diff --git a/src/components/PresetManager.vue b/src/components/PresetManager.vue
index b9db6e8..f34333c 100644
--- a/src/components/PresetManager.vue
+++ b/src/components/PresetManager.vue
@@ -90,7 +90,9 @@ const filteredPresets = computed(() => {
   }
   
   // Filter by Folder
-  if (selectedFolderId.value) {
+  if (selectedFolderId.value === 'favorites') {
+    presets = presets.filter(p => p.isFavorite);
+  } else if (selectedFolderId.value) {
     presets = presets.filter(p => p.folderId === selectedFolderId.value);
   } else if (selectedFolderId.value === '') {
     // Uncategorized
@@ -137,6 +139,7 @@ const flattenedFolders = computed(() => {
 
 const allPresetsCount = computed(() => (store.extendedPresets || []).length);
 const uncategorizedCount = computed(() => (store.extendedPresets || []).filter(p => !p.folderId).length);
+const favoritesCount = computed(() => (store.extendedPresets || []).filter(p => p.isFavorite).length);
 
 // Actions
 function handleFolderSelect(id: string | null) {
@@ -262,6 +265,13 @@ function deletePreset(preset: ExtendedPreset) {
   }
 }
 
+function toggleFavorite(preset: ExtendedPreset) {
+  store.updateExtendedPreset(preset.id, { isFavorite: !preset.isFavorite });
+  if (!preset.isFavorite) {
+    showNotification(`已添加到收藏`, 'success');
+  }
+}
+
 async function copyPresetContent(preset: ExtendedPreset) {
   try {
     await navigator.clipboard.writeText(preset.content);
@@ -327,9 +337,11 @@ const shareLoading = ref(false);
 const shareResultCode = ref('');
 const shareImportCode = ref('');
 const shareSinglePreset = ref<ExtendedPreset | null>(null);
+const shareFolder = ref<PresetFolder | null>(null);
 
-function openShareDialog(preset?: ExtendedPreset) {
+function openShareDialog(preset?: ExtendedPreset, folder?: PresetFolder) {
   shareSinglePreset.value = preset || null;
+  shareFolder.value = folder || null;
   shareTab.value = 'create';
   shareResultCode.value = '';
   shareImportCode.value = '';
@@ -340,6 +352,10 @@ function handleShare(preset: ExtendedPreset) {
   openShareDialog(preset);
 }
 
+function handleShareFolder(folder: PresetFolder) {
+  openShareDialog(undefined, folder);
+}
+
 async function generateShareCode() {
   shareLoading.value = true;
   try {
@@ -349,6 +365,33 @@ async function generateShareCode() {
     if (shareSinglePreset.value) {
       data = shareSinglePreset.value;
       type = 'single';
+    } else if (shareFolder.value) {
+      // Find all presets in this folder and its subfolders? 
+      // User likely just wants this folder and its direct contents, OR the whole tree.
+      // Simplest is recursive export of folder + subfolders + presets inside them.
+      
+      const folderIds = new Set<string>();
+      const foldersToExport: PresetFolder[] = [];
+      
+      const collectFolders = (id: string) => {
+        const folder = store.presetFolders.find(f => f.id === id);
+        if (folder) {
+          folderIds.add(id);
+          foldersToExport.push(folder);
+          // Find subfolders
+          store.presetFolders.filter(f => f.parentId === id).forEach(f => collectFolders(f.id));
+        }
+      };
+      
+      collectFolders(shareFolder.value.id);
+      
+      const presetsToExport = store.extendedPresets.filter(p => p.folderId && folderIds.has(p.folderId));
+      
+      data = {
+        presetFolders: foldersToExport,
+        extendedPresets: presetsToExport
+      };
+      type = 'folder';
     } else {
       const jsonString = store.exportPresetsToJson();
       try {
@@ -594,6 +637,7 @@ function closeShareDialog() {
   shareResultCode.value = '';
   shareImportCode.value = '';
   shareSinglePreset.value = null;
+  shareFolder.value = null;
 }
 
 // Helpers
@@ -648,12 +692,14 @@ onMounted(() => {
         :expanded-ids="expandedFolderIds"
         :all-count="allPresetsCount"
         :uncategorized-count="uncategorizedCount"
+        :favorites-count="favoritesCount"
         @update:selected-folder-id="handleFolderSelect"
         @toggle-expand="handleToggleExpand"
         @create-folder="createFolder()"
         @create-sub-folder="createFolder"
         @edit-folder="editFolder"
         @delete-folder="deleteFolder"
+        @share-folder="handleShareFolder"
       />
     </div>
 
@@ -721,14 +767,15 @@ onMounted(() => {
 
       <div class="pm-content-area">
         <PresetList
-          :presets="filteredPresets"
-          :search-query="searchQuery"
-          @apply="applyPreset"
-          @edit="editPreset"
-          @delete="deletePreset"
-          @copy="copyPresetContent"
-          @share="handleShare"
-        />
+            :presets="filteredPresets"
+            :search-query="searchQuery"
+            @apply="applyPreset"
+            @edit="editPreset"
+            @delete="deletePreset"
+            @copy="copyPresetContent"
+            @share="handleShare"
+            @toggle-favorite="toggleFavorite"
+          />
       </div>
     </div>
 
@@ -867,6 +914,9 @@ onMounted(() => {
               <p v-if="shareSinglePreset">
                 正在分享预设: <strong>{{ shareSinglePreset.name }}</strong>
               </p>
+              <p v-else-if="shareFolder">
+                正在分享文件夹: <strong>{{ shareFolder.name }}</strong>
+              </p>
               <p v-else>
                 正在分享: <strong>所有预设数据</strong>
               </p>
diff --git a/src/components/preset/FolderTreeItem.vue b/src/components/preset/FolderTreeItem.vue
index 1a06136..b3bd0f5 100644
--- a/src/components/preset/FolderTreeItem.vue
+++ b/src/components/preset/FolderTreeItem.vue
@@ -21,6 +21,7 @@ const emit = defineEmits<{
   (e: 'create-sub', parentId: string): void;
   (e: 'edit', folder: PresetFolder): void;
   (e: 'delete', folder: PresetFolder): void;
+  (e: 'share', folder: PresetFolder): void;
 }>();
 
 const isExpanded = computed(() => props.expandedIds.has(props.folder.id));
@@ -85,6 +86,15 @@ const showActions = ref(false);
 
       <!-- 操作按钮组 (悬停显示) -->
       <div class="folder-actions" v-show="showActions || isSelected">
+        <button @click.stop="emit('share', folder)" title="分享文件夹">
+          <svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
+            <circle cx="18" cy="5" r="3"/>
+            <circle cx="6" cy="12" r="3"/>
+            <circle cx="18" cy="19" r="3"/>
+            <line x1="8.59" y1="13.51" x2="15.42" y2="17.49"/>
+            <line x1="15.41" y1="6.51" x2="8.59" y2="10.49"/>
+          </svg>
+        </button>
         <button @click.stop="emit('create-sub', folder.id)" title="新建子文件夹">
           <svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
             <path d="M12 5v14M5 12h14"/>
@@ -118,6 +128,7 @@ const showActions = ref(false);
         @create-sub="emit('create-sub', $event)"
         @edit="emit('edit', $event)"
         @delete="emit('delete', $event)"
+        @share="emit('share', $event)"
       />
     </div>
   </div>
diff --git a/src/components/preset/PresetList.vue b/src/components/preset/PresetList.vue
index 31fd777..f48730e 100644
--- a/src/components/preset/PresetList.vue
+++ b/src/components/preset/PresetList.vue
@@ -13,6 +13,7 @@ const emit = defineEmits<{
   (e: 'delete', preset: ExtendedPreset): void;
   (e: 'copy', preset: ExtendedPreset): void;
   (e: 'share', preset: ExtendedPreset): void;
+  (e: 'toggle-favorite', preset: ExtendedPreset): void;
 }>();
 
 function getTypeIcon(type: PresetType) {
@@ -61,6 +62,11 @@ function formatDate(dateStr: string) {
           </div>
           <h4 class="preset-name" :title="preset.name">{{ preset.name }}</h4>
           <div class="preset-actions">
+            <button @click="emit('toggle-favorite', preset)" class="action-btn" :class="{ 'is-favorite': preset.isFavorite }" title="收藏">
+              <svg width="14" height="14" viewBox="0 0 24 24" :fill="preset.isFavorite ? 'currentColor' : 'none'" stroke="currentColor" stroke-width="2">
+                <path d="M20.84 4.61a5.5 5.5 0 0 0-7.78 0L12 5.67l-1.06-1.06a5.5 5.5 0 0 0-7.78 7.78l1.06 1.06L12 21.23l7.78-7.78 1.06-1.06a5.5 5.5 0 0 0 0-7.78z"></path>
+              </svg>
+            </button>
             <button @click="emit('apply', preset)" class="action-btn apply-btn" title="应用预设">
               <svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
                 <polyline points="20,6 9,17 4,12"/>
@@ -240,6 +246,17 @@ function formatDate(dateStr: string) {
   border-color: var(--color-accent);
 }
 
+.is-favorite {
+  color: #ef4444;
+  border-color: rgba(239, 68, 68, 0.3);
+  background-color: rgba(239, 68, 68, 0.1);
+}
+
+.is-favorite:hover {
+  background-color: rgba(239, 68, 68, 0.2);
+  color: #ef4444;
+}
+
 /* Dropdown menu implementation */
 .dropdown-menu {
   position: relative;
diff --git a/src/components/preset/PresetSidebar.vue b/src/components/preset/PresetSidebar.vue
index 6bbd84c..59cf43e 100644
--- a/src/components/preset/PresetSidebar.vue
+++ b/src/components/preset/PresetSidebar.vue
@@ -14,6 +14,7 @@ const props = defineProps<{
   expandedIds: Set<string>;
   allCount: number;
   uncategorizedCount: number;
+  favoritesCount: number;
 }>();
 
 const emit = defineEmits<{
@@ -23,6 +24,7 @@ const emit = defineEmits<{
   (e: 'create-sub-folder', parentId: string): void;
   (e: 'edit-folder', folder: PresetFolder): void;
   (e: 'delete-folder', folder: PresetFolder): void;
+  (e: 'share-folder', folder: PresetFolder): void;
 }>();
 
 function selectFolder(id: string | null) {
@@ -55,6 +57,16 @@ function selectFolder(id: string | null) {
           <span class="item-name">所有预设</span>
           <span class="item-count">{{ allCount }}</span>
         </div>
+
+        <div 
+          class="sidebar-item" 
+          :class="{ active: selectedFolderId === 'favorites' }"
+          @click="selectFolder('favorites')"
+        >
+          <span class="item-icon">❤️</span>
+          <span class="item-name">我的收藏</span>
+          <span class="item-count">{{ favoritesCount }}</span>
+        </div>
         
         <div 
           class="sidebar-item" 
@@ -83,6 +95,7 @@ function selectFolder(id: string | null) {
           @create-sub="emit('create-sub-folder', $event)"
           @edit="emit('edit-folder', $event)"
           @delete="emit('delete-folder', $event)"
+          @share="emit('share-folder', $event)"
         />
       </div>
     </div>
diff --git a/src/types.ts b/src/types.ts
index e7146f4..b2a8deb 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -86,6 +86,7 @@ export interface ExtendedPreset {
   updatedAt: string;
   isPublic?: boolean;
   author?: string;
+  isFavorite?: boolean;
 }
 
 // 预设文件夹