diff --git a/packages/hub-ui/src/client/components/dock/DockGroupSidebar.stories.ts b/packages/hub-ui/src/client/components/dock/DockGroupSidebar.stories.ts
index d1bf13aa..e179a96a 100644
--- a/packages/hub-ui/src/client/components/dock/DockGroupSidebar.stories.ts
+++ b/packages/hub-ui/src/client/components/dock/DockGroupSidebar.stories.ts
@@ -73,3 +73,42 @@ export const Overflow: Story = {
     ),
   }),
 }
+
+/**
+ * `expandGroupSidebar` on: a wider rail that shows each member's title next
+ * to its icon, so tools are findable without hovering for tooltips.
+ */
+export const Expanded: Story = {
+  render: () => ({
+    setup: () => mountWithContext(
+      {
+        entries: groupedEntries,
+        selectedId: 'nuxt:overview',
+        settings: { expandGroupSidebar: true },
+      },
+      ctx => stage(shell(h(DockGroupSidebar, {
+        context: ctx,
+        group: nuxtGroup,
+        selectedId: ctx.docks.selectedId,
+      }))),
+    ),
+  }),
+}
+
+/** Expanded with overflow: the show-more row keeps its label and count. */
+export const ExpandedOverflow: Story = {
+  render: () => ({
+    setup: () => mountWithContext(
+      {
+        entries: subcategorizedGroupEntries,
+        selectedId: 'tools:graph',
+        settings: { expandGroupSidebar: true },
+      },
+      ctx => stage(shell(h(DockGroupSidebar, {
+        context: ctx,
+        group: toolsGroup,
+        selectedId: ctx.docks.selectedId,
+      }), 'h-44')),
+    ),
+  }),
+}
diff --git a/packages/hub-ui/src/client/components/dock/DockGroupSidebar.vue b/packages/hub-ui/src/client/components/dock/DockGroupSidebar.vue
index 7592961c..ce0cdf5d 100644
--- a/packages/hub-ui/src/client/components/dock/DockGroupSidebar.vue
+++ b/packages/hub-ui/src/client/components/dock/DockGroupSidebar.vue
@@ -32,6 +32,10 @@ const RESERVED_HEIGHT = 53
 
 const settings = useSettings(props.context)
 
+// Expanded: a wider rail with each member's title next to its icon. Row
+// heights stay the same, so the capacity math below holds in both modes.
+const expanded = computed(() => settings.value.expandGroupSidebar)
+
 // Members split by in-group sub-category so the sidebar can divide sections.
 const memberGroups = computed(() => getGroupMembersGrouped(
   props.context.docks.entries,
@@ -179,32 +183,42 @@ const moreButtonActive = computed(() => selectedInOverflow.value || isOverflowPa
        so the anchor + selected members' text-primary/bg-active render accent. -->
   <div
     ref="sidebar"
-    class="devframes-group-sidebar flex flex-col flex-none w-12 h-full border-r border-base of-y-hidden of-x-hidden select-none py1.5 items-center gap-0.5"
-    :class="group.accentColor ? 'devframes-accent-scope' : ''"
+    class="devframes-group-sidebar flex flex-col flex-none h-full border-r border-base of-y-hidden of-x-hidden select-none py1.5 gap-0.5"
+    :class="[
+      expanded ? 'w-44 px1.5 items-stretch' : 'w-12 items-center',
+      group.accentColor ? 'devframes-accent-scope' : '',
+    ]"
     :style="accentVarStyle(group.accentColor)"
   >
     <!-- Group anchor -->
     <div
-      class="flex items-center justify-center w-8 h-8 op60"
-      :class="group.accentColor ? 'color-active' : ''"
+      class="flex items-center h-8 op60"
+      :class="[
+        expanded ? 'gap-2 px1.5' : 'justify-center w-8',
+        group.accentColor ? 'color-active' : '',
+      ]"
       @pointerenter="showTooltip($event, group)"
       @pointerleave="hideTooltip"
     >
       <DockIcon :icon="group.icon" class="w-5 h-5 flex-none" />
+      <span v-if="expanded" class="text-sm font-medium truncate">{{ group.title }}</span>
     </div>
-    <div class="w-8 h-px border-t border-base my0.5" />
+    <div class="h-px border-t border-base my0.5" :class="expanded ? 'w-full' : 'w-8'" />
 
     <!-- Member icons, grouped by in-group sub-category -->
     <template v-for="([category, members], idx) of visibleGroups" :key="category">
       <!-- Sub-category divider, mirroring the group anchor separator -->
-      <div v-if="idx > 0 && members.length" class="w-8 h-px border-t border-base my0.5" />
+      <div v-if="idx > 0 && members.length" class="h-px border-t border-base my0.5" :class="expanded ? 'w-full' : 'w-8'" />
       <button
         v-for="member of members"
         :key="member.id"
         :aria-label="member.title"
         :aria-current="currentId === member.id ? 'page' : undefined"
-        class="relative flex items-center justify-center w-8 h-8 rounded-lg transition"
-        :class="selectedId === member.id ? 'text-primary bg-active' : 'op60 hover:op100 hover:bg-active'"
+        class="relative flex items-center h-8 rounded-lg transition"
+        :class="[
+          expanded ? 'gap-2 px1.5' : 'justify-center w-8',
+          selectedId === member.id ? 'text-primary bg-active' : 'op60 hover:op100 hover:bg-active',
+        ]"
         @pointerenter="showTooltip($event, member)"
         @pointerleave="hideTooltip"
         @pointerdown="hideTooltip"
@@ -212,9 +226,11 @@ const moreButtonActive = computed(() => selectedInOverflow.value || isOverflowPa
         @contextmenu="openContextMenu($event, member)"
       >
         <DockIcon :icon="member.icon" class="w-5 h-5 flex-none" />
+        <span v-if="expanded" class="flex-1 min-w-0 text-left text-sm truncate">{{ member.title }}</span>
         <div
           v-if="member.badge"
-          class="absolute top-0.5 right-0.5 bg-gray-6 text-white text-0.6em px-0.5 rounded-full shadow leading-none"
+          class="bg-gray-6 text-white text-0.6em px-0.5 rounded-full shadow leading-none"
+          :class="expanded ? 'flex-none' : 'absolute top-0.5 right-0.5'"
         >
           {{ member.badge }}
         </div>
@@ -227,15 +243,22 @@ const moreButtonActive = computed(() => selectedInOverflow.value || isOverflowPa
       ref="moreButton"
       :aria-label="t('dock.showMore')"
       :aria-current="currentInOverflow ? 'true' : undefined"
-      class="relative flex items-center justify-center w-8 h-8 rounded-lg transition mt-auto flex-none"
-      :class="moreButtonActive ? 'text-primary bg-active' : 'op60 hover:op100 hover:bg-active'"
+      class="relative flex items-center h-8 rounded-lg transition mt-auto flex-none"
+      :class="[
+        expanded ? 'gap-2 px1.5' : 'justify-center w-8',
+        moreButtonActive ? 'text-primary bg-active' : 'op60 hover:op100 hover:bg-active',
+      ]"
       @pointerenter="showTooltip($event, t('dock.showMore'))"
       @pointerleave="hideTooltip"
       @pointerdown="hideTooltip"
       @click="toggleOverflowPanel"
     >
       <DockIcon icon="ph:dots-three-circle-duotone" class="w-5 h-5 flex-none" />
-      <div class="absolute top-0.5 right-0.5 bg-gray-6 text-white text-0.6em px-0.5 rounded-full shadow leading-none">
+      <span v-if="expanded" class="flex-1 min-w-0 text-left text-sm truncate">{{ t('dock.showMore') }}</span>
+      <div
+        class="bg-gray-6 text-white text-0.6em px-0.5 rounded-full shadow leading-none"
+        :class="expanded ? 'flex-none' : 'absolute top-0.5 right-0.5'"
+      >
         {{ overflowBadge }}
       </div>
     </button>
diff --git a/packages/hub-ui/src/client/components/views-builtin/SettingsAppearance.vue b/packages/hub-ui/src/client/components/views-builtin/SettingsAppearance.vue
index 2750e988..ad43b3f4 100644
--- a/packages/hub-ui/src/client/components/views-builtin/SettingsAppearance.vue
+++ b/packages/hub-ui/src/client/components/views-builtin/SettingsAppearance.vue
@@ -234,5 +234,23 @@ function setDockMode(mode: string) {
         <span class="text-xs op50">{{ t('appearance.autoCollapseHint') }}</span>
       </div>
     </label>
+
+    <!-- Expand group sidebar toggle -->
+    <label class="flex items-center gap-3 cursor-pointer group">
+      <button
+        class="w-10 h-6 rounded-full transition-colors relative shrink-0"
+        :class="settings.expandGroupSidebar ? 'bg-primary' : 'bg-gray/30'"
+        @click="settingsStore.mutate((s) => { s.expandGroupSidebar = !settings.expandGroupSidebar })"
+      >
+        <div
+          class="absolute top-1 w-4 h-4 rounded-full bg-white shadow transition-transform"
+          :class="settings.expandGroupSidebar ? 'translate-x-5' : 'translate-x-1'"
+        />
+      </button>
+      <div class="flex flex-col">
+        <span class="text-sm">{{ t('appearance.expandSidebar') }}</span>
+        <span class="text-xs op50">{{ t('appearance.expandSidebarHint') }}</span>
+      </div>
+    </label>
   </div>
 </template>
diff --git a/packages/hub-ui/src/client/i18n/locales/de.json b/packages/hub-ui/src/client/i18n/locales/de.json
index 0a956007..9e142be5 100644
--- a/packages/hub-ui/src/client/i18n/locales/de.json
+++ b/packages/hub-ui/src/client/i18n/locales/de.json
@@ -72,6 +72,8 @@
   "appearance.recentDocks": "Zuletzt verwendete Tools in der Dock-Leiste",
   "appearance.recentDocksHint": "Zuletzt aus einer Gruppe oder dem Überlaufmenü geöffnete Tools in der Dock-Leiste behalten (nur im Float-Modus).",
   "appearance.recentDocksOff": "Aus",
+  "appearance.expandSidebar": "Gruppen-Seitenleiste erweitern",
+  "appearance.expandSidebarHint": "Zeigt in der Gruppen-Seitenleiste die Namen der Tools neben ihren Symbolen.",
 
   "docks.intro": "Sichtbarkeit und Reihenfolge der Dock-Einträge verwalten. Ausgeblendete Einträge erscheinen nicht in der Dock-Leiste.",
   "docks.resetOrder": "Eigene Reihenfolge zurücksetzen",
diff --git a/packages/hub-ui/src/client/i18n/locales/en.json b/packages/hub-ui/src/client/i18n/locales/en.json
index ac1f1ade..8d75de47 100644
--- a/packages/hub-ui/src/client/i18n/locales/en.json
+++ b/packages/hub-ui/src/client/i18n/locales/en.json
@@ -72,6 +72,8 @@
   "appearance.recentDocks": "Recent tools on the dock bar",
   "appearance.recentDocksHint": "Keep the tools you last opened from a group or the overflow menu on the dock bar (float mode only).",
   "appearance.recentDocksOff": "Off",
+  "appearance.expandSidebar": "Expand group sidebar",
+  "appearance.expandSidebarHint": "Show tool names next to their icons in the group sidebar.",
 
   "docks.intro": "Manage visibility and order of dock entries. Hidden entries will not appear in the dock bar.",
   "docks.resetOrder": "Reset custom order",
diff --git a/packages/hub-ui/src/client/i18n/locales/es.json b/packages/hub-ui/src/client/i18n/locales/es.json
index 0ae5159f..d00adfa6 100644
--- a/packages/hub-ui/src/client/i18n/locales/es.json
+++ b/packages/hub-ui/src/client/i18n/locales/es.json
@@ -72,6 +72,8 @@
   "appearance.recentDocks": "Herramientas recientes en la barra",
   "appearance.recentDocksHint": "Mantén en la barra las herramientas que abriste por última vez desde un grupo o el menú de desbordamiento (solo en modo flotante).",
   "appearance.recentDocksOff": "Desactivado",
+  "appearance.expandSidebar": "Expandir la barra lateral del grupo",
+  "appearance.expandSidebarHint": "Muestra el nombre de cada herramienta junto a su icono en la barra lateral del grupo.",
 
   "docks.intro": "Gestiona la visibilidad y el orden de los paneles. Los paneles ocultos no aparecerán en la barra.",
   "docks.resetOrder": "Restablecer orden personalizado",
diff --git a/packages/hub-ui/src/client/i18n/locales/fr.json b/packages/hub-ui/src/client/i18n/locales/fr.json
index 58168b38..646facf6 100644
--- a/packages/hub-ui/src/client/i18n/locales/fr.json
+++ b/packages/hub-ui/src/client/i18n/locales/fr.json
@@ -72,6 +72,8 @@
   "appearance.recentDocks": "Outils récents dans la barre",
   "appearance.recentDocksHint": "Garder dans la barre les derniers outils ouverts depuis un groupe ou le menu de débordement (mode flottant uniquement).",
   "appearance.recentDocksOff": "Désactivé",
+  "appearance.expandSidebar": "Développer la barre latérale du groupe",
+  "appearance.expandSidebarHint": "Affiche le nom des outils à côté de leur icône dans la barre latérale du groupe.",
 
   "docks.intro": "Gérez la visibilité et l'ordre des panneaux. Les panneaux masqués n'apparaissent pas dans la barre.",
   "docks.resetOrder": "Réinitialiser l'ordre personnalisé",
diff --git a/packages/hub-ui/src/client/i18n/locales/ja.json b/packages/hub-ui/src/client/i18n/locales/ja.json
index 4a47d4d0..f1e34d30 100644
--- a/packages/hub-ui/src/client/i18n/locales/ja.json
+++ b/packages/hub-ui/src/client/i18n/locales/ja.json
@@ -72,6 +72,8 @@
   "appearance.recentDocks": "ドックバーの最近使ったツール",
   "appearance.recentDocksHint": "グループやオーバーフローメニューから最後に開いたツールをドックバーに表示します（フロートモードのみ）。",
   "appearance.recentDocksOff": "オフ",
+  "appearance.expandSidebar": "グループサイドバーを展開",
+  "appearance.expandSidebarHint": "グループサイドバーでアイコンの横にツール名を表示します。",
 
   "docks.intro": "ドック項目の表示と順序を管理します。非表示の項目はドックバーに表示されません。",
   "docks.resetOrder": "カスタム順序をリセット",
diff --git a/packages/hub-ui/src/client/i18n/locales/ko.json b/packages/hub-ui/src/client/i18n/locales/ko.json
index 8f2eef45..5ea48578 100644
--- a/packages/hub-ui/src/client/i18n/locales/ko.json
+++ b/packages/hub-ui/src/client/i18n/locales/ko.json
@@ -72,6 +72,8 @@
   "appearance.recentDocks": "도크 바의 최근 도구",
   "appearance.recentDocksHint": "그룹이나 오버플로 메뉴에서 마지막으로 연 도구를 도크 바에 유지합니다 (플로트 모드 전용).",
   "appearance.recentDocksOff": "끄기",
+  "appearance.expandSidebar": "그룹 사이드바 펼치기",
+  "appearance.expandSidebarHint": "그룹 사이드바에서 아이콘 옆에 도구 이름을 표시합니다.",
 
   "docks.intro": "도크 항목의 표시 여부와 순서를 관리합니다. 숨긴 항목은 도크 바에 나타나지 않습니다.",
   "docks.resetOrder": "사용자 지정 순서 초기화",
diff --git a/packages/hub-ui/src/client/i18n/locales/pt-BR.json b/packages/hub-ui/src/client/i18n/locales/pt-BR.json
index ac367dac..ac6a8035 100644
--- a/packages/hub-ui/src/client/i18n/locales/pt-BR.json
+++ b/packages/hub-ui/src/client/i18n/locales/pt-BR.json
@@ -72,6 +72,8 @@
   "appearance.recentDocks": "Ferramentas recentes na barra",
   "appearance.recentDocksHint": "Manter na barra as ferramentas abertas por último a partir de um grupo ou do menu de excedentes (somente no modo flutuante).",
   "appearance.recentDocksOff": "Desativado",
+  "appearance.expandSidebar": "Expandir a barra lateral do grupo",
+  "appearance.expandSidebarHint": "Mostra o nome de cada ferramenta ao lado do ícone na barra lateral do grupo.",
 
   "docks.intro": "Gerencie a visibilidade e a ordem dos painéis. Painéis ocultos não aparecem na barra.",
   "docks.resetOrder": "Redefinir ordem personalizada",
diff --git a/packages/hub-ui/src/client/i18n/locales/ru.json b/packages/hub-ui/src/client/i18n/locales/ru.json
index 09388704..4b4a7dc6 100644
--- a/packages/hub-ui/src/client/i18n/locales/ru.json
+++ b/packages/hub-ui/src/client/i18n/locales/ru.json
@@ -72,6 +72,8 @@
   "appearance.recentDocks": "Недавние инструменты на панели",
   "appearance.recentDocksHint": "Оставлять на панели инструменты, недавно открытые из группы или меню переполнения (только в плавающем режиме).",
   "appearance.recentDocksOff": "Выкл.",
+  "appearance.expandSidebar": "Развернуть боковую панель группы",
+  "appearance.expandSidebarHint": "Показывать названия инструментов рядом со значками на боковой панели группы.",
 
   "docks.intro": "Управляйте видимостью и порядком панелей. Скрытые панели не отображаются на панели инструментов.",
   "docks.resetOrder": "Сбросить пользовательский порядок",
diff --git a/packages/hub-ui/src/client/i18n/locales/zh-CN.json b/packages/hub-ui/src/client/i18n/locales/zh-CN.json
index e9ad918c..b1333621 100644
--- a/packages/hub-ui/src/client/i18n/locales/zh-CN.json
+++ b/packages/hub-ui/src/client/i18n/locales/zh-CN.json
@@ -72,6 +72,8 @@
   "appearance.recentDocks": "停靠栏中的最近工具",
   "appearance.recentDocksHint": "在停靠栏中保留最近从分组或溢出菜单打开的工具（仅浮动模式）。",
   "appearance.recentDocksOff": "关闭",
+  "appearance.expandSidebar": "展开分组侧边栏",
+  "appearance.expandSidebarHint": "在分组侧边栏中，于图标旁显示工具名称。",
 
   "docks.intro": "管理工具面板条目的可见性和顺序。隐藏的条目不会出现在工具栏中。",
   "docks.resetOrder": "重置自定义顺序",
diff --git a/packages/hub-ui/src/client/i18n/locales/zh-TW.json b/packages/hub-ui/src/client/i18n/locales/zh-TW.json
index 3e535262..3f3f2ec2 100644
--- a/packages/hub-ui/src/client/i18n/locales/zh-TW.json
+++ b/packages/hub-ui/src/client/i18n/locales/zh-TW.json
@@ -72,6 +72,8 @@
   "appearance.recentDocks": "停靠列中的最近工具",
   "appearance.recentDocksHint": "在停靠列中保留最近從群組或溢出選單開啟的工具（僅限浮動模式）。",
   "appearance.recentDocksOff": "關閉",
+  "appearance.expandSidebar": "展開群組側邊欄",
+  "appearance.expandSidebarHint": "在群組側邊欄中，於圖示旁顯示工具名稱。",
 
   "docks.intro": "管理工具面板項目的可見性和順序。隱藏的項目不會出現在工具列中。",
   "docks.resetOrder": "重設自訂順序",
diff --git a/packages/hub-ui/src/client/state/settings-defaults.ts b/packages/hub-ui/src/client/state/settings-defaults.ts
index c405e2d6..e115b80d 100644
--- a/packages/hub-ui/src/client/state/settings-defaults.ts
+++ b/packages/hub-ui/src/client/state/settings-defaults.ts
@@ -9,7 +9,7 @@ import '../types'
 /** The subset of {@link DevframeDocksUserSettings} hub-ui itself contributes. */
 export type HubUiSettings = Pick<
   DevframeDocksUserSettings,
-  'showIframeAddressBar' | 'closeOnOutsideClick' | 'autoCollapseEdgeToolbar' | 'showDevframeInspector' | 'docksRecentLimit'
+  'showIframeAddressBar' | 'closeOnOutsideClick' | 'autoCollapseEdgeToolbar' | 'showDevframeInspector' | 'docksRecentLimit' | 'expandGroupSidebar'
 >
 
 /**
@@ -41,6 +41,8 @@ const HUB_UI_SETTINGS_DEFAULTS: Required<HubUiSettings> = Object.freeze({
   showDevframeInspector: false,
   /** The float bar keeps the last three docks opened from beyond it. */
   docksRecentLimit: 3,
+  /** The group sidebar stays an icon-only rail. */
+  expandGroupSidebar: false,
 })
 
 /**
diff --git a/packages/hub-ui/src/client/types.ts b/packages/hub-ui/src/client/types.ts
index fdfecfc5..356dc3c2 100644
--- a/packages/hub-ui/src/client/types.ts
+++ b/packages/hub-ui/src/client/types.ts
@@ -38,6 +38,11 @@ declare module '@devframes/hub/types' {
      * off.
      */
     docksRecentLimit?: number
+    /**
+     * Widen the group sidebar so each member shows its title next to its
+     * icon, instead of an icon-only rail with hover tooltips.
+     */
+    expandGroupSidebar?: boolean
   }
 }