detail").isJsonArray() ? toArray(object.get("detail").getAsJsonArray()) : ArrayUtils.asArray(object.get("detail").getAsString());
+        String version = object.get("version").getAsString();
+        String lastUpdate = object.get("last_update").getAsString();
+        String lastUpdateNote = object.get("last_update_note").getAsString();
+        String link = object.get("link").getAsString();
+        return new Expansion(name, author, description, detail, version, lastUpdate, lastUpdateNote, link, type);
+    }
+
+    public static String[] toArray(JsonArray json) {
+        return IntStream.range(0, json.size()).mapToObj(i -> json.get(i).getAsString()).toArray(String[]::new);
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String[] getAuthor() {
+        return author;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public String[] getDetail() {
+        return detail;
+    }
+
+    public String getVersion() {
+        return version;
+    }
+
+    public String getLastUpdate() {
+        return lastUpdate;
+    }
+
+    public String getLastUpdateNote() {
+        return lastUpdateNote;
+    }
+
+    public String getLink() {
+        return link;
+    }
+
+    public ExpansionType getType() {
+        return type;
+    }
+
+    public File getFile() {
+        return type == ExpansionType.INTERNAL ? new File(TCloudLoader.getExpansionInternalFolder(), "[TCLOUD] " + name + ".jar") : new File("plugins/[TCLOUD] " + name + ".jar");
+    }
+}
diff --git a/src/main/java/me/skymc/taboolib/cloud/expansion/ExpansionType.java b/src/main/java/me/skymc/taboolib/cloud/expansion/ExpansionType.java
new file mode 100644
index 0000000..a59b388
--- /dev/null
+++ b/src/main/java/me/skymc/taboolib/cloud/expansion/ExpansionType.java
@@ -0,0 +1,10 @@
+package me.skymc.taboolib.cloud.expansion;
+
+/**
+ * @Author sky
+ * @Since 2018-09-30 16:39
+ */
+public enum ExpansionType {
+
+    INTERNAL, PLUGIN
+}
\ No newline at end of file
diff --git a/src/main/java/me/skymc/taboolib/commands/internal/plugin/TLibLocale.java b/src/main/java/me/skymc/taboolib/commands/internal/plugin/TLibLocale.java
new file mode 100644
index 0000000..426e663
--- /dev/null
+++ b/src/main/java/me/skymc/taboolib/commands/internal/plugin/TLibLocale.java
@@ -0,0 +1,29 @@
+package me.skymc.taboolib.commands.internal.plugin;
+
+import com.ilummc.tlib.resources.TLocale;
+import me.skymc.taboolib.commands.internal.type.CommandArgument;
+
+import java.util.stream.IntStream;
+
+/**
+ * @Author sky
+ * @Since 2018-09-30 19:26
+ */
+public class TLibLocale {
+
+    public static String title(String name) {
+        return TLocale.asString("COMMANDS." + name + ".COMMAND-TITLE");
+    }
+
+    public static String description(String name, String label) {
+        return TLocale.asString("COMMANDS." + name + "." + label + ".DESCRIPTION");
+    }
+
+    public static CommandArgument[] arguments(String name, String label, int size) {
+        return IntStream.range(0, size).mapToObj(i -> new CommandArgument(TLocale.asString("COMMANDS." + name + "." + label + ".ARGUMENTS." + i))).toArray(CommandArgument[]::new);
+    }
+
+    public static CommandArgument argument(String name, String label, int index) {
+        return new CommandArgument(TLocale.asString("COMMANDS." + name + "." + label + ".ARGUMENTS." + index));
+    }
+}
diff --git a/src/main/java/me/skymc/taboolib/update/UpdateTask.java b/src/main/java/me/skymc/taboolib/update/UpdateTask.java
index 0536cef..14e5bb4 100644
--- a/src/main/java/me/skymc/taboolib/update/UpdateTask.java
+++ b/src/main/java/me/skymc/taboolib/update/UpdateTask.java
@@ -49,7 +49,7 @@ public class UpdateTask {
     }
 
     public static boolean isHaveUpdate() {
-        return newVersion > 0;
+        return newVersion > TabooLib.getPluginVersion();
     }
 
     public static double getNewVersion() {
diff --git a/src/main/resources/lang/zh_CN.yml b/src/main/resources/lang/zh_CN.yml
index 8fc0a19..e085359 100644
--- a/src/main/resources/lang/zh_CN.yml
+++ b/src/main/resources/lang/zh_CN.yml
@@ -560,6 +560,44 @@ COMMANDS:
         0: '目录'
         1: '内容'
       SUCCESS: '&8[&3&lTabooLib&8] &7写入完成.'
+  TCLOUD:
+    COMMAND-TITLE: '&e&l----- &6&lTabooLibCloud Commands &e&l-----'
+    REFRESH:
+      DESCRIPTION: '刷新扩展列表'
+      SUCCESS: '&8[&3&lTabooLib&8] &7请求已发送. &8(详细信息请在控制台查看)'
+    STATUS:
+      DESCRIPTION: '查看扩展统计'
+      STATUS:
+      - '&8[&3&lTabooLib&8] &7当前总共 &f{0} &7项扩展被 &fTCLOUD &7录入, 其中包含:'
+      - '&8[&3&lTabooLib&8] &7内置扩展 &f{1} &7项'
+      - '&8[&3&lTabooLib&8] &7插件扩展 &f{2} &7项'
+      CONNECT-FAILED: '&8[&3&lTabooLib&8] &c尚未获取扩展列表, 输入 &4/tcloud refresh &c刷新.'
+    INFO:
+      DESCRIPTION: '查看扩展信息'
+      ARGUMENTS:
+        0: '名称'
+      EXPANSION-NOT-FOUND: '&8[&3&lTabooLib&8] &c扩展 &4{0} &c不存在, 输入 &4/tcloud refresh &c刷新.'
+      EXPANSION-INFO:
+      - '&8[&3&lTabooLib&8] &7扩展 &f{0} &7信息:'
+      - '&8[&3&lTabooLib&8] &7作者 &f{1}'
+      - '&8[&3&lTabooLib&8] &7版本 &f{2}'
+      - '&8[&3&lTabooLib&8] &7描述 &f{3}'
+      - '&8[&3&lTabooLib&8] &7最后更新时间 &f{4}'
+      - '&8[&3&lTabooLib&8] &7最后更新内容 &f{5}'
+      EXPANSION-INFO-DETAIL:
+        0: '&8[&3&lTabooLib&8] &7详细描述'
+        1: '&8[&3&lTabooLib&8] &7- &f{0}'
+    DOWNLOAD:
+      DESCRIPTION: '下载扩展'
+      ARGUMENTS:
+        0: '名称'
+      EXPANSION-NOT-FOUND: '&8[&3&lTabooLib&8] &c扩展 &4{0} &c不存在, 输入 &4/tcloud refresh &c刷新.'
+      EXPANSION-EXISTS: '&8[&3&lTabooLib&8] &c扩展 &4{0} &c已存在, 输入 &4/tcloud update &c更新.'
+      DOWNLOAD-START:
+      - '&8[&3&lTabooLib&8] &7扩展 &f{0} &7开始下载:'
+      - '&8[&3&lTabooLib&8] &7目标 &f{1}'
+      - '&8[&3&lTabooLib&8] &7地址 &f{2}'
+      DOWNLOAD-SUCCESS: '&8[&3&lTabooLib&8] &7扩展 &f{0} &7下载完成. &8(详细信息请在控制台查看)'
 
 DATABASE:
   CONNECTION-ESTABLISHED: '成功连接到 {0} 数据库，连接池大小 {1}'
@@ -580,4 +618,12 @@ UTIL:
   DOWNLOAD-CONNECTED: '开始下载文件 {0} 大小 {1}'
   DOWNLOAD-PROGRESS: '  下载速度 {0} 进度 {1}'
   DOWNLOAD-SUCCESS: '下载 {0} 完成!'
-  DOWNLOAD-FAILED: '下载 {0} 失败!'
\ No newline at end of file
+  DOWNLOAD-FAILED: '下载 {0} 失败!'
+
+TCLOUD:
+  LIST-CONNECT-SUCCESS: '获取 &fTCLOUD &7扩展列表完成! 耗时 &f{0} &7毫秒.'
+  LIST-CONNECT-FAILED: '获取 &4TCLOUD &c扩展列表失败!'
+  LIST-PARSE-SUCCESS: '读取 &fTCLOUD &7扩展列表完成! 耗时 &f{0} &7毫秒'
+  LIST-PARSE-FAILED: '读取 &4TCLOUD &c扩展列表失败: &4{0}'
+  LIST-LOAD-SUCCESS: '载入 &fTCLOUD &7扩展列表完成! 耗时 &f{0} &7毫秒'
+  LIST-LOAD-FAILED: '载入 &4{0} &c扩展数据失败: &4{1}'
\ No newline at end of file