diff --git a/scripts/dev-api.js b/scripts/dev-api.js
index 26ae9c6..0e123d3 100644
--- a/scripts/dev-api.js
+++ b/scripts/dev-api.js
@@ -2429,7 +2429,7 @@ function putWildcardAllowFromWhenOpen(entry, previousAllowFrom) {
 }
 
 function platformSupportsTopLevelRequireMention(platform) {
-  return ['feishu', 'slack', 'msteams'].includes(platformStorageKey(platform))
+  return ['feishu', 'slack', 'msteams', 'mattermost'].includes(platformStorageKey(platform))
 }
 
 export function normalizeMessagingPlatformForm(platform, form = {}) {
@@ -2438,7 +2438,7 @@ export function normalizeMessagingPlatformForm(platform, form = {}) {
   if (!Object.hasOwn(normalized, 'allowFrom') && Object.hasOwn(normalized, 'allowedUsers')) {
     normalized.allowFrom = normalized.allowedUsers
   }
-  const needsAccessDefaults = ['telegram', 'discord', 'feishu', 'slack', 'signal', 'msteams', 'whatsapp', 'zalo', 'zalouser'].includes(storageKey)
+  const needsAccessDefaults = ['telegram', 'discord', 'feishu', 'slack', 'signal', 'msteams', 'whatsapp', 'zalo', 'zalouser', 'line', 'mattermost'].includes(storageKey)
   const hasDmField = Object.hasOwn(normalized, 'dmPolicy') || needsAccessDefaults
   const hasGroupField = Object.hasOwn(normalized, 'groupPolicy') || needsAccessDefaults
 
@@ -2481,12 +2481,14 @@ export function normalizeMessagingPlatformForm(platform, form = {}) {
     }
   }
 
-  if (storageKey === 'zalouser' && Object.hasOwn(normalized, 'dangerouslyAllowNameMatching')) {
-    const value = String(normalized.dangerouslyAllowNameMatching || '').trim()
-    if (!value) {
-      delete normalized.dangerouslyAllowNameMatching
-    } else {
-      normalized.dangerouslyAllowNameMatching = value === 'true'
+  for (const key of ['dangerouslyAllowNameMatching', 'dangerouslyAllowPrivateNetwork']) {
+    if (Object.hasOwn(normalized, key)) {
+      const value = String(normalized[key] || '').trim()
+      if (!value) {
+        delete normalized[key]
+      } else {
+        normalized[key] = value === 'true'
+      }
     }
   }
 
@@ -2583,11 +2585,14 @@ const MESSAGING_CREDENTIAL_FIELDS = [
   'appSecret',
   'appToken',
   'botToken',
+  'channelAccessToken',
+  'channelSecret',
   'clientId',
   'clientSecret',
   'gatewayPassword',
   'gatewayToken',
   'password',
+  'secretFile',
   'signingSecret',
   'token',
   'tokenFile',
@@ -2613,6 +2618,17 @@ function channelAnyCredentialFields(platform) {
   return []
 }
 
+function channelAnyCredentialGroups(platform) {
+  const storageKey = platformStorageKey(platform)
+  if (storageKey === 'line') {
+    return [
+      { label: 'Channel Access Token 或 Token File', fields: [['channelAccessToken', 'Channel Access Token'], ['tokenFile', 'Token File']] },
+      { label: 'Channel Secret 或 Secret File', fields: [['channelSecret', 'Channel Secret'], ['secretFile', 'Secret File']] },
+    ]
+  }
+  return []
+}
+
 const CHANNEL_DIAG_REQUIRED_FIELDS = {
   telegram: [['botToken', 'Bot Token']],
   discord: [['token', 'Bot Token']],
@@ -2620,6 +2636,7 @@ const CHANNEL_DIAG_REQUIRED_FIELDS = {
   dingtalk: [['clientId', 'Client ID'], ['clientSecret', 'Client Secret']],
   'dingtalk-connector': [['clientId', 'Client ID'], ['clientSecret', 'Client Secret']],
   msteams: [['appId', 'App ID'], ['appPassword', 'App Password']],
+  mattermost: [['botToken', 'Bot Token'], ['baseUrl', 'Base URL']],
   signal: [['account', 'Signal 账号']],
 }
 
@@ -2645,6 +2662,10 @@ function channelDiagnosisCredentialsReady(platform, form = {}) {
   if (requiredFields.length) {
     return requiredFields.every(([key]) => hasConfiguredMessagingValue(form?.[key]))
   }
+  const anyGroups = channelAnyCredentialGroups(platform)
+  if (anyGroups.length) {
+    return anyGroups.every(group => group.fields.some(([key]) => hasConfiguredMessagingValue(form?.[key])))
+  }
   const anyFields = channelAnyCredentialFields(platform)
   if (anyFields.length) {
     return anyFields.some(([key]) => hasConfiguredMessagingValue(form?.[key]))
@@ -2689,14 +2710,22 @@ export function buildOpenClawChannelDiagnosis({
 
   const requiredFields = requiredChannelCredentialFields(storageKey, form)
   const anyFields = channelAnyCredentialFields(storageKey)
+  const anyGroups = channelAnyCredentialGroups(storageKey)
   const missing = requiredFields
     .filter(([key]) => !hasConfiguredMessagingValue(form?.[key]))
     .map(([, label]) => label)
+  const missingGroups = anyGroups
+    .filter(group => !group.fields.some(([key]) => hasConfiguredMessagingValue(form?.[key])))
+    .map(group => group.label)
   const hasAnyCredential = channelRootHasMessagingCredential(form)
   const anyCredentialOk = anyFields.length ? anyFields.some(([key]) => hasConfiguredMessagingValue(form?.[key])) : false
   const credentialOk = storageKey === 'zalouser'
     ? !!configExists
-    : (requiredFields.length ? missing.length === 0 : (anyFields.length ? anyCredentialOk : hasAnyCredential))
+    : (requiredFields.length
+        ? missing.length === 0
+        : (anyGroups.length
+            ? missingGroups.length === 0
+            : (anyFields.length ? anyCredentialOk : hasAnyCredential)))
   const anyLabels = anyFields.map(([, label]) => label).join(' / ')
   checks.push({
     id: 'credentials',
@@ -2707,10 +2736,14 @@ export function buildOpenClawChannelDiagnosis({
       : (credentialOk
           ? (requiredFields.length
               ? `已填写 ${requiredFields.map(([, label]) => label).join(' / ')}。`
-              : (anyFields.length ? `已填写 ${anyLabels} 其中一项。` : '已检测到可用凭证字段。'))
+              : (anyGroups.length
+                  ? `已填写 ${anyGroups.map(group => group.label).join('；')}。`
+                  : (anyFields.length ? `已填写 ${anyLabels} 其中一项。` : '已检测到可用凭证字段。')))
           : (missing.length
               ? `缺少 ${missing.join(' / ')}，请补齐后保存。`
-              : (anyFields.length ? `缺少 ${anyLabels}，至少填写一项后保存。` : '未检测到可用凭证字段，请检查渠道配置。'))),
+              : (missingGroups.length
+                  ? `缺少 ${missingGroups.join('；')}，请补齐后保存。`
+                  : (anyFields.length ? `缺少 ${anyLabels}，至少填写一项后保存。` : '未检测到可用凭证字段，请检查渠道配置。')))),
   })
 
   if (verifyError) {
@@ -2862,6 +2895,29 @@ export function buildMessagingPlatformFormValues(platform, saved = {}, options =
     return form
   }
 
+  if (storageKey === 'line') {
+    for (const key of ['channelAccessToken', 'tokenFile', 'channelSecret', 'secretFile', 'webhookPath', 'responsePrefix']) {
+      putSecretAwareFormValue(form, saved, key)
+    }
+    putAccessPolicyFormValues(form, saved)
+    putCsvFormValue(form, saved, 'groupAllowFrom')
+    if (typeof saved.mediaMaxMb === 'number') form.mediaMaxMb = String(saved.mediaMaxMb)
+    return form
+  }
+
+  if (storageKey === 'mattermost') {
+    for (const key of ['botToken', 'baseUrl', 'name', 'replyToMode', 'responsePrefix']) {
+      putSecretAwareFormValue(form, saved, key)
+    }
+    putAccessPolicyFormValues(form, saved, { mentionCompat: true })
+    putCsvFormValue(form, saved, 'groupAllowFrom')
+    putBoolFormValue(form, saved, 'dangerouslyAllowNameMatching')
+    putBoolFormValue(form, saved?.network, 'dangerouslyAllowPrivateNetwork')
+    putStringFormValue(form, saved?.commands, 'callbackPath')
+    putStringFormValue(form, saved?.commands, 'callbackUrl')
+    return form
+  }
+
   for (const [key, value] of Object.entries(saved)) {
     if (key === 'enabled' || key === 'accounts') continue
     if (typeof value === 'string') form[key] = value
@@ -3334,6 +3390,19 @@ function applyMessagingPlatformEntry(cfg, storageKey, accountId, entry) {
   }
 }
 
+function ensureMessagingPluginAllowed(cfg, pluginId) {
+  if (!pluginId || !pluginId.trim()) return
+  const pid = pluginId.trim()
+  if (!cfg.plugins || typeof cfg.plugins !== 'object' || Array.isArray(cfg.plugins)) cfg.plugins = {}
+  if (!cfg.plugins.entries || typeof cfg.plugins.entries !== 'object' || Array.isArray(cfg.plugins.entries)) cfg.plugins.entries = {}
+  if (!Array.isArray(cfg.plugins.allow)) cfg.plugins.allow = []
+  if (!cfg.plugins.allow.includes(pid)) cfg.plugins.allow.push(pid)
+  if (!cfg.plugins.entries[pid] || typeof cfg.plugins.entries[pid] !== 'object' || Array.isArray(cfg.plugins.entries[pid])) {
+    cfg.plugins.entries[pid] = {}
+  }
+  cfg.plugins.entries[pid].enabled = true
+}
+
 function buildOpenClawMessagingPlatformEntry(platform, form, currentSaved = {}) {
   const entry = { enabled: true }
   const storageKey = platformStorageKey(platform)
@@ -3384,6 +3453,32 @@ function buildOpenClawMessagingPlatformEntry(platform, form, currentSaved = {})
     if (Array.isArray(form.groupAllowFrom) && form.groupAllowFrom.length) entry.groupAllowFrom = form.groupAllowFrom
     if (typeof form.historyLimit === 'number') entry.historyLimit = form.historyLimit
     if (typeof form.dangerouslyAllowNameMatching === 'boolean') entry.dangerouslyAllowNameMatching = form.dangerouslyAllowNameMatching
+  } else if (storageKey === 'line') {
+    for (const key of ['channelAccessToken', 'tokenFile', 'channelSecret', 'secretFile', 'webhookPath', 'responsePrefix']) {
+      if (form[key]) entry[key] = form[key]
+    }
+    entry.dmPolicy = form.dmPolicy
+    entry.groupPolicy = form.groupPolicy
+    if (Array.isArray(form.allowFrom) && form.allowFrom.length) entry.allowFrom = form.allowFrom
+    if (Array.isArray(form.groupAllowFrom) && form.groupAllowFrom.length) entry.groupAllowFrom = form.groupAllowFrom
+    if (typeof form.mediaMaxMb === 'number') entry.mediaMaxMb = form.mediaMaxMb
+  } else if (storageKey === 'mattermost') {
+    for (const key of ['botToken', 'baseUrl', 'name', 'replyToMode', 'responsePrefix']) {
+      if (form[key]) entry[key] = form[key]
+    }
+    entry.dmPolicy = form.dmPolicy
+    entry.groupPolicy = form.groupPolicy
+    if (Object.hasOwn(form, 'requireMention')) entry.requireMention = !!form.requireMention
+    if (Array.isArray(form.allowFrom) && form.allowFrom.length) entry.allowFrom = form.allowFrom
+    if (Array.isArray(form.groupAllowFrom) && form.groupAllowFrom.length) entry.groupAllowFrom = form.groupAllowFrom
+    if (typeof form.dangerouslyAllowNameMatching === 'boolean') entry.dangerouslyAllowNameMatching = form.dangerouslyAllowNameMatching
+    if (typeof form.dangerouslyAllowPrivateNetwork === 'boolean') {
+      entry.network = { ...(currentSaved?.network || {}), dangerouslyAllowPrivateNetwork: form.dangerouslyAllowPrivateNetwork }
+    }
+    const commands = {}
+    if (form.callbackPath) commands.callbackPath = form.callbackPath
+    if (form.callbackUrl) commands.callbackUrl = form.callbackUrl
+    if (Object.keys(commands).length) entry.commands = { ...(currentSaved?.commands || {}), ...commands }
   } else {
     Object.assign(entry, form)
   }
@@ -4866,12 +4961,16 @@ const handlers = {
       } else {
         setRootChannelEntry(entry)
       }
+    } else if (platform === 'line' || platform === 'mattermost') {
+      const built = buildOpenClawMessagingPlatformEntry(platform, form, currentSaved)
+      applyMessagingPlatformEntry(cfg, storageKey, normalizedAccountId, built)
+      ensureMessagingPluginAllowed(cfg, platform)
     } else {
       Object.assign(entry, form)
       preserveMessagingCredentialRefs(entry, form, currentSaved)
     }
 
-    if (platform !== 'qqbot' && platform !== 'feishu' && platform !== 'dingtalk' && platform !== 'dingtalk-connector') {
+    if (platform !== 'qqbot' && platform !== 'feishu' && platform !== 'dingtalk' && platform !== 'dingtalk-connector' && platform !== 'line' && platform !== 'mattermost') {
       preserveMessagingCredentialRefs(entry, form, currentSaved)
       // 合并模式：保留用户通过 CLI 或手动编辑的自定义字段
       applyMessagingPlatformEntry(cfg, storageKey, normalizedAccountId, entry)
diff --git a/src-tauri/src/commands/messaging.rs b/src-tauri/src/commands/messaging.rs
index 2406b44..4f72631 100644
--- a/src-tauri/src/commands/messaging.rs
+++ b/src-tauri/src/commands/messaging.rs
@@ -140,11 +140,14 @@ fn preserve_messaging_credential_refs(
         "appSecret",
         "appToken",
         "botToken",
+        "channelAccessToken",
+        "channelSecret",
         "clientId",
         "clientSecret",
         "gatewayPassword",
         "gatewayToken",
         "password",
+        "secretFile",
         "signingSecret",
         "token",
         "tokenFile",
@@ -181,11 +184,14 @@ fn channel_root_has_messaging_credential(root: &Map<String, Value>) -> bool {
         "appSecret",
         "appToken",
         "botToken",
+        "channelAccessToken",
+        "channelSecret",
         "clientId",
         "clientSecret",
         "gatewayPassword",
         "gatewayToken",
         "password",
+        "secretFile",
         "signingSecret",
         "token",
         "tokenFile",
@@ -212,6 +218,7 @@ fn required_channel_credential_fields(
         "feishu" => vec![("appId", "App ID"), ("appSecret", "App Secret")],
         "dingtalk-connector" => vec![("clientId", "Client ID"), ("clientSecret", "Client Secret")],
         "msteams" => vec![("appId", "App ID"), ("appPassword", "App Password")],
+        "mattermost" => vec![("botToken", "Bot Token"), ("baseUrl", "Base URL")],
         "signal" => vec![("account", "Signal 账号")],
         "slack" => {
             let mode = form_string(form, "mode");
@@ -246,6 +253,30 @@ fn channel_any_credential_fields(platform: &str) -> Vec<(&'static str, &'static
     }
 }
 
+fn channel_any_credential_groups(
+    platform: &str,
+) -> Vec<(&'static str, Vec<(&'static str, &'static str)>)> {
+    match platform_storage_key(platform) {
+        "line" => vec![
+            (
+                "Channel Access Token 或 Token File",
+                vec![
+                    ("channelAccessToken", "Channel Access Token"),
+                    ("tokenFile", "Token File"),
+                ],
+            ),
+            (
+                "Channel Secret 或 Secret File",
+                vec![
+                    ("channelSecret", "Channel Secret"),
+                    ("secretFile", "Secret File"),
+                ],
+            ),
+        ],
+        _ => vec![],
+    }
+}
+
 fn channel_diagnosis_credentials_ready(platform: &str, form: &Map<String, Value>) -> bool {
     if platform_storage_key(platform) == "zalouser" {
         return true;
@@ -256,6 +287,14 @@ fn channel_diagnosis_credentials_ready(platform: &str, form: &Map<String, Value>
             .iter()
             .all(|(key, _)| has_configured_messaging_value(form.get(*key)));
     }
+    let any_groups = channel_any_credential_groups(platform);
+    if !any_groups.is_empty() {
+        return any_groups.iter().all(|(_, fields)| {
+            fields
+                .iter()
+                .any(|(key, _)| has_configured_messaging_value(form.get(*key)))
+        });
+    }
     let any_fields = channel_any_credential_fields(platform);
     if !any_fields.is_empty() {
         return any_fields
@@ -341,11 +380,21 @@ fn build_openclaw_channel_diagnosis(
 
     let required_fields = required_channel_credential_fields(storage_key, form);
     let any_fields = channel_any_credential_fields(storage_key);
+    let any_groups = channel_any_credential_groups(storage_key);
     let missing: Vec<&str> = required_fields
         .iter()
         .filter(|(key, _)| !has_configured_messaging_value(form.get(*key)))
         .map(|(_, label)| *label)
         .collect();
+    let missing_groups: Vec<&str> = any_groups
+        .iter()
+        .filter(|(_, fields)| {
+            !fields
+                .iter()
+                .any(|(key, _)| has_configured_messaging_value(form.get(*key)))
+        })
+        .map(|(label, _)| *label)
+        .collect();
     let any_credential_ok = if any_fields.is_empty() {
         false
     } else {
@@ -357,6 +406,8 @@ fn build_openclaw_channel_diagnosis(
         config_exists
     } else if !required_fields.is_empty() {
         missing.is_empty()
+    } else if !any_groups.is_empty() {
+        missing_groups.is_empty()
     } else if !any_fields.is_empty() {
         any_credential_ok
     } else {
@@ -373,6 +424,15 @@ fn build_openclaw_channel_diagnosis(
         } else if credential_ok {
             if !required_fields.is_empty() {
                 format!("已填写 {}。", required_labels)
+            } else if !any_groups.is_empty() {
+                format!(
+                    "已填写 {}。",
+                    any_groups
+                        .iter()
+                        .map(|(label, _)| *label)
+                        .collect::<Vec<_>>()
+                        .join("；")
+                )
             } else if !any_fields.is_empty() {
                 format!("已填写 {} 其中一项。", any_labels)
             } else {
@@ -380,6 +440,8 @@ fn build_openclaw_channel_diagnosis(
             }
         } else if !missing.is_empty() {
             format!("缺少 {}，请补齐后保存。", missing.join(" / "))
+        } else if !missing_groups.is_empty() {
+            format!("缺少 {}，请补齐后保存。", missing_groups.join("；"))
         } else if !any_fields.is_empty() {
             format!("缺少 {}，至少填写一项后保存。", any_labels)
         } else {
@@ -639,7 +701,7 @@ fn normalize_group_policy_value(raw: Option<&Value>, fallback: &str) -> String {
 fn platform_supports_top_level_require_mention(platform: &str) -> bool {
     matches!(
         platform_storage_key(platform),
-        "feishu" | "slack" | "msteams"
+        "feishu" | "slack" | "msteams" | "mattermost"
     )
 }
 
@@ -667,6 +729,8 @@ fn normalize_messaging_platform_form(
             | "whatsapp"
             | "zalo"
             | "zalouser"
+            | "line"
+            | "mattermost"
     );
     let has_dm_field = normalized.contains_key("dmPolicy") || needs_access_defaults;
     let has_group_field = normalized.contains_key("groupPolicy") || needs_access_defaults;
@@ -725,23 +789,28 @@ fn normalize_messaging_platform_form(
     normalize_numeric_form_value(&mut normalized, "mediaMaxMb");
     normalize_numeric_form_value(&mut normalized, "historyLimit");
 
-    if storage_key == "zalouser" && normalized.contains_key("dangerouslyAllowNameMatching") {
-        let value = match normalized.get("dangerouslyAllowNameMatching") {
-            Some(Value::Bool(v)) => Some(*v),
-            Some(Value::String(raw)) => {
-                let trimmed = raw.trim();
-                if trimmed.is_empty() {
-                    None
-                } else {
-                    Some(bool_from_form_value(trimmed).unwrap_or(false))
+    for key in [
+        "dangerouslyAllowNameMatching",
+        "dangerouslyAllowPrivateNetwork",
+    ] {
+        if normalized.contains_key(key) {
+            let value = match normalized.get(key) {
+                Some(Value::Bool(v)) => Some(*v),
+                Some(Value::String(raw)) => {
+                    let trimmed = raw.trim();
+                    if trimmed.is_empty() {
+                        None
+                    } else {
+                        Some(bool_from_form_value(trimmed).unwrap_or(false))
+                    }
                 }
+                _ => None,
+            };
+            if let Some(v) = value {
+                normalized.insert(key.into(), Value::Bool(v));
+            } else {
+                normalized.remove(key);
             }
-            _ => None,
-        };
-        if let Some(v) = value {
-            normalized.insert("dangerouslyAllowNameMatching".into(), Value::Bool(v));
-        } else {
-            normalized.remove("dangerouslyAllowNameMatching");
         }
     }
 
@@ -1345,6 +1414,44 @@ pub async fn read_platform_config(
             insert_access_policy_form_values(&mut form, &saved, false, true);
             insert_bool_as_string(&mut form, &saved, "requireMention");
         }
+        "line" => {
+            for key in [
+                "channelAccessToken",
+                "tokenFile",
+                "channelSecret",
+                "secretFile",
+                "webhookPath",
+                "responsePrefix",
+            ] {
+                insert_secret_aware_form_value(&mut form, &saved, key);
+            }
+            insert_access_policy_form_values(&mut form, &saved, false, false);
+            insert_array_as_csv(&mut form, &saved, "groupAllowFrom");
+            if let Some(v) = saved.get("mediaMaxMb").and_then(|v| v.as_i64()) {
+                form.insert("mediaMaxMb".into(), Value::String(v.to_string()));
+            }
+        }
+        "mattermost" => {
+            for key in [
+                "botToken",
+                "baseUrl",
+                "name",
+                "replyToMode",
+                "responsePrefix",
+            ] {
+                insert_secret_aware_form_value(&mut form, &saved, key);
+            }
+            insert_access_policy_form_values(&mut form, &saved, false, true);
+            insert_array_as_csv(&mut form, &saved, "groupAllowFrom");
+            insert_bool_as_string(&mut form, &saved, "dangerouslyAllowNameMatching");
+            if let Some(network) = saved.get("network") {
+                insert_bool_as_string(&mut form, network, "dangerouslyAllowPrivateNetwork");
+            }
+            if let Some(commands) = saved.get("commands") {
+                insert_string_if_present(&mut form, commands, "callbackPath");
+                insert_string_if_present(&mut form, commands, "callbackUrl");
+            }
+        }
         _ => {
             if saved.is_null() {
                 return Ok(json!({ "exists": false }));
@@ -1973,6 +2080,152 @@ pub async fn save_messaging_platform(
             )?;
             ensure_plugin_allowed(&mut cfg, "msteams")?;
         }
+        "line" => {
+            let channel_access_token = form_string(form_obj, "channelAccessToken");
+            let token_file = form_string(form_obj, "tokenFile");
+            let channel_secret = form_string(form_obj, "channelSecret");
+            let secret_file = form_string(form_obj, "secretFile");
+            if channel_access_token.is_empty() && token_file.is_empty() {
+                return Err("Channel Access Token 或 Token File 至少填写一项".into());
+            }
+            if channel_secret.is_empty() && secret_file.is_empty() {
+                return Err("Channel Secret 或 Secret File 至少填写一项".into());
+            }
+
+            let mut entry = Map::new();
+            entry.insert("enabled".into(), Value::Bool(true));
+            put_string(&mut entry, "channelAccessToken", channel_access_token);
+            put_string(&mut entry, "tokenFile", token_file);
+            put_string(&mut entry, "channelSecret", channel_secret);
+            put_string(&mut entry, "secretFile", secret_file);
+            put_string(
+                &mut entry,
+                "webhookPath",
+                form_string(form_obj, "webhookPath"),
+            );
+            put_string(
+                &mut entry,
+                "responsePrefix",
+                form_string(form_obj, "responsePrefix"),
+            );
+            put_string(&mut entry, "dmPolicy", form_string(form_obj, "dmPolicy"));
+            put_string(
+                &mut entry,
+                "groupPolicy",
+                form_string(form_obj, "groupPolicy"),
+            );
+            put_array_from_form_value(&mut entry, "allowFrom", form_obj.get("allowFrom"));
+            put_array_from_form_value(&mut entry, "groupAllowFrom", form_obj.get("groupAllowFrom"));
+            if let Some(value) = form_obj.get("mediaMaxMb").and_then(|v| v.as_f64()) {
+                if let Some(number) = serde_json::Number::from_f64(value) {
+                    entry.insert("mediaMaxMb".into(), Value::Number(number));
+                }
+            } else {
+                put_number_from_form(
+                    &mut entry,
+                    "mediaMaxMb",
+                    &form_string(form_obj, "mediaMaxMb"),
+                );
+            }
+            preserve_messaging_credential_refs(&mut entry, form_obj, &current_saved);
+            merge_channel_entry_for_account(
+                channels_map,
+                &storage_key,
+                account_id.as_deref(),
+                entry,
+            )?;
+            ensure_plugin_allowed(&mut cfg, "line")?;
+        }
+        "mattermost" => {
+            let bot_token = form_string(form_obj, "botToken");
+            let base_url = form_string(form_obj, "baseUrl");
+            if bot_token.is_empty() {
+                return Err("Mattermost Bot Token 不能为空".into());
+            }
+            if base_url.is_empty() {
+                return Err("Mattermost Base URL 不能为空".into());
+            }
+
+            let mut entry = Map::new();
+            entry.insert("enabled".into(), Value::Bool(true));
+            put_string(&mut entry, "botToken", bot_token);
+            put_string(&mut entry, "baseUrl", base_url);
+            put_string(&mut entry, "name", form_string(form_obj, "name"));
+            put_string(
+                &mut entry,
+                "replyToMode",
+                form_string(form_obj, "replyToMode"),
+            );
+            put_string(
+                &mut entry,
+                "responsePrefix",
+                form_string(form_obj, "responsePrefix"),
+            );
+            put_string(&mut entry, "dmPolicy", form_string(form_obj, "dmPolicy"));
+            put_string(
+                &mut entry,
+                "groupPolicy",
+                form_string(form_obj, "groupPolicy"),
+            );
+            put_bool_value_if_present(&mut entry, "requireMention", form_obj.get("requireMention"));
+            put_array_from_form_value(&mut entry, "allowFrom", form_obj.get("allowFrom"));
+            put_array_from_form_value(&mut entry, "groupAllowFrom", form_obj.get("groupAllowFrom"));
+            put_bool_value_if_present(
+                &mut entry,
+                "dangerouslyAllowNameMatching",
+                form_obj.get("dangerouslyAllowNameMatching"),
+            );
+
+            if form_obj.contains_key("dangerouslyAllowPrivateNetwork") {
+                let mut network = current_saved
+                    .get("network")
+                    .and_then(|v| v.as_object())
+                    .cloned()
+                    .unwrap_or_default();
+                match form_obj.get("dangerouslyAllowPrivateNetwork") {
+                    Some(Value::Bool(v)) => {
+                        network.insert("dangerouslyAllowPrivateNetwork".into(), Value::Bool(*v));
+                    }
+                    Some(Value::String(raw)) => {
+                        if let Some(v) = bool_from_form_value(raw) {
+                            network.insert("dangerouslyAllowPrivateNetwork".into(), Value::Bool(v));
+                        }
+                    }
+                    _ => {}
+                }
+                if !network.is_empty() {
+                    entry.insert("network".into(), Value::Object(network));
+                }
+            }
+
+            let mut commands = current_saved
+                .get("commands")
+                .and_then(|v| v.as_object())
+                .cloned()
+                .unwrap_or_default();
+            put_string(
+                &mut commands,
+                "callbackPath",
+                form_string(form_obj, "callbackPath"),
+            );
+            put_string(
+                &mut commands,
+                "callbackUrl",
+                form_string(form_obj, "callbackUrl"),
+            );
+            if !commands.is_empty() {
+                entry.insert("commands".into(), Value::Object(commands));
+            }
+
+            preserve_messaging_credential_refs(&mut entry, form_obj, &current_saved);
+            merge_channel_entry_for_account(
+                channels_map,
+                &storage_key,
+                account_id.as_deref(),
+                entry,
+            )?;
+            ensure_plugin_allowed(&mut cfg, "mattermost")?;
+        }
         _ => {
             // 通用平台：直接保存表单字段
             let mut entry = Map::new();
diff --git a/src/locales/modules/channels.js b/src/locales/modules/channels.js
index 47ab6cf..5b95714 100644
--- a/src/locales/modules/channels.js
+++ b/src/locales/modules/channels.js
@@ -91,6 +91,43 @@ export default {
   zalouserAllowFromHint: _('推荐使用 Zalo 用户 ID；只有确认安全时才开启名称匹配。', 'Zalo user IDs are recommended; enable name matching only when you understand the risk.'),
   zalouserGroupAllowFromPh: _('可选，逗号分隔群组 ID 或精确群名', 'Optional, comma-separated group IDs or exact group names'),
   zalouserManualLoginHint: _('插件安装并保存配置后，在终端运行此命令完成二维码登录。多账号请追加 --account 账号标识。', 'After installing the plugin and saving config, run this command in your terminal to complete QR login. For multi-account setup, append --account account-id.'),
+  lineDesc: _('接入 LINE Messaging API，支持私聊、群组和 webhook 回调', 'Connect LINE Messaging API with DM, group, and webhook support'),
+  lineGuide1: _('前往 <a href="https://developers.line.biz/console/" target="_blank" rel="noopener">LINE Developers Console</a> 创建或打开 Messaging API Channel', 'Open <a href="https://developers.line.biz/console/" target="_blank" rel="noopener">LINE Developers Console</a> and create or open a Messaging API Channel'),
+  lineGuide2: _('在「Messaging API」页获取 <strong>Channel Access Token</strong>，在「Basic settings」页获取 <strong>Channel Secret</strong>', 'Get <strong>Channel Access Token</strong> from Messaging API and <strong>Channel Secret</strong> from Basic settings'),
+  lineGuide3: _('如果凭证由外部文件或 SecretRef 管理，可分别填写 Token File 与 Secret File', 'If credentials are managed by files or SecretRef, use Token File and Secret File instead'),
+  lineGuide4: _('配置 Webhook URL 指向 Gateway 暴露的 LINE webhook path，并在 LINE 控制台启用 Webhook', 'Set the Webhook URL to the Gateway LINE webhook path and enable Webhook in LINE Console'),
+  lineGuide5: _('设置私信/群组策略与允许列表，保存后面板会安装插件并重载 Gateway', 'Set DM/group policy and allowlists; after saving, the panel installs the plugin and reloads Gateway'),
+  lineGuideFooter: _('<div style="margin-top:8px;font-size:var(--font-size-xs);color:var(--text-tertiary)">LINE 至少需要 Channel Access Token 或 Token File 其中一项，并且需要 Channel Secret 或 Secret File 其中一项。</div>', '<div style="margin-top:8px;font-size:var(--font-size-xs);color:var(--text-tertiary)">LINE requires either Channel Access Token or Token File, and either Channel Secret or Secret File.</div>'),
+  lineAccessTokenPh: _('LINE Channel Access Token', 'LINE Channel Access Token'),
+  lineAccessTokenHint: _('与 Token File 二选一；如果当前值来自 SecretRef，保持占位不变即可保留引用。', 'Use either this or Token File; keep the SecretRef placeholder unchanged to preserve the reference.'),
+  lineTokenFilePh: _('可选，例如 /etc/openclaw/line-token.txt', 'Optional, e.g. /etc/openclaw/line-token.txt'),
+  lineTokenFileHint: _('当 Channel Access Token 由文件管理时填写；在线校验只会直接校验表单 Token。', 'Use this when Channel Access Token is file-managed; online verification only checks the form token directly.'),
+  lineChannelSecretPh: _('LINE Channel Secret', 'LINE Channel Secret'),
+  lineChannelSecretHint: _('与 Secret File 二选一，用于校验 LINE webhook 签名。', 'Use either this or Secret File; used to verify LINE webhook signatures.'),
+  lineSecretFilePh: _('可选，例如 /etc/openclaw/line-secret.txt', 'Optional, e.g. /etc/openclaw/line-secret.txt'),
+  lineSecretFileHint: _('当 Channel Secret 由文件管理时填写。', 'Use this when Channel Secret is file-managed.'),
+  lineAllowFromPh: _('可选，逗号分隔 LINE 用户 ID', 'Optional, comma-separated LINE user IDs'),
+  lineAllowFromHint: _('LINE 用户 ID 通常以 U 开头；留空表示按策略默认处理。', 'LINE user IDs usually start with U; leave empty to use policy defaults.'),
+  lineGroupAllowFromPh: _('可选，逗号分隔群组或聊天室 ID', 'Optional, comma-separated group or room IDs'),
+  lineTokenOrFile: _('Channel Access Token 或 Token File', 'Channel Access Token or Token File'),
+  lineSecretOrFile: _('Channel Secret 或 Secret File', 'Channel Secret or Secret File'),
+  mattermostDesc: _('接入自托管 Mattermost，支持私信、频道、slash command 和交互按钮', 'Connect self-hosted Mattermost with DMs, channels, slash commands, and interactions'),
+  mattermostGuide1: _('在 Mattermost 中创建 Bot Account，并复制 Personal Access Token 作为 Bot Token', 'Create a Bot Account in Mattermost and copy its Personal Access Token as Bot Token'),
+  mattermostGuide2: _('填写 Mattermost 站点 Base URL，例如 <code>https://mattermost.example.com</code>', 'Fill the Mattermost site Base URL, for example <code>https://mattermost.example.com</code>'),
+  mattermostGuide3: _('如启用 slash command，配置 Callback Path / URL，并确保 Mattermost 服务端能访问 Gateway', 'If slash commands are enabled, configure Callback Path / URL and ensure the Mattermost server can reach Gateway'),
+  mattermostGuide4: _('自托管内网地址需要显式开启 Private Network 开关，避免误连不受信任地址', 'For self-hosted private-network URLs, explicitly enable Private Network to avoid unsafe internal access'),
+  mattermostGuide5: _('设置私信/频道策略与允许列表，保存后面板会安装插件并重载 Gateway', 'Set DM/channel policy and allowlists; after saving, the panel installs the plugin and reloads Gateway'),
+  mattermostGuideFooter: _('<div style="margin-top:8px;font-size:var(--font-size-xs);color:var(--text-tertiary)">Mattermost 最小配置需要 Bot Token 与 Base URL。</div>', '<div style="margin-top:8px;font-size:var(--font-size-xs);color:var(--text-tertiary)">Mattermost minimally requires Bot Token and Base URL.</div>'),
+  mattermostBotTokenPh: _('Mattermost Bot Personal Access Token', 'Mattermost Bot Personal Access Token'),
+  mattermostBaseUrlHint: _('填写站点根地址，不要包含 /api/v4；末尾斜杠会在运行时自动归一化。', 'Use the site root URL without /api/v4; trailing slash is normalized at runtime.'),
+  mattermostAllowFromPh: _('可选，逗号分隔用户名或用户 ID', 'Optional, comma-separated usernames or user IDs'),
+  mattermostAllowFromHint: _('用户名可带 @；选择“允许所有私信”时会自动加入 *。', 'Usernames may include @; choosing Allow all DMs automatically adds *.'),
+  mattermostGroupAllowFromPh: _('可选，逗号分隔频道 ID 或频道名称', 'Optional, comma-separated channel IDs or channel names'),
+  mattermostCallbackPathHint: _('用于 slash command/交互回调的 Gateway HTTP path。', 'Gateway HTTP path for slash command and interaction callbacks.'),
+  mattermostNameMatching: _('允许名称匹配', 'Allow Name Matching'),
+  mattermostNameMatchingHint: _('关闭时优先使用稳定 ID，避免同名用户或频道误匹配。', 'When disabled, prefer stable IDs to avoid wrong matches with duplicate users or channels.'),
+  mattermostPrivateNetwork: _('允许内网地址', 'Allow Private Network'),
+  mattermostPrivateNetworkHint: _('仅在 Mattermost 部署于可信内网时开启。', 'Enable only when Mattermost is deployed on a trusted private network.'),
   discordDesc: _('接入 Discord Bot，支持服务器频道和私信', 'Connect a Discord Bot, supports server channels and DMs', '接入 Discord Bot，支援伺服器頻道和私信', 'Discord Bot に接続'),
   discordGuide1: _('前往 <a href="https://discord.com/developers/applications" target="_blank" rel="noopener">Discord Developer Portal</a> 创建 Application', '前往 <a href="https://discord.com/developers/applications" target="_blank" rel="noopener">Discord Developer Portal</a> 创建 Application', '前往 <a href="https://discord.com/developers/applications" target="_blank" rel="noopener">Discord Developer Portal</a> 建立 Application'),
   discordGuide2: _('在 Bot 页面点击「Reset Token」获取 <strong>Bot Token</strong>', 'Click "Reset Token" on the Bot page to get the <strong>Bot Token</strong>', '在 Bot 頁面点擊「Reset Token」取得 <strong>Bot Token</strong>'),
@@ -127,6 +164,7 @@ export default {
   groupDisabled: _('禁用群组', 'Disable groups', '停用群組'),
   allowFromPh: _('可选，逗号分隔用户/频道 ID', 'Optional, comma-separated user/channel IDs', '可選，逗號分隔使用者/頻道 ID'),
   allowFromHint: _('限制允许的用户或频道 ID，留空不限制', 'Restrict to specific user or channel IDs; leave empty for no restriction', '限制允許的使用者或頻道 ID，留空不限制'),
+  accountName: _('账号名称', 'Account Name'),
   weixinLabel: _('微信', 'WeChat'),
   weixinDesc: _('通过 openclaw-weixin 插件接入个人微信', 'Connect personal WeChat via the openclaw-weixin plugin', '通過 openclaw-weixin 外掛接入個人微信'),
   weixinGuide1: _('本功能基于 <strong>openclaw-weixin</strong> 插件', 'This feature is powered by the <strong>openclaw-weixin</strong> plugin', '本功能基於 <strong>openclaw-weixin</strong> 外掛'),
@@ -171,7 +209,7 @@ export default {
   groupAllRooms: _('所有房间', 'All rooms', '所有房間'),
   groupAllTeams: _('所有团队', 'All teams', '所有團队'),
   groupMentionBot: _('仅 @机器人时', 'Only when @bot', '僅 @機器人時'),
-  optionalEg: _('可选，如', 'Optional, e.g.', '可選，如'),
+  optionalEg: _('可选，如 {example}', 'Optional, e.g. {example}', '可選，如 {example}'),
   editAccountLabel: _('编辑 {id}', 'Edit {id}', '編輯 {id}'),
   bound: _('已绑定', 'Bound', '已綁定'),
   notBoundAgent: _('未绑定 Agent', 'No Agent bound', '未綁定 Agent'),
diff --git a/src/pages/channels.js b/src/pages/channels.js
index 59d88de..40481fa 100644
--- a/src/pages/channels.js
+++ b/src/pages/channels.js
@@ -195,6 +195,78 @@ const PLATFORM_REGISTRY = {
     pluginRequired: '@openclaw/zalouser@latest',
     pluginId: 'zalouser',
   },
+  line: {
+    label: 'LINE',
+    iconName: 'message-circle',
+    desc: t('channels.lineDesc'),
+    guide: [
+      t('channels.lineGuide1'),
+      t('channels.lineGuide2'),
+      t('channels.lineGuide3'),
+      t('channels.lineGuide4'),
+      t('channels.lineGuide5'),
+    ],
+    guideFooter: t('channels.lineGuideFooter'),
+    fields: [
+      { key: 'channelAccessToken', label: 'Channel Access Token', placeholder: t('channels.lineAccessTokenPh'), secret: true, required: false, hint: t('channels.lineAccessTokenHint') },
+      { key: 'tokenFile', label: 'Token File', placeholder: t('channels.lineTokenFilePh'), required: false, hint: t('channels.lineTokenFileHint') },
+      { key: 'channelSecret', label: 'Channel Secret', placeholder: t('channels.lineChannelSecretPh'), secret: true, required: false, hint: t('channels.lineChannelSecretHint') },
+      { key: 'secretFile', label: 'Secret File', placeholder: t('channels.lineSecretFilePh'), required: false, hint: t('channels.lineSecretFileHint') },
+      { key: 'webhookPath', label: 'Webhook Path', placeholder: '/line/webhook', required: false },
+      { key: 'dmPolicy', label: t('channels.dmPolicy'), type: 'select', options: DM_POLICY_OPTIONS, required: false },
+      { key: 'groupPolicy', label: t('channels.groupPolicy'), type: 'select', options: GROUP_POLICY_OPTIONS(t('channels.groupAllGroups')), required: false },
+      { key: 'allowFrom', label: 'Allow From', placeholder: t('channels.lineAllowFromPh'), required: false, hint: t('channels.lineAllowFromHint') },
+      { key: 'groupAllowFrom', label: 'Group Allow From', placeholder: t('channels.lineGroupAllowFromPh'), required: false, hint: t('channels.groupAllowFromHint') },
+      { key: 'mediaMaxMb', label: 'Media Max MB', placeholder: '50', required: false },
+      { key: 'responsePrefix', label: 'Response Prefix', placeholder: t('channels.optionalEg', { example: '[AI]' }), required: false },
+    ],
+    requiredAny: [
+      { keys: ['channelAccessToken', 'tokenFile'], label: t('channels.lineTokenOrFile') },
+      { keys: ['channelSecret', 'secretFile'], label: t('channels.lineSecretOrFile') },
+    ],
+    configKey: 'line',
+    pairingChannel: 'line',
+    pluginRequired: '@openclaw/line@latest',
+    pluginId: 'line',
+  },
+  mattermost: {
+    label: 'Mattermost',
+    iconName: 'message-square',
+    desc: t('channels.mattermostDesc'),
+    guide: [
+      t('channels.mattermostGuide1'),
+      t('channels.mattermostGuide2'),
+      t('channels.mattermostGuide3'),
+      t('channels.mattermostGuide4'),
+      t('channels.mattermostGuide5'),
+    ],
+    guideFooter: t('channels.mattermostGuideFooter'),
+    fields: [
+      { key: 'botToken', label: 'Bot Token', placeholder: t('channels.mattermostBotTokenPh'), secret: true, required: true },
+      { key: 'baseUrl', label: 'Base URL', placeholder: 'https://mattermost.example.com', required: true, hint: t('channels.mattermostBaseUrlHint') },
+      { key: 'name', label: t('channels.accountName'), placeholder: t('channels.optionalEg', { example: 'ops' }), required: false },
+      { key: 'dmPolicy', label: t('channels.dmPolicy'), type: 'select', options: DM_POLICY_OPTIONS, required: false },
+      { key: 'groupPolicy', label: t('channels.groupPolicy'), type: 'select', options: GROUP_POLICY_OPTIONS(t('channels.groupAllChannels'), { mention: true }), required: false },
+      { key: 'allowFrom', label: 'Allow From', placeholder: t('channels.mattermostAllowFromPh'), required: false, hint: t('channels.mattermostAllowFromHint') },
+      { key: 'groupAllowFrom', label: 'Group Allow From', placeholder: t('channels.mattermostGroupAllowFromPh'), required: false, hint: t('channels.groupAllowFromHint') },
+      { key: 'replyToMode', label: 'Reply To Mode', type: 'select', required: false, options: [
+        { value: '', label: t('channels.policyDefault') },
+        { value: 'off', label: t('channels.disable') },
+        { value: 'first', label: 'First' },
+        { value: 'all', label: 'All' },
+        { value: 'batched', label: 'Batched' },
+      ] },
+      { key: 'callbackPath', label: 'Slash Callback Path', placeholder: '/api/channels/mattermost/command', required: false, hint: t('channels.mattermostCallbackPathHint') },
+      { key: 'callbackUrl', label: 'Slash Callback URL', placeholder: 'https://panel.example.com/api/channels/mattermost/command', required: false },
+      { key: 'dangerouslyAllowNameMatching', label: t('channels.mattermostNameMatching'), type: 'select', options: BOOLEAN_OPTIONS, required: false, hint: t('channels.mattermostNameMatchingHint') },
+      { key: 'dangerouslyAllowPrivateNetwork', label: t('channels.mattermostPrivateNetwork'), type: 'select', options: BOOLEAN_OPTIONS, required: false, hint: t('channels.mattermostPrivateNetworkHint') },
+      { key: 'responsePrefix', label: 'Response Prefix', placeholder: t('channels.optionalEg', { example: '[AI]' }), required: false },
+    ],
+    configKey: 'mattermost',
+    pairingChannel: 'mattermost',
+    pluginRequired: '@openclaw/mattermost@latest',
+    pluginId: 'mattermost',
+  },
   discord: {
     label: 'Discord',
     iconName: 'hash',
@@ -505,7 +577,7 @@ function applyRouteIntent(page, state) {
 // ── 已配置平台渲染 ──
 
 // ── 多账号支持的平台：与 OpenClaw 的 accounts/defaultAccount 配置模型保持一致 ──
-const MULTI_INSTANCE_PLATFORMS = ['telegram', 'discord', 'slack', 'feishu', 'dingtalk', 'dingtalk-connector', 'qqbot', 'zalo', 'zalouser']
+const MULTI_INSTANCE_PLATFORMS = ['telegram', 'discord', 'slack', 'feishu', 'dingtalk', 'dingtalk-connector', 'qqbot', 'zalo', 'zalouser', 'line', 'mattermost']
 
 function supportsMessagingMultiAccount(pid) {
   return MULTI_INSTANCE_PLATFORMS.includes(pid)
diff --git a/tests/channel-config-normalization.test.js b/tests/channel-config-normalization.test.js
index 3399190..30a8f70 100644
--- a/tests/channel-config-normalization.test.js
+++ b/tests/channel-config-normalization.test.js
@@ -460,6 +460,115 @@ test('Zalo Personal 保存和诊断按二维码会话型渠道处理', () => {
   assert.equal(result.checks.find(item => item.id === 'credentials')?.title, '登录/会话配置')
 })
 
+test('LINE 渠道保存会写入双凭证组合并支持多账号', () => {
+  const cfg = { channels: {} }
+
+  mergeOpenClawMessagingPlatformConfig(cfg, {
+    platform: 'line',
+    accountId: 'jp',
+    form: {
+      tokenFile: '/run/secrets/line-token',
+      secretFile: '/run/secrets/line-secret',
+      allowFrom: 'U123, U456',
+      groupAllowFrom: 'C123',
+      groupPolicy: 'open',
+      mediaMaxMb: '25',
+      webhookPath: '/line/webhook',
+    },
+  })
+
+  const account = cfg.channels.line.accounts.jp
+  assert.equal(cfg.channels.line.defaultAccount, 'jp')
+  assert.equal(account.tokenFile, '/run/secrets/line-token')
+  assert.equal(account.secretFile, '/run/secrets/line-secret')
+  assert.deepEqual(account.allowFrom, ['U123', 'U456'])
+  assert.deepEqual(account.groupAllowFrom, ['C123'])
+  assert.equal(account.groupPolicy, 'open')
+  assert.equal(account.mediaMaxMb, 25)
+  assert.equal(account.webhookPath, '/line/webhook')
+})
+
+test('LINE 诊断要求 token 与 secret 两组凭证各满足一项', () => {
+  const ready = buildOpenClawChannelDiagnosis({
+    platform: 'line',
+    configExists: true,
+    channelEnabled: true,
+    form: {
+      channelAccessToken: 'line-token',
+      secretFile: '/run/secrets/line-secret',
+    },
+  })
+  const missingSecret = buildOpenClawChannelDiagnosis({
+    platform: 'line',
+    configExists: true,
+    channelEnabled: true,
+    form: {
+      channelAccessToken: 'line-token',
+    },
+  })
+
+  assert.equal(ready.checks.find(item => item.id === 'credentials')?.ok, true)
+  assert.equal(missingSecret.checks.find(item => item.id === 'credentials')?.ok, false)
+  assert.match(missingSecret.checks.find(item => item.id === 'credentials')?.detail || '', /Channel Secret.*Secret File/)
+})
+
+test('Mattermost 渠道保存会写入嵌套命令和网络配置', () => {
+  const cfg = { channels: {} }
+
+  mergeOpenClawMessagingPlatformConfig(cfg, {
+    platform: 'mattermost',
+    accountId: 'ops',
+    form: {
+      botToken: 'mattermost-token',
+      baseUrl: 'https://mattermost.example.com/',
+      groupPolicy: 'mentioned',
+      allowFrom: '@alice, bob',
+      groupAllowFrom: 'town-square',
+      callbackPath: '/api/channels/mattermost/ops',
+      callbackUrl: 'https://panel.example.com/api/channels/mattermost/ops',
+      dangerouslyAllowNameMatching: 'true',
+      dangerouslyAllowPrivateNetwork: 'true',
+      replyToMode: 'all',
+    },
+  })
+
+  const account = cfg.channels.mattermost.accounts.ops
+  assert.equal(cfg.channels.mattermost.defaultAccount, 'ops')
+  assert.equal(account.botToken, 'mattermost-token')
+  assert.equal(account.baseUrl, 'https://mattermost.example.com/')
+  assert.equal(account.groupPolicy, 'open')
+  assert.equal(account.requireMention, true)
+  assert.deepEqual(account.allowFrom, ['@alice', 'bob'])
+  assert.deepEqual(account.groupAllowFrom, ['town-square'])
+  assert.equal(account.commands.callbackPath, '/api/channels/mattermost/ops')
+  assert.equal(account.commands.callbackUrl, 'https://panel.example.com/api/channels/mattermost/ops')
+  assert.equal(account.network.dangerouslyAllowPrivateNetwork, true)
+  assert.equal(account.dangerouslyAllowNameMatching, true)
+  assert.equal(account.replyToMode, 'all')
+})
+
+test('Mattermost 诊断要求 Bot Token 和 Base URL', () => {
+  const missingBaseUrl = buildOpenClawChannelDiagnosis({
+    platform: 'mattermost',
+    configExists: true,
+    channelEnabled: true,
+    form: { botToken: 'mattermost-token' },
+  })
+  const ready = buildOpenClawChannelDiagnosis({
+    platform: 'mattermost',
+    configExists: true,
+    channelEnabled: true,
+    form: {
+      botToken: 'mattermost-token',
+      baseUrl: 'https://mattermost.example.com',
+    },
+  })
+
+  assert.equal(missingBaseUrl.checks.find(item => item.id === 'credentials')?.ok, false)
+  assert.match(missingBaseUrl.checks.find(item => item.id === 'credentials')?.detail || '', /Base URL/)
+  assert.equal(ready.checks.find(item => item.id === 'credentials')?.ok, true)
+})
+
 test('Discord 渠道保存会保留运行时需要的 applicationId', () => {
   const cfg = { channels: {} }