diff --git a/src/main/java/org/xgqy/survival/AccountManager.java b/src/main/java/org/xgqy/survival/AccountManager.java
new file mode 100644
index 0000000..d60cc70
--- /dev/null
+++ b/src/main/java/org/xgqy/survival/AccountManager.java
@@ -0,0 +1,125 @@
+package org.xgqy.survival;
+
+import org.bukkit.configuration.file.FileConfiguration;
+import org.bukkit.configuration.file.YamlConfiguration;
+import org.bukkit.entity.Player;
+
+import java.io.File;
+import java.io.IOException;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.UUID;
+
+public class AccountManager {
+    private final Survival plugin;
+    private final File accountsFile;
+    private final FileConfiguration accountsConfig;
+    private final Map<UUID, PlayerAccount> accounts = new HashMap<>();
+    private final Map<UUID, Boolean> loggedInPlayers = new HashMap<>();
+
+    public AccountManager(Survival plugin) {
+        this.plugin = plugin;
+        this.accountsFile = new File(plugin.getDataFolder(), "accounts.yml");
+
+        if (!accountsFile.exists()) {
+            plugin.getDataFolder().mkdirs();
+            try {
+                accountsFile.createNewFile();
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+
+        this.accountsConfig = YamlConfiguration.loadConfiguration(accountsFile);
+        loadAccounts();
+    }
+
+    private void loadAccounts() {
+        for (String key : accountsConfig.getKeys(false)) {
+            try {
+                UUID uuid = UUID.fromString(key);
+                PlayerAccount account = (PlayerAccount) accountsConfig.get(key);
+                if (account != null) {
+                    accounts.put(uuid, account);
+                }
+            } catch (IllegalArgumentException e) {
+                plugin.getLogger().warning("Invalid UUID format: " + key);
+            }
+        }
+    }
+
+    public void saveAccounts() {
+        for (Map.Entry<UUID, PlayerAccount> entry : accounts.entrySet()) {
+            accountsConfig.set(entry.getKey().toString(), entry.getValue());
+        }
+
+        try {
+            accountsConfig.save(accountsFile);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
+    public boolean isRegistered(UUID uuid) {
+        return accounts.containsKey(uuid);
+    }
+
+    public boolean registerAccount(Player player, String password) {
+        UUID uuid = player.getUniqueId();
+
+        if (isRegistered(uuid)) {
+            return false;
+        }
+
+        String hashedPassword = hashPassword(password);
+        PlayerAccount account = new PlayerAccount(player.getName(), hashedPassword);
+        accounts.put(uuid, account);
+        saveAccounts();
+        return true;
+    }
+
+    public boolean login(Player player, String password) {
+        UUID uuid = player.getUniqueId();
+
+        if (!isRegistered(uuid)) {
+            return false;
+        }
+
+        PlayerAccount account = accounts.get(uuid);
+        String hashedPassword = hashPassword(password);
+
+        if (account.getPasswordHash().equals(hashedPassword)) {
+            account.setLastLoginTime(System.currentTimeMillis());
+            loggedInPlayers.put(uuid, true);
+            saveAccounts();
+            return true;
+        }
+
+        return false;
+    }
+
+    public void logout(Player player) {
+        loggedInPlayers.remove(player.getUniqueId());
+    }
+
+    public boolean isLoggedIn(Player player) {
+        return loggedInPlayers.getOrDefault(player.getUniqueId(), false);
+    }
+
+    private String hashPassword(String password) {
+        try {
+            MessageDigest md = MessageDigest.getInstance("SHA-256");
+            byte[] hashedBytes = md.digest(password.getBytes());
+
+            StringBuilder sb = new StringBuilder();
+            for (byte b : hashedBytes) {
+                sb.append(String.format("%02x", b));
+            }
+            return sb.toString();
+        } catch (NoSuchAlgorithmException e) {
+            throw new RuntimeException("SHA-256 algorithm not found", e);
+        }
+    }
+}
diff --git a/src/main/java/org/xgqy/survival/PlayerAccount.java b/src/main/java/org/xgqy/survival/PlayerAccount.java
new file mode 100644
index 0000000..b81b53c
--- /dev/null
+++ b/src/main/java/org/xgqy/survival/PlayerAccount.java
@@ -0,0 +1,57 @@
+package org.xgqy.survival;
+
+import org.bukkit.configuration.serialization.ConfigurationSerializable;
+import java.util.HashMap;
+import java.util.Map;
+
+public class PlayerAccount implements ConfigurationSerializable {
+    private String username;
+    private String passwordHash;
+    private long registerTime;
+    private long lastLoginTime;
+
+    public PlayerAccount(String username, String passwordHash) {
+        this.username = username;
+        this.passwordHash = passwordHash;
+        this.registerTime = System.currentTimeMillis();
+        this.lastLoginTime = 0;
+    }
+
+    public PlayerAccount(Map<String, Object> map) {
+        this.username = (String) map.get("username");
+        this.passwordHash = (String) map.get("passwordHash");
+        this.registerTime = (long) map.get("registerTime");
+        this.lastLoginTime = (long) map.get("lastLoginTime");
+    }
+
+    @Override
+    public Map<String, Object> serialize() {
+        Map<String, Object> map = new HashMap<>();
+        map.put("username", username);
+        map.put("passwordHash", passwordHash);
+        map.put("registerTime", registerTime);
+        map.put("lastLoginTime", lastLoginTime);
+        return map;
+    }
+
+    // Getters and Setters
+    public String getUsername() {
+        return username;
+    }
+
+    public String getPasswordHash() {
+        return passwordHash;
+    }
+
+    public long getRegisterTime() {
+        return registerTime;
+    }
+
+    public long getLastLoginTime() {
+        return lastLoginTime;
+    }
+
+    public void setLastLoginTime(long lastLoginTime) {
+        this.lastLoginTime = lastLoginTime;
+    }
+}
diff --git a/src/main/java/org/xgqy/survival/Survival.java b/src/main/java/org/xgqy/survival/Survival.java
index fc07306..c292953 100644
--- a/src/main/java/org/xgqy/survival/Survival.java
+++ b/src/main/java/org/xgqy/survival/Survival.java
@@ -1,14 +1,18 @@
 package org.xgqy.survival;
 
 import org.bukkit.Bukkit;
+import org.bukkit.ChatColor;
 import org.bukkit.Location;
 import org.bukkit.entity.Player;
 import org.bukkit.plugin.java.JavaPlugin;
+import org.bukkit.scheduler.BukkitRunnable;
 import org.xgqy.survival.command.DqshopCommandExecutor;
 import org.xgqy.survival.command.HandleCommandExecutor;
 import org.xgqy.survival.command.HelpCommandExecutor;
 import org.xgqy.survival.command.HubCommandExecutor;
+import org.xgqy.survival.command.LoginCommandExecutor;
 import org.xgqy.survival.command.PvpCommandExecutor;
+import org.xgqy.survival.command.RegCommandExecutor;
 import org.xgqy.survival.command.ReportCommandExecutor;
 import org.xgqy.survival.command.SetTagCommandExecutor;
 import org.xgqy.survival.command.TagCommandExecutor;
@@ -18,13 +22,17 @@ import org.xgqy.survival.command.TpFinCommandExecutor;
 import org.xgqy.survival.event.ChatEvent;
 import org.xgqy.survival.event.ChooseTagEvent;
 import org.xgqy.survival.event.JoinEvent;
+import org.xgqy.survival.event.LoginEvent;
 
+import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.HashSet;
+import java.util.List;
 import java.util.Map;
 
 public final class Survival extends JavaPlugin {
     private PlayerTags playerTags;
+    private AccountManager accountManager;  // 新增账号管理器
     public Map<Player, Boolean> krt = new HashMap<>();
     public Map<Player, Player> banlist = new HashMap<>();
     public Map<Player, String> banreason = new HashMap<>();
@@ -34,16 +42,50 @@ public final class Survival extends JavaPlugin {
     public Map<Player, Location> teleportp = new HashMap<>();
     public Map<Player, Integer> isteleport = new HashMap<>();
     public Map<Player, Long> lasttp = new HashMap<>();
+    public Map<Player, Location> area = new HashMap<>();
+    private List<String> msg = new ArrayList<>();
 
     @Override
     public void onEnable() {
+        // 初始化账号管理器
+        accountManager = new AccountManager(this);
+
+        msg.add(ChatColor.GREEN+"可以用 /help 命令来查看命令列表");
+        msg.add(ChatColor.GREEN+"如果遇到作弊玩家可以用 /report <玩家名> <原因> 来举报！管理员会很快处理的");
+        msg.add(ChatColor.GREEN+"想传送到玩家怎么办? 用 /teleport <玩家名> 命令！");
+        msg.add(ChatColor.GREEN+"更换IP但没有更换账号导致的封禁不能找管理员解决");
+        msg.add(ChatColor.GREEN+"星阁钱语的名称其实叫星阁浅语");
+        msg.add(ChatColor.RED+"作弊会导致账号封禁！请不要作弊");
+        msg.add(ChatColor.RED+"在服务器内说不文明用语会导致账号被封禁，请不要这样做");
+        msg.add(ChatColor.GREEN+"今天签到了吗?快输入 /qd 签到吧！");
+        msg.add(ChatColor.GREEN+"其实可以输入 /pvp 来开启/关闭自己的pvp模式");
+        msg.add(ChatColor.RED+"你不可以把别人的家毁掉！这样你将会受到处罚");
+        msg.add(ChatColor.GOLD+"能给我捐点钱吗");
+
+        new BukkitRunnable(){
+            @Override
+            public void run() {
+                for(Player plr : Bukkit.getOnlinePlayers()){
+                    // 只向已登录玩家发送提示
+                    if (accountManager.isLoggedIn(plr)) {
+                        plr.sendMessage(ChatColor.LIGHT_PURPLE+"小提示 "+ChatColor.WHITE+" | "+msg.get((int)(Math.random()*10000)%msg.size()));
+                    }
+                }
+            }
+        }.runTaskLater(this,20*60);
+
         // Plugin startup logic
         playerTags = new PlayerTags(this);
         playerTags.loadTags();
+
+        // 注册事件监听器，包括新的登录事件
         Bukkit.getPluginManager().registerEvents(new JoinEvent(this), this);
         Bukkit.getPluginManager().registerEvents(new ChatEvent(this), this);
         Bukkit.getPluginManager().registerEvents(new ChooseTagEvent(this), this);
+        Bukkit.getPluginManager().registerEvents(new LoginEvent(this), this);  // 新增登录事件监听器
         //Bukkit.getPluginManager().registerEvents(new AntiXray(this),this);
+
+        // 注册命令执行器，包括新的注册和登录命令
         getCommand("report").setExecutor(new ReportCommandExecutor(this));
         getCommand("handle").setExecutor(new HandleCommandExecutor(this));
         getCommand("pvp").setExecutor(new PvpCommandExecutor(this));
@@ -56,15 +98,23 @@ public final class Survival extends JavaPlugin {
         getCommand("tpacc").setExecutor(new TpAccCommandExecutor(this));
         getCommand("tpfin").setExecutor(new TpFinCommandExecutor(this));
         getCommand("shop").setExecutor(new DqshopCommandExecutor(this));
+        getCommand("reg").setExecutor(new RegCommandExecutor(this));  // 新增注册命令
+        getCommand("login").setExecutor(new LoginCommandExecutor(this));  // 新增登录命令
     }
 
     @Override
     public void onDisable() {
         playerTags.saveTags();
+        accountManager.saveAccounts();  // 保存账号信息
         // Plugin shutdown logic
     }
 
     public PlayerTags getPlayerTags() {
         return playerTags;
     }
+
+    // 新增获取账号管理器的方法
+    public AccountManager getAccountManager() {
+        return accountManager;
+    }
 }
diff --git a/src/main/resources/plugin.yml b/src/main/resources/plugin.yml
index 1d1a0f1..d09a624 100644
--- a/src/main/resources/plugin.yml
+++ b/src/main/resources/plugin.yml
@@ -42,6 +42,12 @@ commands:
   shop:
     description: to open the shop
     usage: /<command>
+  reg:
+    description: to register an account
+    usage: /<command> <password> <password>
+  login:
+    description: to login
+    usage: /<command> <password>
 permissions:
   permission.settag:
     description: Allows setting player tags