diff --git a/src/_locales/dict.setup-page.ts b/src/_locales/dict.setup-page.ts
index 8d91ddcd..e82e48d6 100644
--- a/src/_locales/dict.setup-page.ts
+++ b/src/_locales/dict.setup-page.ts
@@ -2853,6 +2853,116 @@ Przykłady: "*", "ctrl+$", "ctrl+alt+g"`,
     zh_TW: '包括輸入新網址的第一次標題更新',
     ja: '新しいURLの最初のタイトル変更を含む',
   },
+  'settings.tabs_notification_badge_scope': {
+    en: 'Show notification badges over tab favicons',
+    de: 'Benachrichtigungs-Badges auf Tab-Favicons anzeigen',
+    fr: 'Afficher les badges de notification sur les favicons d\'onglet',
+    hu: 'Értesítési jelzők megjelenítése a lap ikonjain',
+    pl: 'Pokaż oznaczenia powiadomień na ikonach kart',
+    ru: 'Показывать бейджи уведомлений на иконках вкладок',
+    zh_CN: '在标签页图标上显示通知标记',
+    zh_TW: '在分頁圖示上顯示通知標記',
+    ja: 'タブのファビコンに通知バッジを表示する',
+  },
+  'settings.tabs_notification_badge_scope_all': {
+    en: 'on',
+    de: 'Ein',
+    fr: 'tous',
+    hu: 'be',
+    pl: 'włączone',
+    ru: 'вкл',
+    zh_CN: '打开',
+    zh_TW: '開啟',
+    ja: 'オン',
+  },
+  'settings.tabs_notification_badge_scope_pin': {
+    en: 'only for pinned',
+    de: 'Nur für angeheftete',
+    fr: 'onglets épinglés seulement',
+    hu: 'csak rögzített',
+    pl: 'tylko dla przypiętych',
+    ru: 'только для закрепленных',
+    zh_CN: '仅用于固定',
+    zh_TW: '僅釘選',
+    ja: '固定のみ',
+  },
+  'settings.tabs_notification_badge_scope_norm': {
+    en: 'only for not pinned',
+    de: 'Nur für nicht angeheftete',
+    fr: 'onlets non épinglés seulement',
+    hu: 'csak nem rögzített',
+    pl: 'tylko dla nieprzypiętych',
+    ru: 'только для не закрепленных',
+    zh_CN: '仅用于未固定',
+    zh_TW: '僅未釘選',
+    ja: '固定以外のみ',
+  },
+  'settings.tabs_notification_badge_scope_none': {
+    en: 'off',
+    de: 'Aus',
+    fr: 'aucun',
+    hu: 'ki',
+    pl: 'wyłączone',
+    ru: 'выкл',
+    zh_CN: '关闭',
+    zh_TW: '關閉',
+    ja: 'オフ',
+  },
+  'settings.tabs_notification_badge_style': {
+    en: 'Show notification badge with count or a dot',
+    de: 'Benachrichtigungs-Badge mit Zähler oder Punkt anzeigen',
+    fr: 'Afficher le badge de notification avec compteur ou point',
+    hu: 'Értesítési jelző megjelenítése számlálóval vagy ponttal',
+    pl: 'Pokaż powiadomienie z liczbą lub kropką',
+    ru: 'Показывать бейдж уведомлений с числом или точкой',
+    zh_CN: '显示带计数或点的通知标记',
+    zh_TW: '顯示帶計數或點的通知標記',
+    ja: '通知バッジをカウントまたはドットで表示する',
+  },
+  'settings.tabs_notification_badge_style_count': {
+    en: 'count',
+    de: 'Zähler',
+    fr: 'compteur',
+    hu: 'számláló',
+    pl: 'licznik',
+    ru: 'счётчик',
+    zh_CN: '计数',
+    zh_TW: '計數',
+    ja: 'カウント',
+  },
+  'settings.tabs_notification_badge_style_dot': {
+    en: 'dot',
+    de: 'Punkt',
+    fr: 'point',
+    hu: 'pont',
+    pl: 'kropka',
+    ru: 'точка',
+    zh_CN: '点',
+    zh_TW: '點',
+    ja: 'ドット',
+  },
+  'settings.tabs_notification_badge_regexp_pattern': {
+    en: 'Regular expression for matching notification count in tab title',
+    de: 'Regulärer Ausdruck zur Übereinstimmung der Benachrichtigungszahl im Tab-Titel',
+    fr: 'Expression régulière pour correspondre au nombre de notifications dans le titre de l\'onglet',
+    hu: 'Reguláris kifejezés az értesítések számának megfeleltetéséhez a lap címében',
+    pl: 'Wyrażenie regularne dla dopasowania liczby powiadomień w tytule karty',
+    ru: 'Регулярное выражение для сопоставления количества уведомлений в заголовке вкладки',
+    zh_CN: '用于匹配标签页标题中通知数的正则表达式',
+    zh_TW: '用於匹配分頁標題中通知數的規則運算式',
+    ja: 'タブのタイトルで通知数をマッチするための正規表現',
+  },
+  'settings.tabs_notification_badge_regexp_pattern_info': {
+    en: 'Returns the first found capturing group in the pattern',
+    de: 'Gibt die erste gefundene Erfassungsgruppe im Muster zurück',
+    fr: 'Renvoie le premier groupe de capture trouvé dans le motif',
+    hu: 'Visszaadja a minta első megtalált rögzítő csoportját',
+    pl: 'Zwraca pierwszą znalezioną grupę przechwytującą we wzorcu',
+    ru: 'Возвращает первую найденную группу захвата в шаблоне',
+    zh_CN: '返回模式中找到的第一个捕获组',
+    zh_TW: '返回模式中找到的第一個捕獲組',
+    ja: 'パターン内で最初に見つかったキャプチャグループを返します',
+  },
   'settings.tabs_reload_limit': {
     en: 'Limit the count of simultaneously reloading tabs',
     de: 'Beschränke die Anzahl gleichzeitig neu ladender Tabs',
diff --git a/src/components/text-field.vue b/src/components/text-field.vue
index af288ca3..eb627615 100644
--- a/src/components/text-field.vue
+++ b/src/components/text-field.vue
@@ -14,6 +14,7 @@
       :valid="props.valid"
       :width="props.inputWidth"
       @update:value="emit('update:value', $event)"
+      @blur="onBlur"
       @keydown="emit('keydown', $event)")
   .note(v-if="props.note") {{props.note}}
 </template>
@@ -39,7 +40,7 @@ interface TextFieldProps {
   inputWidth?: string
 }
 
-const emit = defineEmits(['update:value', 'keydown'])
+const emit = defineEmits(['update:value', 'blur', 'keydown'])
 const props = withDefaults(defineProps<TextFieldProps>(), { padding: 0, tabindex: '0' })
 
 const inputEl = ref<TextInputComponent | null>(null)
@@ -48,6 +49,10 @@ function focus(): void {
   inputEl.value?.focus()
 }
 
+function onBlur(): void {
+  if (inputEl.value) emit('blur', inputEl.value)
+}
+
 function error() {
   inputEl.value?.error()
 }
diff --git a/src/defaults/settings.ts b/src/defaults/settings.ts
index 408c8aaf..d2abe7d9 100644
--- a/src/defaults/settings.ts
+++ b/src/defaults/settings.ts
@@ -84,6 +84,9 @@ export const DEFAULT_SETTINGS: SettingsState = {
   tabsUnreadMark: false,
   tabsUpdateMark: 'all',
   tabsUpdateMarkFirst: true,
+  tabsNotificationBadgeScope: 'none',
+  tabsNotificationBadgeStyle: 'count',
+  tabsNotificationBadgeRegExpPattern: String.raw`\((\d+)\)|\[(\d+)\]`,
   tabsReloadLimit: 5,
   tabsReloadLimitNotif: true,
   showNewTabBtns: true,
@@ -310,6 +313,8 @@ export const SETTINGS_OPTIONS = {
   tabRmBtn: ['always', 'hover', 'none'],
   activateAfterClosing: ['prev_act', 'next', 'prev', 'none'],
   tabsUpdateMark: ['all', 'pin', 'norm', 'none'],
+  tabsNotificationBadgeScope: ['all', 'pin', 'norm', 'none'],
+  tabsNotificationBadgeStyle: ['count', 'dot'],
   pinnedTabsPosition: ['panel', 'top', 'left', 'right'],
   tabsTreeLimit: [1, 2, 3, 4, 5, 'none'],
   previewTabsMode: ['i', 'p', 'w'],
diff --git a/src/page.setup/components/settings.tabs.vue b/src/page.setup/components/settings.tabs.vue
index fc3b6e7d..599073ad 100644
--- a/src/page.setup/components/settings.tabs.vue
+++ b/src/page.setup/components/settings.tabs.vue
@@ -85,6 +85,33 @@ section(ref="el")
       label="settings.tabs_update_mark_first"
       v-model:value="Settings.state.tabsUpdateMarkFirst"
       @update:value="Settings.saveDebounced(150)")
+  SelectField(
+    label="settings.tabs_notification_badge_scope"
+    optLabel="settings.tabs_notification_badge_scope_"
+    v-model:value="Settings.state.tabsNotificationBadgeScope"
+    :opts="Settings.getOpts('tabsNotificationBadgeScope')"
+    :folded="true"
+    @update:value="Settings.saveDebounced(150)")
+  .sub-fields
+    SelectField(
+      label="settings.tabs_notification_badge_style"
+      optLabel="settings.tabs_notification_badge_style_"
+      v-model:value="Settings.state.tabsNotificationBadgeStyle"
+      :opts="Settings.getOpts('tabsNotificationBadgeStyle')"
+      :folded="false"
+      :inactive="Settings.state.tabsNotificationBadgeScope === 'none'"
+      @update:value="Settings.saveDebounced(150)")
+    TextField(
+      ref="tabsNotificationBadgeRegExpPatternEl"
+      label="settings.tabs_notification_badge_regexp_pattern"
+      :note="translate('settings.tabs_notification_badge_regexp_pattern_info')"
+      :line="true"
+      :valid="tabsNotificationBadgeRegExpPatternValid"
+      input-width="50"
+      v-model:value="tabsNotificationBadgeRegExpPatternInput"
+      :inactive="Settings.state.tabsNotificationBadgeScope === 'none'"
+      @update:value="onTabsNotificationBadgeRegExpPatternUpdate"
+      @blur="onTabsNotificationBadgeRegExpPatternBlur")
   CountField.-inline(
     label="settings.tabs_reload_limit"
     v-model:value="Settings.state.tabsReloadLimit"
@@ -497,15 +524,18 @@ section(ref="el")
 
 <script lang="ts" setup>
 import { ref, computed, onMounted } from 'vue'
+import * as Utils from 'src/utils'
 import { translate } from 'src/dict'
 import { SETTINGS_OPTIONS } from 'src/defaults'
 import { Settings } from 'src/services/settings'
 import { Permissions } from 'src/services/permissions'
 import { SetupPage } from 'src/services/_services'
+import { Tabs } from 'src/services/tabs.fg'
 import CountField from '../../components/count-field.vue'
 import ToggleField from '../../components/toggle-field.vue'
 import SelectField from '../../components/select-field.vue'
 import NumField from '../../components/num-field.vue'
+import TextField from '../../components/text-field.vue'
 
 const el = ref<HTMLElement | null>(null)
 const newTabPosEl = ref<HTMLElement | null>(null)
@@ -630,6 +660,32 @@ async function togglePreviewTabs() {
   Settings.saveDebounced(150)
 }
 
+const tabsNotificationBadgeRegExpPatternEl = ref<TextInputComponent | null>(null)
+const tabsNotificationBadgeRegExpPatternValid = ref('')
+const tabsNotificationBadgeRegExpPatternInput = ref(Settings.state.tabsNotificationBadgeRegExpPattern)
+const tabsNotificationBadgeRegExpPatternValidate = Utils.debounce((value: string): void => {
+  if (!value) {
+    tabsNotificationBadgeRegExpPatternValid.value = ''
+  } else {
+    try {
+      new RegExp(value)
+      tabsNotificationBadgeRegExpPatternValid.value = 'valid'
+      Settings.state.tabsNotificationBadgeRegExpPattern = value
+    } catch (e) {
+      tabsNotificationBadgeRegExpPatternValid.value = 'invalid'
+    }
+  }
+})
+
+function onTabsNotificationBadgeRegExpPatternUpdate(value: string): void {
+  tabsNotificationBadgeRegExpPatternValidate(321, value)
+  Settings.saveDebounced(500)
+}
+
+function onTabsNotificationBadgeRegExpPatternBlur(): void {
+  if (tabsNotificationBadgeRegExpPatternValid.value === 'invalid') tabsNotificationBadgeRegExpPatternEl.value.error()
+}
+
 onMounted(() => {
   SetupPage.registerEl('settings_tabs', el.value)
   SetupPage.registerEl('settings_new_tab_position', newTabPosEl.value)
diff --git a/src/services/settings.actions.ts b/src/services/settings.actions.ts
index a0efb478..86b8dbc1 100644
--- a/src/services/settings.actions.ts
+++ b/src/services/settings.actions.ts
@@ -192,6 +192,8 @@ export function updateSettingsFg(settings?: SettingsState | null): void {
   const colorizeTabsBranchesChanged = prev.colorizeTabsBranches !== next.colorizeTabsBranches
   const colorizeTabsBranchesSrcChanged =
     prev.colorizeTabsBranchesSrc !== next.colorizeTabsBranchesSrc
+  const tabsNotificationBadgeScopeChanged = prev.tabsNotificationBadgeScope !== next.tabsNotificationBadgeScope
+  const tabsNotificationBadgeRegExpPatternChanged = prev.tabsNotificationBadgeRegExpPattern !== next.tabsNotificationBadgeRegExpPattern
   const tabsUpdateMarkChanged = prev.tabsUpdateMark !== next.tabsUpdateMark
   const navTabsPanelMidClickAction =
     prev.navTabsPanelMidClickAction !== next.navTabsPanelMidClickAction
@@ -293,6 +295,10 @@ export function updateSettingsFg(settings?: SettingsState | null): void {
     Tabs.colorizeTabs()
   }
 
+  if (tabsNotificationBadgeScopeChanged || tabsNotificationBadgeRegExpPatternChanged) {
+    Tabs.updateNotificationBadgeCountTabs()
+  }
+
   if (tabsUpdateMarkChanged && next.tabsUpdateMark === 'none') {
     for (const tab of Tabs.list) {
       tab.reactive.updated = tab.updated = false
diff --git a/src/services/tabs.fg.actions.ts b/src/services/tabs.fg.actions.ts
index 8c204d0b..58c26b54 100644
--- a/src/services/tabs.fg.actions.ts
+++ b/src/services/tabs.fg.actions.ts
@@ -74,6 +74,7 @@ export function mutateNativeTabToSideberyTab(nativeTab: NativeTab): Tab {
       sel: tab.sel,
       selLock: tab.selLock,
       warn: tab.warn,
+      notificationBadgeCount: null,
       updated: tab.updated,
       unread: !!tab.unread,
       flash: false,
@@ -113,6 +114,7 @@ export function createReactiveProps(tab: Tab): ReactiveTabProps {
     sel: tab.sel,
     selLock: tab.selLock,
     warn: tab.warn,
+    notificationBadgeCount: null,
     updated: tab.updated,
     unread: !!tab.unread,
     flash: false,
@@ -129,6 +131,33 @@ export function createReactiveProps(tab: Tab): ReactiveTabProps {
   }
 }
 
+export function updateNotificationBadgeCountTabs(): void {
+  const regexp = new RegExp(Settings.state.tabsNotificationBadgeRegExpPattern)
+  for (const tab of Tabs.list) {
+    updateNotificationBadgeCountTab(tab, regexp)
+  }
+}
+
+export function updateNotificationBadgeCountTab(tab: Tab, regexp: RegExp | undefined = undefined): void {
+  if (
+    (Settings.state.tabsNotificationBadgeScope === 'none') ||
+    (Settings.state.tabsNotificationBadgeScope === 'norm' && tab.pinned) ||
+    (Settings.state.tabsNotificationBadgeScope === 'pin' && !tab.pinned)
+  ) {
+    tab.reactive.notificationBadgeCount = null
+    return
+  }
+
+  const matches = (regexp ?? (new RegExp(Settings.state.tabsNotificationBadgeRegExpPattern))).exec(tab.title)
+  if (!matches) {
+    tab.reactive.notificationBadgeCount = null
+  } else {
+    const notificationBadgeCount = matches.find((e, i) => i > 0 && e) ?? null
+    console.log(matches)
+    tab.reactive.notificationBadgeCount = notificationBadgeCount
+  }
+}
+
 export function getStatus(tab: Tab): TabStatus {
   if (tab.status === 'loading') return TabStatus.Loading
   if (tab.status === 'pending') return TabStatus.Pending
@@ -203,6 +232,7 @@ export async function load(src?: LoadSrc): Promise<void> {
 
   if (Settings.state.colorizeTabs) Tabs.colorizeTabs()
   if (Settings.state.colorizeTabsBranches) Tabs.colorizeBranches()
+  if (Settings.state.tabsNotificationBadgeScope !== 'none') Tabs.updateNotificationBadgeCountTabs()
 
   Tabs.ready = true
 
diff --git a/src/services/tabs.fg.handlers.ts b/src/services/tabs.fg.handlers.ts
index 76e01cea..5bef6f05 100644
--- a/src/services/tabs.fg.handlers.ts
+++ b/src/services/tabs.fg.handlers.ts
@@ -995,6 +995,7 @@ function updTabReactiveProps(change: browser.tabs.ChangeInfo, tab: Tab) {
   if (change.pinned !== undefined) tab.reactive.pinned = change.pinned
   if (change.status !== undefined) tab.reactive.status = Tabs.getStatus(tab)
   if (change.title !== undefined) Tabs.renderTitle(tab)
+  if (change.title !== undefined || change.pinned !== undefined) Tabs.updateNotificationBadgeCountTab(tab)
   if (change.url !== undefined) tab.reactive.url = change.url
 }
 
diff --git a/src/sidebar/components/tab.vue b/src/sidebar/components/tab.vue
index 10450541..bb2349c4 100644
--- a/src/sidebar/components/tab.vue
+++ b/src/sidebar/components/tab.vue
@@ -11,6 +11,7 @@
   :data-muted="tab.reactive.mediaMuted"
   :data-paused="tab.reactive.mediaPaused"
   :data-discarded="tab.reactive.discarded"
+  :data-notification-count="tab.reactive.notificationBadgeCount"
   :data-updated="tab.reactive.updated"
   :data-lvl="tab.reactive.lvl"
   :data-group="tab.reactive.isGroup"
@@ -44,6 +45,10 @@
         @mousedown.stop="onExpandMouseDown"
         @mouseup="onExpandMouseUp")
         svg.exp-icon: use(href="#icon_expand")
+      .notification-badge-count(
+        v-if="Settings.state.tabsNotificationBadgeStyle === 'count' && Settings.state.tabsNotificationBadgeScope !== 'none'") {{tab.reactive.notificationBadgeCount}}
+      .notification-badge-dot(
+        v-if="Settings.state.tabsNotificationBadgeStyle === 'dot' && Settings.state.tabsNotificationBadgeScope !== 'none'")
       .badge
       .progress-spinner(v-if="Settings.state.animations")
       svg.progress-spinner(v-else): use(href="#icon_hourglass")
diff --git a/src/styles/themes/proton/sidebar/tab.styl b/src/styles/themes/proton/sidebar/tab.styl
index 9ffa5d68..82f6dd67 100644
--- a/src/styles/themes/proton/sidebar/tab.styl
+++ b/src/styles/themes/proton/sidebar/tab.styl
@@ -8,6 +8,9 @@
   --tabs-indent: 10px
   --tabs-font: rem(15) var(--general-font-family)
   --tabs-count-font: rem(9) var(--general-font-family)
+  --tabs-notification-badge-dot-size: 6px
+  --tabs-notification-badge-count-padding: 0px 3px
+  --tabs-notification-badge-count-font: rem(8) var(--general-font-family)
   --tabs-border-radius: var(--general-border-radius)
   --tabs-inner-gap: 5px
   --tabs-close-btn-margin: 2px
@@ -39,9 +42,15 @@
 #root[data-frame-color-scheme="dark"]
   --tabs-progress-bg: #ffffff16
   --tabs-lvl-opacity: .16
+  --tabs-notification-badge-dot-bg: rgb(217, 83, 79)
+  --tabs-notification-badge-count-bg: rgb(217, 83, 79)
+  --tabs-notification-badge-count-fg: #ffffff
 #root[data-frame-color-scheme="light"]
   --tabs-progress-bg: #00000016
   --tabs-lvl-opacity: .3
+  --tabs-notification-badge-dot-bg: rgb(217, 83, 79)
+  --tabs-notification-badge-count-bg: rgb(217, 83, 79)
+  --tabs-notification-badge-count-fg: #ffffff
 
 .Tab
   position: relative
@@ -448,6 +457,36 @@
   visibility: visible
   animation: rotating-animation .5s infinite linear
 
+// ---
+// -- Notification badge
+// -
+.Tab .notification-badge-count
+  position: absolute
+  right: -6px
+  top: -7px
+  font: var(--tabs-notification-badge-count-font)
+  line-height: 1.6
+  color: var(--tabs-notification-badge-count-fg)
+  background: var(--tabs-notification-badge-count-bg)
+  padding: var(--tabs-notification-badge-count-padding)
+  border-radius: 9999px
+
+.Tab .notification-badge-dot
+  position: absolute
+  width: var(--tabs-notification-badge-dot-size)
+  height: var(--tabs-notification-badge-dot-size)
+  right: calc(2px - var(--tabs-notification-badge-dot-size)/2)
+  top: calc(2px - var(--tabs-notification-badge-dot-size)/2)
+  border-radius: 50%
+  background: var(--tabs-notification-badge-dot-bg)
+  opacity: 0
+  transform: scale(0.7, 0.7)
+  transition: opacity var(--d-norm), transform var(--d-norm), background-color var(--d-norm)
+
+.Tab[data-notification-count] .notification-badge-dot
+  opacity: 1
+  transform: scale(1, 1)
+
 // ---
 // -- Update / highlight badge
 // -
diff --git a/src/types/settings.ts b/src/types/settings.ts
index e742fcd7..74ff2598 100644
--- a/src/types/settings.ts
+++ b/src/types/settings.ts
@@ -83,6 +83,9 @@ export interface SettingsState {
   tabsUnreadMark: boolean
   tabsUpdateMark: (typeof SETTINGS_OPTIONS.tabsUpdateMark)[number]
   tabsUpdateMarkFirst: boolean
+  tabsNotificationBadgeScope: (typeof SETTINGS_OPTIONS.tabsNotificationBadgeScope)[number]
+  tabsNotificationBadgeStyle: (typeof SETTINGS_OPTIONS.tabsNotificationBadgeStyle)[number]
+  tabsNotificationBadgeRegExpPattern: string
   tabsReloadLimit: number
   tabsReloadLimitNotif: boolean
   showNewTabBtns: boolean
diff --git a/src/types/tabs.ts b/src/types/tabs.ts
index 5b4e00c0..5b05f433 100644
--- a/src/types/tabs.ts
+++ b/src/types/tabs.ts
@@ -73,6 +73,7 @@ export interface ReactiveTabProps {
   sel: boolean
   selLock: boolean
   warn: boolean
+  notificationBadgeCount: string | null
   updated: boolean
   unread: boolean
   flash: boolean