diff --git a/frontend/src/api/notification.ts b/frontend/src/api/notification.ts
index 275a43d..ea9eb59 100644
--- a/frontend/src/api/notification.ts
+++ b/frontend/src/api/notification.ts
@@ -19,6 +19,7 @@ export interface NotificationChannel {
   enabled: boolean
   config: Record<string, any>
   hasPassword: boolean
+  hasSecret: boolean
   createdAt: string
   updatedAt: string
 }
diff --git a/frontend/src/components/NotificationConfigPanel.vue b/frontend/src/components/NotificationConfigPanel.vue
index bc307d8..565a167 100644
--- a/frontend/src/components/NotificationConfigPanel.vue
+++ b/frontend/src/components/NotificationConfigPanel.vue
@@ -69,6 +69,7 @@ const testingId = ref<number | null>(null)
 const showChannelModal = ref(false)
 const editingId = ref<number | null>(null)
 const editingHasPassword = ref(false)
+const editingHasSecret = ref(false)
 const savingChannel = ref(false)
 const channelForm = ref(emptyChannelForm())
 
@@ -85,6 +86,8 @@ function emptyChannelForm() {
     password: '',
     to: '',
     ssl: true,
+    webhookUrl: '',
+    secret: '',
   }
 }
 
@@ -107,16 +110,18 @@ const weekOptions = computed(() => [
 // 每月提醒日限制在 1-28，避免不同月份天数差异
 const monthDayOptions = computed(() => Array.from({ length: 28 }, (_, i) => ({ label: String(i + 1), value: i + 1 })))
 
-// 前端开放 Server 酱与邮箱两种推送渠道
+// 前端开放 Server 酱、邮箱与飞书两种推送渠道
 const channelTypeOptions = computed(() => [
   { label: t('notification.typeServerChan'), value: 'SERVERCHAN' },
   { label: t('notification.typeEmail'), value: 'EMAIL' },
+  { label: t('notification.typeFeishu'), value: 'FEISHU' },
 ])
 
 /** 渠道类型显示名 */
 function channelTypeLabel(type: string | null) {
   if (type === 'SERVERCHAN') return t('notification.typeServerChan')
   if (type === 'EMAIL') return t('notification.typeEmail')
+  if (type === 'FEISHU') return t('notification.typeFeishu')
   return type || ''
 }
 
@@ -124,6 +129,7 @@ function channelTypeLabel(type: string | null) {
 function channelTagType(type: string) {
   if (type === 'SERVERCHAN') return 'success'
   if (type === 'EMAIL') return 'warning'
+  if (type === 'FEISHU') return 'primary'
   return 'info'
 }
 
@@ -193,6 +199,7 @@ async function handleSaveConfig() {
 function openChannelModal(channel: NotificationChannel | null) {
   editingId.value = channel ? channel.id : null
   editingHasPassword.value = !!channel?.hasPassword
+  editingHasSecret.value = !!channel?.hasSecret
   const base = emptyChannelForm()
   if (channel) {
     const cfg = channel.config || {}
@@ -207,6 +214,8 @@ function openChannelModal(channel: NotificationChannel | null) {
       password: '',
       to: cfg.to || '',
       ssl: cfg.ssl !== false,
+      webhookUrl: cfg.webhookUrl || '',
+      secret: '',
     })
   }
   channelForm.value = base
@@ -219,6 +228,13 @@ function buildChannelConfig() {
   if (form.type === 'SERVERCHAN') {
     return { sendKey: form.sendKey.trim() }
   }
+  if (form.type === 'FEISHU') {
+    const config: Record<string, any> = { webhookUrl: form.webhookUrl.trim() }
+    if (form.secret) {
+      config.secret = form.secret
+    }
+    return config
+  }
   const config: Record<string, any> = {
     smtpHost: form.smtpHost.trim(),
     smtpPort: form.smtpPort,
@@ -240,6 +256,11 @@ async function handleSaveChannel() {
       message.error(t('notification.sendKeyRequired'))
       return
     }
+  } else if (form.type === 'FEISHU') {
+    if (!form.webhookUrl.trim()) {
+      message.error(t('notification.webhookUrlRequired'))
+      return
+    }
   } else if (!form.username.trim()) {
     message.error(t('notification.usernameRequired'))
     return
@@ -475,6 +496,20 @@ onMounted(loadAll)
           </NFormItem>
         </template>
 
+        <template v-else-if="channelForm.type === 'FEISHU'">
+          <NFormItem :label="t('notification.webhookUrl')">
+            <NInput v-model:value="channelForm.webhookUrl" :placeholder="t('notification.webhookUrlPlaceholder')" />
+          </NFormItem>
+          <NFormItem :label="t('notification.secret')">
+            <NInput
+              v-model:value="channelForm.secret"
+              type="password"
+              show-password-on="click"
+              :placeholder="editingHasSecret ? t('notification.secretKeep') : t('notification.secretPlaceholder')"
+            />
+          </NFormItem>
+        </template>
+
         <template v-else>
           <NFormItem :label="t('notification.smtpHost')">
             <NInput v-model:value="channelForm.smtpHost" placeholder="smtp.qq.com" />
diff --git a/frontend/src/locales/messages.ts b/frontend/src/locales/messages.ts
index 618dd55..4d0b2d8 100644
--- a/frontend/src/locales/messages.ts
+++ b/frontend/src/locales/messages.ts
@@ -437,9 +437,9 @@ export default {
     statusOn: { zh: '已开启', en: 'Enabled', ja: '有効' },
     statusOff: { zh: '已关闭', en: 'Disabled', ja: '無効' },
     intro: {
-      zh: '按自定义周期，通过邮箱或 Server 酱提醒你及时导入新的账单。',
-      en: 'Get reminded via email or ServerChan to import new bills on your own schedule.',
-      ja: 'カスタム周期でメール・ServerChan を通じて、新しい明細のインポートをお知らせします。',
+      zh: '按自定义周期，通过邮箱、Server 酱或飞书提醒你及时导入新的账单。',
+      en: 'Get reminded via email, ServerChan, or Feishu to import new bills on your own schedule.',
+      ja: 'カスタム周期でメール・ServerChan・Feishu を通じて、新しい明細のインポートをお知らせします。',
     },
     linkUrl: { zh: '通知链接地址', en: 'Notification link URL', ja: '通知リンク URL' },
     linkUrlPlaceholder: {
@@ -501,6 +501,7 @@ export default {
     disabledLabel: { zh: '已停用', en: 'Disabled', ja: '無効' },
     typeEmail: { zh: '邮箱', en: 'Email', ja: 'メール' },
     typeServerChan: { zh: 'Server 酱', en: 'ServerChan', ja: 'ServerChan' },
+    typeFeishu: { zh: '飞书', en: 'Feishu', ja: 'Feishu' },
     smtpHost: { zh: 'SMTP 服务器', en: 'SMTP host', ja: 'SMTP サーバー' },
     smtpPort: { zh: 'SMTP 端口', en: 'SMTP port', ja: 'SMTP ポート' },
     username: { zh: '邮箱账号', en: 'Email account', ja: 'メールアカウント' },
@@ -520,6 +521,28 @@ export default {
       en: 'Please enter the ServerChan SendKey',
       ja: 'ServerChan の SendKey を入力してください',
     },
+    webhookUrl: { zh: 'Webhook 地址', en: 'Webhook URL', ja: 'Webhook URL' },
+    webhookUrlPlaceholder: {
+      zh: '飞书机器人 Webhook 完整地址',
+      en: 'Full webhook URL of the Feishu bot',
+      ja: 'Feishu ボットの Webhook URL（完全なもの）',
+    },
+    webhookUrlRequired: {
+      zh: '请填写飞书机器人 Webhook 地址',
+      en: 'Please enter the Feishu bot webhook URL',
+      ja: 'Feishu ボットの Webhook URL を入力してください',
+    },
+    secret: { zh: '签名密钥', en: 'Signing secret', ja: '署名シークレット' },
+    secretPlaceholder: {
+      zh: '开启签名校验时填写，否则留空',
+      en: 'Enter if signature verification is enabled; otherwise leave blank',
+      ja: '署名認証が有効な場合に入力。それ以外は空欄',
+    },
+    secretKeep: {
+      zh: '已配置，留空表示不修改',
+      en: 'Configured; leave blank to keep',
+      ja: '設定済み。空欄なら変更しません',
+    },
     password: { zh: '授权码', en: 'Auth code', ja: '認証コード' },
     passwordPlaceholder: { zh: '邮箱 SMTP 授权码', en: 'SMTP authorization code', ja: 'SMTP 認証コード' },
     passwordKeep: {
diff --git a/src/main/java/cn/rosercode/ledgerly/dto/NotificationChannelRequest.java b/src/main/java/cn/rosercode/ledgerly/dto/NotificationChannelRequest.java
index 14b7357..05314c6 100644
--- a/src/main/java/cn/rosercode/ledgerly/dto/NotificationChannelRequest.java
+++ b/src/main/java/cn/rosercode/ledgerly/dto/NotificationChannelRequest.java
@@ -12,7 +12,7 @@ import lombok.Data;
 @Data
 public class NotificationChannelRequest {
 
-    /** 渠道类型：EMAIL-邮箱，SERVERCHAN-Server 酱 */
+    /** 渠道类型：EMAIL-邮箱，SERVERCHAN-Server 酱，FEISHU-飞书 */
     private String type;
 
     /** 渠道名称，便于用户识别 */
@@ -21,6 +21,6 @@ public class NotificationChannelRequest {
     /** 是否启用 */
     private Boolean enabled;
 
-    /** 渠道配置，字段随类型不同而变化；EMAIL 的 password 留空表示保留原值 */
+    /** 渠道配置，字段随类型不同而变化；EMAIL 的 password、FEISHU 的 secret 留空表示保留原值 */
     private Map<String, Object> config;
 }
diff --git a/src/main/java/cn/rosercode/ledgerly/entity/NotificationChannel.java b/src/main/java/cn/rosercode/ledgerly/entity/NotificationChannel.java
index 5afb3de..f37927d 100644
--- a/src/main/java/cn/rosercode/ledgerly/entity/NotificationChannel.java
+++ b/src/main/java/cn/rosercode/ledgerly/entity/NotificationChannel.java
@@ -29,7 +29,7 @@ public class NotificationChannel {
     /** 所属用户ID */
     private Long userId;
 
-    /** 渠道类型：EMAIL-邮箱，SERVERCHAN-Server 酱 */
+    /** 渠道类型：EMAIL-邮箱，SERVERCHAN-Server 酱，FEISHU-飞书 */
     private String type;
 
     /** 渠道名称，便于用户识别 */
diff --git a/src/main/java/cn/rosercode/ledgerly/enums/NotificationChannelType.java b/src/main/java/cn/rosercode/ledgerly/enums/NotificationChannelType.java
index 6d17f32..a59417c 100644
--- a/src/main/java/cn/rosercode/ledgerly/enums/NotificationChannelType.java
+++ b/src/main/java/cn/rosercode/ledgerly/enums/NotificationChannelType.java
@@ -11,5 +11,8 @@ public enum NotificationChannelType {
     EMAIL,
 
     /** Server 酱（推送到个人微信） */
-    SERVERCHAN
+    SERVERCHAN,
+
+    /** 飞书自定义机器人（Webhook） */
+    FEISHU
 }
diff --git a/src/main/java/cn/rosercode/ledgerly/notification/FeishuNotificationSender.java b/src/main/java/cn/rosercode/ledgerly/notification/FeishuNotificationSender.java
new file mode 100644
index 0000000..9cc623c
--- /dev/null
+++ b/src/main/java/cn/rosercode/ledgerly/notification/FeishuNotificationSender.java
@@ -0,0 +1,131 @@
+package cn.rosercode.ledgerly.notification;
+
+import java.nio.charset.StandardCharsets;
+import java.security.GeneralSecurityException;
+import java.util.ArrayList;
+import java.util.Base64;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+import javax.crypto.Mac;
+import javax.crypto.spec.SecretKeySpec;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.springframework.stereotype.Component;
+
+import cn.rosercode.ledgerly.common.BusinessException;
+import cn.rosercode.ledgerly.enums.NotificationChannelType;
+
+/**
+ * 飞书通知发送器，通过自定义机器人 Webhook 推送消息。
+ *
+ * <p>用户将机器人 Webhook 完整地址（如
+ * {@code https://open.feishu.cn/open-apis/bot/v2/hook/xxx}）填入配置即可发送；
+ * 若机器人开启了「签名校验」，可另外填写 secret，发送时按飞书规则附带 timestamp 与 sign。
+ * 消息以 post 富文本形式发送，标题保留为卡片标题，正文按行拆分为多个段落。</p>
+ *
+ * @date 2026-10-13 09:05:17
+ */
+@Component
+public class FeishuNotificationSender extends AbstractHttpNotificationSender {
+
+    /** HMAC 签名算法 */
+    private static final String HMAC_SHA256 = "HmacSHA256";
+
+    public FeishuNotificationSender(ObjectMapper objectMapper) {
+        super(objectMapper);
+    }
+
+    @Override
+    public NotificationChannelType type() {
+        return NotificationChannelType.FEISHU;
+    }
+
+    @Override
+    public void send(Map<String, Object> config, String title, String content) {
+        String webhookUrl = asString(config.get("webhookUrl"));
+        if (isBlank(webhookUrl)) {
+            throw new BusinessException("请配置飞书机器人 Webhook 地址");
+        }
+
+        Map<String, Object> body = buildPostBody(title, content);
+        // 开启了签名校验的机器人必须附带 timestamp 与 sign
+        String secret = asString(config.get("secret"));
+        if (!isBlank(secret)) {
+            long timestamp = System.currentTimeMillis() / 1000;
+            body.put("timestamp", String.valueOf(timestamp));
+            body.put("sign", sign(timestamp, secret.trim()));
+        }
+
+        checkResponse(postJson(webhookUrl.trim(), body));
+    }
+
+    /**
+     * 构建 post 富文本消息体，正文按行拆分为多个段落。
+     *
+     * @param title   消息标题
+     * @param content 消息正文
+     * @return 请求体映射
+     */
+    private Map<String, Object> buildPostBody(String title, String content) {
+        List<List<Map<String, String>>> lines = new ArrayList<>();
+        String text = content == null ? "" : content;
+        for (String line : text.split("\n", -1)) {
+            lines.add(List.of(Map.of("tag", "text", "text", line)));
+        }
+
+        Map<String, Object> post = new LinkedHashMap<>();
+        post.put("title", title == null ? "" : title);
+        post.put("content", lines);
+
+        Map<String, Object> localized = new LinkedHashMap<>();
+        localized.put("zh_cn", post);
+
+        Map<String, Object> contentWrapper = new LinkedHashMap<>();
+        contentWrapper.put("post", localized);
+
+        Map<String, Object> body = new LinkedHashMap<>();
+        body.put("msg_type", "post");
+        body.put("content", contentWrapper);
+        return body;
+    }
+
+    /**
+     * 按飞书规则计算签名：以 {@code timestamp + "\n" + secret} 为密钥，对空串做 HMAC-SHA256 后 Base64。
+     *
+     * @param timestamp 秒级时间戳
+     * @param secret    机器人签名密钥
+     * @return Base64 编码的签名
+     */
+    private String sign(long timestamp, String secret) {
+        String stringToSign = timestamp + "\n" + secret;
+        try {
+            Mac mac = Mac.getInstance(HMAC_SHA256);
+            mac.init(new SecretKeySpec(stringToSign.getBytes(StandardCharsets.UTF_8), HMAC_SHA256));
+            return Base64.getEncoder().encodeToString(mac.doFinal(new byte[0]));
+        } catch (GeneralSecurityException e) {
+            throw new BusinessException("生成飞书签名失败：" + e.getMessage());
+        }
+    }
+
+    /**
+     * 校验飞书响应，{@code code} 或 {@code StatusCode} 非 0 视为失败。
+     *
+     * @param response 响应体
+     */
+    private void checkResponse(String response) {
+        try {
+            JsonNode root = objectMapper.readTree(response);
+            boolean hasCode = root.has("code");
+            int code = hasCode ? root.path("code").asInt(0) : root.path("StatusCode").asInt(0);
+            if (code != 0) {
+                String message = hasCode ? root.path("msg").asText("") : root.path("StatusMessage").asText("");
+                throw new BusinessException("飞书返回失败：" + message);
+            }
+        } catch (JsonProcessingException e) {
+            throw new BusinessException("解析飞书响应失败：" + e.getMessage());
+        }
+    }
+}
diff --git a/src/main/java/cn/rosercode/ledgerly/service/impl/NotificationChannelServiceImpl.java b/src/main/java/cn/rosercode/ledgerly/service/impl/NotificationChannelServiceImpl.java
index bff6bf9..9a66e85 100644
--- a/src/main/java/cn/rosercode/ledgerly/service/impl/NotificationChannelServiceImpl.java
+++ b/src/main/java/cn/rosercode/ledgerly/service/impl/NotificationChannelServiceImpl.java
@@ -3,6 +3,7 @@ package cn.rosercode.ledgerly.service.impl;
 import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.Set;
 
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.fasterxml.jackson.core.JsonProcessingException;
@@ -30,6 +31,15 @@ import cn.rosercode.ledgerly.vo.NotificationChannelVO;
 @Slf4j
 public class NotificationChannelServiceImpl implements NotificationChannelService {
 
+    /** 邮箱渠道密码字段名 */
+    private static final String PASSWORD_KEY = "password";
+
+    /** 飞书渠道签名密钥字段名 */
+    private static final String SECRET_KEY = "secret";
+
+    /** 需脱敏、且留空表示保留原值的敏感字段 */
+    private static final Set<String> SENSITIVE_KEYS = Set.of(PASSWORD_KEY, SECRET_KEY);
+
     private final NotificationChannelMapper notificationChannelMapper;
     private final ObjectMapper objectMapper;
     private final VoConverter voConverter;
@@ -75,7 +85,7 @@ public class NotificationChannelServiceImpl implements NotificationChannelServic
     /**
      * {@inheritDoc}
      *
-     * EMAIL 渠道的密码留空时保留原值；渠道类型变更时不再沿用旧配置。
+     * 敏感字段（邮箱授权码、飞书密钥）留空时保留原值；渠道类型变更时不再沿用旧配置。
      */
     @Override
     @Transactional
@@ -136,14 +146,24 @@ public class NotificationChannelServiceImpl implements NotificationChannelServic
     private NotificationChannelVO toVO(NotificationChannel channel) {
         NotificationChannelVO vo = voConverter.toNotificationChannelVO(channel);
 
-        // 配置 JSON 解析并移除密码，仅保留是否已配置的标记
+        // 配置 JSON 解析并移除敏感字段，仅保留是否已配置的标记
         Map<String, Object> config = parseConfig(channel.getConfig());
-        Object password = config.remove("password");
-        vo.setHasPassword(password != null && !String.valueOf(password).isBlank());
+        vo.setHasPassword(isConfigured(config.remove(PASSWORD_KEY)));
+        vo.setHasSecret(isConfigured(config.remove(SECRET_KEY)));
         vo.setConfig(config);
         return vo;
     }
 
+    /**
+     * 判断敏感配置是否已填写。
+     *
+     * @param value 配置值
+     * @return 非空且非空白时返回 true
+     */
+    private boolean isConfigured(Object value) {
+        return value != null && !String.valueOf(value).isBlank();
+    }
+
     /**
      * 校验渠道类型。
      *
@@ -175,11 +195,12 @@ public class NotificationChannelServiceImpl implements NotificationChannelServic
         return switch (NotificationChannelType.valueOf(type)) {
             case EMAIL -> "邮箱";
             case SERVERCHAN -> "Server 酱";
+            case FEISHU -> "飞书";
         };
     }
 
     /**
-     * 合并新旧渠道配置：新值覆盖旧值，邮箱密码为空时不覆盖。
+     * 合并新旧渠道配置：新值覆盖旧值，敏感字段（邮箱授权码、飞书密钥）为空时不覆盖。
      *
      * @param newConfig 新配置
      * @param oldJson   旧配置 JSON
@@ -194,8 +215,8 @@ public class NotificationChannelServiceImpl implements NotificationChannelServic
             for (Map.Entry<String, Object> entry : newConfig.entrySet()) {
                 String key = entry.getKey();
                 Object value = entry.getValue();
-                // 密码留空表示保留原值
-                if ("password".equals(key) && (value == null || String.valueOf(value).isBlank())) {
+                // 敏感字段留空表示保留原值
+                if (SENSITIVE_KEYS.contains(key) && (value == null || String.valueOf(value).isBlank())) {
                     continue;
                 }
                 merged.put(key, value);
diff --git a/src/main/java/cn/rosercode/ledgerly/vo/NotificationChannelVO.java b/src/main/java/cn/rosercode/ledgerly/vo/NotificationChannelVO.java
index bd8f1be..8c72ede 100644
--- a/src/main/java/cn/rosercode/ledgerly/vo/NotificationChannelVO.java
+++ b/src/main/java/cn/rosercode/ledgerly/vo/NotificationChannelVO.java
@@ -16,7 +16,7 @@ public class NotificationChannelVO {
     /** 渠道ID */
     private Long id;
 
-    /** 渠道类型：EMAIL-邮箱，SERVERCHAN-Server 酱 */
+    /** 渠道类型：EMAIL-邮箱，SERVERCHAN-Server 酱，FEISHU-飞书 */
     private String type;
 
     /** 渠道名称 */
@@ -25,12 +25,15 @@ public class NotificationChannelVO {
     /** 是否启用 */
     private Boolean enabled;
 
-    /** 渠道配置（EMAIL 的 password 已移除） */
+    /** 渠道配置（EMAIL 的 password、FEISHU 的 secret 已移除） */
     private Map<String, Object> config;
 
     /** 是否已配置密码/授权码（EMAIL 渠道使用） */
     private Boolean hasPassword;
 
+    /** 是否已配置签名密钥（FEISHU 渠道使用） */
+    private Boolean hasSecret;
+
     /** 创建时间 */
     private LocalDateTime createdAt;
 
diff --git a/src/main/resources/sql/init.sql b/src/main/resources/sql/init.sql
index 77f46cd..ac73aa9 100644
--- a/src/main/resources/sql/init.sql
+++ b/src/main/resources/sql/init.sql
@@ -178,7 +178,7 @@ CREATE TABLE IF NOT EXISTS t_notification_channel (
     created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
     updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
     user_id BIGINT NOT NULL COMMENT '所属用户ID',
-    type VARCHAR(20) NOT NULL COMMENT '渠道类型：EMAIL-邮箱，SERVERCHAN-Server 酱',
+    type VARCHAR(20) NOT NULL COMMENT '渠道类型：EMAIL-邮箱，SERVERCHAN-Server 酱，FEISHU-飞书',
     name VARCHAR(50) COMMENT '渠道名称，便于用户识别',
     enabled TINYINT(1) NOT NULL DEFAULT 1 COMMENT '是否启用：1-启用，0-关闭',
     config TEXT COMMENT '渠道配置（JSON），如 webhook 地址、SMTP 账号等',