diff --git a/CMakeLists.txt b/CMakeLists.txt
index 63e743b..ec28e02 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,6 +10,7 @@ find_package(Qt5 COMPONENTS
     Core
     Gui
     Widgets
+    Sql
     REQUIRED
 )
 
@@ -18,6 +19,7 @@ file(GLOB
     "src/*"
     "src/MainWidget/*"
     "src/LicenseModel/*"
+    "deps/deps.qrc"
 )
 
 add_executable(
diff --git a/db/build.sh b/db/build.sh
deleted file mode 100644
index e69de29..0000000
diff --git a/db/ext/.ext b/db/ext/.ext
deleted file mode 100644
index e69de29..0000000
diff --git a/db/func/.func b/db/func/.func
deleted file mode 100644
index e69de29..0000000
diff --git a/db/tables/.tables b/db/tables/.tables
deleted file mode 100644
index e69de29..0000000
diff --git a/db/tables/clients.ddl b/db/tables/clients.ddl
deleted file mode 100644
index e69de29..0000000
diff --git a/db/views/.views b/db/views/.views
deleted file mode 100644
index e69de29..0000000
diff --git a/deps/add.png b/deps/add.png
new file mode 100644
index 0000000..f29d4fd
Binary files /dev/null and b/deps/add.png differ
diff --git a/deps/delete.png b/deps/delete.png
new file mode 100644
index 0000000..6b9cf8d
Binary files /dev/null and b/deps/delete.png differ
diff --git a/deps/deps.qrc b/deps/deps.qrc
index b99d629..92d38fb 100644
--- a/deps/deps.qrc
+++ b/deps/deps.qrc
@@ -2,5 +2,11 @@
 <RCC version="1.0">
     <qresource prefix="/deps">
          <file alias="icon.png">icon.png</file>
+         <file alias="reload.png">reload.png</file>
+         <file alias="add.png">add.png</file>
+         <file alias="edit.png">edit.png</file>
+         <file alias="delete.png">delete.png</file>
+         <file alias="info.png">info.png</file>
+         <file alias="tables.ddl">tables.ddl</file>
     </qresource>
 </RCC>
\ No newline at end of file
diff --git a/deps/edit.png b/deps/edit.png
new file mode 100644
index 0000000..2350817
Binary files /dev/null and b/deps/edit.png differ
diff --git a/deps/info.png b/deps/info.png
new file mode 100644
index 0000000..a123630
Binary files /dev/null and b/deps/info.png differ
diff --git a/deps/reload.png b/deps/reload.png
new file mode 100644
index 0000000..b3ca29f
Binary files /dev/null and b/deps/reload.png differ
diff --git a/deps/tables.ddl b/deps/tables.ddl
new file mode 100644
index 0000000..c796cd8
--- /dev/null
+++ b/deps/tables.ddl
@@ -0,0 +1,15 @@
+CREATE TABLE IF NOT EXISTS clients (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    city TEXT NOT NULL,
+    email TEXT NOT NULL,
+    firstName TEXT NOT NULL,
+    hardwareHash TEXT NOT NULL,
+    lastName TEXT NOT NULL,
+    patronymic TEXT NOT NULL,
+    phone TEXT NOT NULL,
+    yourCompany TEXT NOT NULL,
+    comment TEXT
+);
+
+COMMENT ON TABLE clients IS '';
+COMMENT ON FIELD clients.id IS '';
diff --git a/src/LicenseModel/LicenseModel.cpp b/src/LicenseModel/LicenseModel.cpp
index a4505c0..645126c 100644
--- a/src/LicenseModel/LicenseModel.cpp
+++ b/src/LicenseModel/LicenseModel.cpp
@@ -1,5 +1,81 @@
-//
-// Created by debian on 1/16/26.
-//
-
 #include "LicenseModel.h"
+
+const static int COLUMN_COUNT = 9;
+
+LicenseModel::LicenseModel(QObject* parent)
+    : QAbstractTableModel(parent)
+{
+
+}
+
+LicenseModel::~LicenseModel()
+{
+
+}
+
+int LicenseModel::rowCount(const QModelIndex &parent) const
+{
+    return 0;
+}
+
+int LicenseModel::columnCount(const QModelIndex &parent) const
+{
+    return COLUMN_COUNT;
+}
+QVariant LicenseModel::data(const QModelIndex &index, int role) const
+{
+    switch (role)
+    {
+    case Qt::DisplayRole:
+        break;
+    case Qt::ToolTipRole:
+        return {}; // TODO: return client id
+    default:
+        return {};
+    }
+
+    return {};
+}
+
+QVariant LicenseModel::headerData(int section, Qt::Orientation orientation, int role) const
+{
+    if (role != Qt::DisplayRole)
+        return {};
+
+    if (orientation == Qt::Vertical)
+        return QString::number(section + 1);
+
+    switch (section)
+    {
+    case 0:
+        return tr("Last name");
+    case 1:
+        return tr("First name");
+    case 2:
+        return tr("Patronymic");
+    case 3:
+        return tr("Email");
+    case 4:
+        return tr("Phone number");
+    case 5:
+        return tr("Company");
+    case 6:
+        return tr("City");
+    case 7:
+        return tr("Created date");
+    case 8:
+        return tr("Comment");
+    default:
+        return {};
+    }
+}
+
+LicenseModel::Status LicenseModel::getStatus()
+{
+
+}
+
+QString LicenseModel::getStatusText()
+{
+
+}
diff --git a/src/LicenseModel/LicenseModel.h b/src/LicenseModel/LicenseModel.h
index ad86462..3bb7fd4 100644
--- a/src/LicenseModel/LicenseModel.h
+++ b/src/LicenseModel/LicenseModel.h
@@ -1,8 +1,50 @@
 #ifndef LICENSEMANAGER_LICENSEMODEL_H
 #define LICENSEMANAGER_LICENSEMODEL_H
 
+#include <QAbstractTableModel>
 
-class LicenseModel {};
+class LicenseModel : public QAbstractTableModel
+{
+    Q_OBJECT
+public:
+
+    enum class Status
+    {
+        None = 0,
+        Ok,
+        DbStructError,
+        DbExistError,
+    };
+
+    struct LicenseItem
+    {
+        QString id;
+        QString city;
+        QString email;
+        QString firstName;
+        QString hardwareHash;
+        QString lastName;
+        QString patronymic;
+        QString phone;
+        QString yourCompany;
+        QString comment;
+    };
+
+    explicit LicenseModel(QObject* parent = nullptr);
+    ~LicenseModel();
+
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    int columnCount(const QModelIndex &parent = QModelIndex()) const override;
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
+
+    Status getStatus();
+    QString getStatusText();
+
+private:
+    QList<LicenseItem> m_data;
+    QStringList m_errors;
+};
 
 
 #endif // LICENSEMANAGER_LICENSEMODEL_H
diff --git a/src/MainWidget/MainWidget.cpp b/src/MainWidget/MainWidget.cpp
index 3fc5f22..fd7fa97 100644
--- a/src/MainWidget/MainWidget.cpp
+++ b/src/MainWidget/MainWidget.cpp
@@ -1,22 +1,66 @@
 #include "MainWidget.h"
 
 // Qt
+#include <QMenu>
+#include <QMessageBox>
 #include <QTableView>
+#include <QToolBar>
 #include <QVBoxLayout>
+#include <QContextMenuEvent>
+
+// Qt
+#include <QAction>
+
+// Self
+#include "LicenseModel/LicenseModel.h"
 
 MainWidget::MainWidget(QWidget *parent)
     : QMainWindow(parent)
+    , m_licenseModel(new LicenseModel(this))
 {
-    setWindowIcon(QIcon(":/icon.png"));
+    setWindowIcon(QIcon(QStringLiteral("qrc:/deps/icon.png")));
     setWindowTitle("LicenseManager");
-    resize({640, 480});
+    resize({800, 600});
 
     // Ui
     {
         m_tableView = new QTableView(this);
+        m_tableView->setModel(m_licenseModel);
         setCentralWidget(m_tableView);
+
+        // ToolTip
+        {
+            m_toolBar = addToolBar("ToolBar");
+            m_toolBar->setMovable(false);
+            m_addClientToolBarAction = m_toolBar->addAction(QIcon(QStringLiteral(":/deps/add.png")), tr("Add client"));
+            m_infoToolBarAction = m_toolBar->addAction(QIcon(QStringLiteral(":/deps/info.png")), tr("Get info"));
+
+            connect(m_addClientToolBarAction, &QAction::triggered, this, &MainWidget::onAddClientTriggered);
+            connect(m_infoToolBarAction, &QAction::triggered, this, &MainWidget::onGetInfoTriggered);
+        }
+
+        // Table Menu
+        {
+            m_menu = new QMenu(m_tableView);
+
+            m_reloadTableMenuAction = m_menu->addAction(QIcon(QStringLiteral(":/deps/reload.png")), tr("Reload table"));
+            m_menu->addSeparator();
+            m_addClientsMenuAction = m_menu->addAction(QIcon(QStringLiteral(":/deps/add.png")), tr("Add client"));
+            m_editClientsMenuAction = m_menu->addAction(QIcon(QStringLiteral(":/deps/edit.png")), tr("Edit client"));
+            m_deleteClientsMenuAction = m_menu->addAction(QIcon(QStringLiteral(":/deps/delete.png")), tr("Delete client"));
+
+            connect(m_reloadTableMenuAction, &QAction::triggered, this, &MainWidget::onAddClientTriggered);
+            connect(m_addClientsMenuAction, &QAction::triggered, this, &MainWidget::onAddClientTriggered);
+            connect(m_editClientsMenuAction, &QAction::triggered, this, &MainWidget::onEditClientTriggered);
+            connect(m_deleteClientsMenuAction, &QAction::triggered, this, &MainWidget::onDeleteClientTriggered);
+
+            m_tableView->setContextMenuPolicy(Qt::CustomContextMenu);
+            connect(m_tableView, &QTableView::customContextMenuRequested,
+                    this, &MainWidget::onCustomContextMenuRequested);
+        }
     }
 
+    m_tableView->resizeColumnsToContents();
     loadSettings();
 }
 
@@ -25,6 +69,52 @@ MainWidget::~MainWidget()
     saveSettings();
 }
 
+void MainWidget::onCustomContextMenuRequested(const QPoint &pos)
+{
+    m_menu->popup(m_tableView->viewport()->mapToGlobal(pos));
+}
+
+void MainWidget::onGetInfoTriggered()
+{
+
+}
+
+void MainWidget::onReloadTableTriggered()
+{
+
+}
+
+void MainWidget::onAddClientTriggered()
+{
+
+}
+
+void MainWidget::onEditClientTriggered()
+{
+
+}
+
+void MainWidget::onDeleteClientTriggered()
+{
+
+}
+
+void MainWidget::closeEvent(QCloseEvent *event)
+{
+    QMessageBox::StandardButton reply;
+    reply = QMessageBox::question(
+        this,
+        tr("Confirmation of exit"),
+        tr("Are you sure you want to exit the app?"),
+        QMessageBox::Yes | QMessageBox::No
+    );
+
+    if (reply == QMessageBox::Yes)
+        event->accept();
+    else
+        event->ignore();
+}
+
 void MainWidget::loadSettings()
 {
 
diff --git a/src/MainWidget/MainWidget.h b/src/MainWidget/MainWidget.h
index 7a63d89..bac8167 100644
--- a/src/MainWidget/MainWidget.h
+++ b/src/MainWidget/MainWidget.h
@@ -4,6 +4,11 @@
 // Qt
 #include <QMainWindow>
 class QTableView;
+class QMenu;
+class QAction;
+
+// Self
+class LicenseModel;
 
 class MainWidget : public QMainWindow
 {
@@ -11,11 +16,33 @@ class MainWidget : public QMainWindow
 public:
     explicit MainWidget(QWidget *parent = nullptr);
     ~MainWidget();
+
+protected:
+    void closeEvent(QCloseEvent *event) override;
+
+private slots:
+    void onCustomContextMenuRequested(const QPoint &pos);
+    void onGetInfoTriggered();
+    void onReloadTableTriggered();
+    void onAddClientTriggered();
+    void onEditClientTriggered();
+    void onDeleteClientTriggered();
+
 private:
     void saveSettings();
     void loadSettings();
+
 private:
     QTableView* m_tableView{nullptr};
+    LicenseModel* m_licenseModel{nullptr};
+    QToolBar* m_toolBar{nullptr};
+    QMenu* m_menu{nullptr};
+    QAction* m_addClientToolBarAction{nullptr};
+    QAction* m_infoToolBarAction{nullptr};
+    QAction* m_reloadTableMenuAction{nullptr};
+    QAction* m_addClientsMenuAction{nullptr};
+    QAction* m_deleteClientsMenuAction{nullptr};
+    QAction* m_editClientsMenuAction{nullptr};
 };
 
 
diff --git a/src/def.h b/src/def.h
new file mode 100644
index 0000000..e542b6b
--- /dev/null
+++ b/src/def.h
@@ -0,0 +1,8 @@
+#ifndef LICENSEMANAGER_DEF_H
+#define LICENSEMANAGER_DEF_H
+
+#include <QString>
+
+const static QStringView DB_PATH = "./db.sqlite";
+
+#endif //LICENSEMANAGER_DEF_H
\ No newline at end of file