diff --git a/CMakeLists.txt b/CMakeLists.txt
index d991a26..723fdee 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -27,7 +27,7 @@ find_package(PkgConfig REQUIRED)
 
 set(UKUI_MENU_EXTERNAL_LIBS "")
 # glib-2.0 gio-unix-2.0 gsettings-qt x11 kysdk-waylandhelper
-set(UKUI_MENU_PC_PKGS glib-2.0 gio-unix-2.0 gsettings-qt x11 kysdk-waylandhelper)
+set(UKUI_MENU_PC_PKGS glib-2.0 gio-unix-2.0 gsettings-qt x11 kysdk-waylandhelper ukui-search)
 
 foreach(external_lib IN ITEMS ${UKUI_MENU_PC_PKGS})
         pkg_check_modules(${external_lib} REQUIRED ${external_lib})
@@ -87,6 +87,7 @@ set(SOURCE_FILES
         src/extension/menu-extension.cpp src/extension/menu-extension.h
         src/extension/menu-extension-iface.h
         src/appdata/data-provider-plugin-iface.h
+        src/appdata/app-data-manager.cpp src/appdata/app-data-manager.h
         src/extension/extensions/folder-extension.cpp src/extension/extensions/folder-extension.h
         src/extension/extensions/recent-file-extension.cpp src/extension/extensions/recent-file-extension.h
         )
diff --git a/src/appdata/app-data-manager.cpp b/src/appdata/app-data-manager.cpp
new file mode 100644
index 0000000..d5d6ece
--- /dev/null
+++ b/src/appdata/app-data-manager.cpp
@@ -0,0 +1,258 @@
+/*
+ * Copyright (C) 2023, KylinSoft Co., Ltd.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "app-data-manager.h"
+
+#include <UkuiSearchAppInfoTable>
+
+#define APP_ICON_PREFIX "image://appicon/"
+
+namespace UkuiMenu {
+
+class AppDataWorker : public QObject
+{
+    Q_OBJECT
+public:
+    explicit AppDataWorker(AppDataManager *appManager = nullptr);
+
+Q_SIGNALS:
+    void appDataChanged();
+    void favoriteAppChanged();
+    void appDataBaseOpenFailed();
+
+private Q_SLOTS:
+    void initAppData();
+    void onAppAdded(const QVector<UkuiSearch::AppInfoResult> &infos);
+    void onAppUpdated(QVector<UkuiSearch::AppInfoResult> infos);
+    void onAppDeleted(QStringList infos);
+
+private:
+    void updateFavoriteApps();
+
+private:
+    AppDataManager *m_appManager{nullptr};
+    UkuiSearch::AppInfoTable *m_appInfoTable = nullptr;
+};
+
+AppDataWorker::AppDataWorker(AppDataManager *appManager) : QObject(nullptr), m_appManager(appManager)
+{
+    m_appInfoTable = new UkuiSearch::AppInfoTable(this);
+    if (!m_appInfoTable || !m_appManager) {
+        return;
+    }
+
+    initAppData();
+
+    connect(m_appInfoTable, &UkuiSearch::AppInfoTable::appDBItems2BAdd, this, &AppDataWorker::onAppAdded);
+    connect(m_appInfoTable, &UkuiSearch::AppInfoTable::appDBItems2BUpdate, this, &AppDataWorker::onAppUpdated);
+    connect(m_appInfoTable, &UkuiSearch::AppInfoTable::appDBItems2BDelete, this, &AppDataWorker::onAppDeleted);
+    connect(m_appInfoTable, &UkuiSearch::AppInfoTable::DBOpenFailed, this, &AppDataWorker::appDataBaseOpenFailed);
+}
+
+void AppDataWorker::initAppData()
+{
+    QVector<UkuiSearch::AppInfoResult> appInfos;
+    if (!m_appInfoTable->getAppInfoResults(appInfos)) {
+        return;
+    }
+
+    if (appInfos.isEmpty()) {
+        return;
+    }
+
+    // parse app-info
+    QVector<DataEntity> normalApps;
+
+    for (const auto &info : appInfos) {
+        DataEntity app;
+        app.setTop(info.top);
+        app.setLock(info.lock == 1);
+        app.setFavorite(info.favorite);
+        app.setLaunchTimes(info.launchTimes);
+
+        app.setId(info.desktopPath);
+        app.setIcon(APP_ICON_PREFIX + info.iconName);
+        app.setName(info.appLocalName);
+        app.setCategory(info.category);
+        app.setFirstLetter(info.firstLetter);
+
+        normalApps.append(app);
+    }
+
+    {
+        QMutexLocker locker(&m_appManager->m_mutex);
+        m_appManager->m_normalApps.swap(normalApps);
+    }
+
+    updateFavoriteApps();
+}
+
+void AppDataWorker::updateFavoriteApps()
+{
+    QVector<DataEntity> favoriteApps;
+    for (const auto &app : m_appManager->m_normalApps) {
+        if (app.favorite() > 0) {
+            favoriteApps.append(app);
+        }
+    }
+
+    if (favoriteApps.isEmpty()) {
+        return;
+    }
+
+    // 排序搜藏夹数据
+    std::sort(favoriteApps.begin(), favoriteApps.end(), [](const DataEntity& a, const DataEntity &b) {
+        return a.favorite() < b.favorite();
+    });
+
+    {
+        QMutexLocker locker(&m_appManager->m_mutex);
+        m_appManager->m_favoriteApps.swap(favoriteApps);
+    }
+
+    Q_EMIT favoriteAppChanged();
+}
+
+void AppDataWorker::onAppAdded(const QVector<UkuiSearch::AppInfoResult> &infos)
+{
+    if (infos.isEmpty()) {
+        return;
+    }
+
+    {
+        QMutexLocker locker(&m_appManager->m_mutex);
+        for (const auto &info: infos) {
+            DataEntity app;
+            app.setTop(info.top);
+            app.setLock(info.lock == 1);
+            app.setFavorite(info.favorite);
+            app.setLaunchTimes(info.launchTimes);
+            app.setId(info.desktopPath);
+            app.setIcon(APP_ICON_PREFIX + info.iconName);
+            app.setName(info.appLocalName);
+            app.setCategory(info.category);
+            app.setFirstLetter(info.firstLetter);
+
+            m_appManager->m_normalApps.append(app);
+        }
+    }
+
+    Q_EMIT appDataChanged();
+}
+
+void AppDataWorker::onAppUpdated(QVector<UkuiSearch::AppInfoResult> infos)
+{
+    if (infos.isEmpty()) {
+        return;
+    }
+
+    for (auto &app : m_appManager->m_normalApps) {
+        if (infos.isEmpty()) {
+            break;
+        }
+        for (int i = 0; i < infos.size(); ++i) {
+            const UkuiSearch::AppInfoResult &info = infos.at(i);
+            if (info.desktopPath == app.id()) {
+                QMutexLocker locker(&m_appManager->m_mutex);
+
+                app.setTop(info.top);
+                app.setLock(info.lock == 1);
+                app.setFavorite(info.favorite);
+                app.setLaunchTimes(info.launchTimes);
+                app.setIcon(APP_ICON_PREFIX + info.iconName);
+                app.setName(info.appLocalName);
+                app.setCategory(info.category);
+                app.setFirstLetter(info.firstLetter);
+
+                infos.remove(i);
+                break;
+            }
+        }
+    }
+
+    Q_EMIT appDataChanged();
+    updateFavoriteApps();
+}
+
+void AppDataWorker::onAppDeleted(QStringList infos)
+{
+    if (infos.isEmpty()) {
+        return;
+    }
+
+    QVector<DataEntity>::iterator appIterator = m_appManager->m_normalApps.begin();
+    for (; appIterator != m_appManager->m_normalApps.end(); ++appIterator) {
+        if (infos.isEmpty()) {
+            break;
+        }
+
+        QStringList::iterator infoIterator = infos.begin();
+        for (; infoIterator != infos.end(); ++infoIterator) {
+            if ((*appIterator).id() == *infoIterator) {
+                QMutexLocker locker(&m_appManager->m_mutex);
+                m_appManager->m_normalApps.erase(appIterator);
+                infos.erase(infoIterator);
+                break;
+            }
+        }
+    }
+
+    Q_EMIT appDataChanged();
+    updateFavoriteApps();
+}
+
+// ===== AppDataManager ===== //
+AppDataManager *AppDataManager::instance()
+{
+    static AppDataManager appDataManager;
+    return &appDataManager;
+}
+
+AppDataManager::AppDataManager()
+{
+    AppDataWorker *appDataWorker = new AppDataWorker(this);
+    appDataWorker->moveToThread(&m_workerThread);
+
+    connect(&m_workerThread, &QThread::finished, appDataWorker, &QObject::deleteLater);
+    connect(appDataWorker, &AppDataWorker::appDataChanged, this, &AppDataManager::appDataChanged);
+    connect(appDataWorker, &AppDataWorker::favoriteAppChanged, this, &AppDataManager::favoriteAppChanged);
+
+    m_workerThread.start();
+}
+
+AppDataManager::~AppDataManager()
+{
+    m_workerThread.quit();
+    m_workerThread.wait();
+}
+
+QVector<DataEntity> AppDataManager::normalApps()
+{
+    QMutexLocker locker(&m_mutex);
+    return m_normalApps;
+}
+
+QVector<DataEntity> AppDataManager::favoriteApps()
+{
+    QMutexLocker locker(&m_mutex);
+    return m_favoriteApps;
+}
+
+} // UkuiMenu
+
+#include "app-data-manager.moc"
diff --git a/src/appdata/app-data-manager.h b/src/appdata/app-data-manager.h
new file mode 100644
index 0000000..4d01933
--- /dev/null
+++ b/src/appdata/app-data-manager.h
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2023, KylinSoft Co., Ltd.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef UKUI_MENU_APP_DATA_MANAGER_H
+#define UKUI_MENU_APP_DATA_MANAGER_H
+
+#include <QObject>
+#include <QVector>
+#include <QThread>
+#include <QMutex>
+#include <QMutexLocker>
+
+#include "commons.h"
+
+namespace UkuiMenu {
+
+class AppDataManager : public QObject
+{
+    friend class AppDataWorker;
+    Q_OBJECT
+public:
+    static AppDataManager *instance();
+
+    ~AppDataManager() override;
+
+    AppDataManager(const AppDataManager& obj) = delete;
+    AppDataManager &operator=(const AppDataManager& obj) = delete;
+    AppDataManager(AppDataManager&& obj) = delete;
+    AppDataManager &operator=(AppDataManager&& obj) = delete;
+
+    QVector<DataEntity> normalApps();
+    QVector<DataEntity> favoriteApps();
+
+Q_SIGNALS:
+    void appDataChanged();
+    void favoriteAppChanged();
+
+private:
+    AppDataManager();
+
+private:
+    QMutex m_mutex;
+    QThread m_workerThread;
+    QVector<DataEntity> m_normalApps;
+    QVector<DataEntity> m_favoriteApps;
+};
+
+} // UkuiMenu
+
+#endif //UKUI_MENU_APP_DATA_MANAGER_H
diff --git a/src/commons.cpp b/src/commons.cpp
index 5c645e5..10c740b 100644
--- a/src/commons.cpp
+++ b/src/commons.cpp
@@ -20,17 +20,128 @@
 
 #include <utility>
 
-UkuiMenu::DataEntity::DataEntity(const UkuiMenu::DataEntity &obj)
-{
-    m_type = obj.m_type;
-    m_name = obj.m_name;
-    m_icon = obj.m_icon;
-    m_comment = obj.m_comment;
-    m_extraData = obj.m_extraData;
-}
-
 UkuiMenu::DataEntity::DataEntity(UkuiMenu::DataType::Type type, QString name, QString icon, QString comment, QString extraData)
  : m_type(type), m_name(std::move(name)), m_icon(std::move(icon)), m_comment(std::move(comment)), m_extraData(std::move(extraData))
 {
 
 }
+
+int UkuiMenu::DataEntity::top() const
+{
+    return m_top;
+}
+
+void UkuiMenu::DataEntity::setTop(int top)
+{
+    m_top = top;
+}
+
+bool UkuiMenu::DataEntity::isLock() const
+{
+    return m_lock;
+}
+
+void UkuiMenu::DataEntity::setLock(bool lock)
+{
+    m_lock = lock;
+}
+
+int UkuiMenu::DataEntity::favorite() const
+{
+    return m_favorite;
+}
+
+void UkuiMenu::DataEntity::setFavorite(int favorite)
+{
+    m_favorite = favorite;
+}
+
+int UkuiMenu::DataEntity::launchTimes() const
+{
+    return m_launchTimes;
+}
+
+void UkuiMenu::DataEntity::setLaunchTimes(int launchTimes)
+{
+    m_launchTimes = launchTimes;
+}
+
+QString UkuiMenu::DataEntity::id() const
+{
+    return m_id;
+}
+
+void UkuiMenu::DataEntity::setId(const QString &id)
+{
+    m_id = id;
+}
+
+void UkuiMenu::DataEntity::setCategory(const QString &category)
+{
+    m_category = category;
+}
+
+QString UkuiMenu::DataEntity::category() const
+{
+    return m_category;
+}
+
+void UkuiMenu::DataEntity::setFirstLetter(const QString &firstLetter)
+{
+    m_firstLetter = firstLetter;
+}
+
+QString UkuiMenu::DataEntity::firstLetter() const
+{
+    return m_firstLetter;
+}
+
+void UkuiMenu::DataEntity::setType(UkuiMenu::DataType::Type type)
+{
+    m_type = type;
+}
+
+UkuiMenu::DataType::Type UkuiMenu::DataEntity::type() const
+{
+    return m_type;
+}
+
+void UkuiMenu::DataEntity::setIcon(const QString &icon)
+{
+    m_icon = icon;
+}
+
+QString UkuiMenu::DataEntity::icon() const
+{
+    return m_icon;
+}
+
+void UkuiMenu::DataEntity::setName(const QString &name)
+{
+    m_name = name;
+}
+
+QString UkuiMenu::DataEntity::name() const
+{
+    return m_name;
+}
+
+void UkuiMenu::DataEntity::setComment(const QString &comment)
+{
+    m_comment = comment;
+}
+
+QString UkuiMenu::DataEntity::comment() const
+{
+    return m_comment;
+}
+
+void UkuiMenu::DataEntity::setExtraData(const QString &extraData)
+{
+    m_extraData = extraData;
+}
+
+QString UkuiMenu::DataEntity::extraData() const
+{
+    return m_extraData;
+}
diff --git a/src/commons.h b/src/commons.h
index 1b31b51..b472467 100644
--- a/src/commons.h
+++ b/src/commons.h
@@ -68,30 +68,57 @@ public:
         ExtraData
     };
     DataEntity() = default;
-    DataEntity(const DataEntity& obj);
     DataEntity(DataType::Type type, QString name, QString icon, QString comment, QString extraData);
 
-    void setType(DataType::Type type) {m_type = type;}
-    DataType::Type type() {return m_type;}
+    int top() const;
+    void setTop(int top);
 
-    void setIcon(const QString& icon) {m_icon = icon;}
-    QString icon() {return m_icon;}
+    bool isLock() const;
+    void setLock(bool lock);
 
-    void setName(const QString& name) {m_name = name;}
-    QString name() {return m_name;}
+    int favorite() const;
+    void setFavorite(int favorite);
 
-    void setComment(const QString& comment) {m_comment = comment;}
-    QString comment() {return m_comment;}
+    int launchTimes() const;
+    void setLaunchTimes(int launchTimes);
 
-    void setExtraData(const QString& extraData) {m_extraData = extraData;}
-    QString extraData() {return m_extraData;}
+    QString id() const;
+    void setId(const QString& id);
+
+    void setCategory(const QString& category);
+    QString category() const;
+
+    void setFirstLetter(const QString& firstLetter);
+    QString firstLetter() const;
+
+    void setType(DataType::Type type);
+    DataType::Type type() const;
+
+    void setIcon(const QString& icon);
+    QString icon() const;
+
+    void setName(const QString& name);
+    QString name() const;
+
+    void setComment(const QString& comment);
+    QString comment() const;
+
+    void setExtraData(const QString& extraData);
+    QString extraData() const;
 
 private:
+    bool m_lock{false};       // 应用锁定
+    int m_top{0};             // 置顶状态及序号
+    int m_favorite{0};        // 收藏状态及序号
+    int m_launchTimes{0};     // 启动次数
+    DataType::Type m_type {DataType::Normal};
+    QString m_id;             // 应用可执行文件路径
     QString m_icon;
     QString m_name;
-    QString m_comment;   // 应用描述
-    QString m_extraData; // 额外的数据
-    DataType::Type m_type {DataType::Normal};
+    QString m_category;
+    QString m_firstLetter;
+    QString m_comment;        // 应用描述
+    QString m_extraData;      // 额外的数据
 };
 
 class CommonsModule