| VCL Object and Component | .NET |
| ECommonCalendarError | System.Exception |
| EDateTimeError | System.Exception |
| EMonthCalError | System.Exception |
| ETreeViewError | System.Exception |
| TAnimate | |
| TComboBoxEx | System.Windows.Forms.ComboBox |
| TComboExItem | System.Object |
| TComboExItems | System.Windows.Forms.ComboBox.ObjectCollection |
| TCommonCalendar | System.Object |
| TConversion | System.Object |
| TCoolBand | |
| TCoolBands | System.Collections.ArrayList |
| TCoolBar | System.Windows.Forms.ToolBar |
| TCustomHeaderControl | System.Windows.Forms.Control |
| TCustomHotKey | System.Windows.Forms.Control |
| TCustomListView | System.Windows.Forms.ListView |
| TCustomRichEdit | System.Windows.Forms.RichTextBox |
| TCustomStatusBar | System.Windows.Forms.StatusBar |
| TCustomTabControl | System.Windows.Forms.TabControl |
| TCustomTreeView | System.Windows.Forms.TreeView |
| TCustomUpDown | System.Windows.Forms.UpDownBase |
| TDateTimePicker | System.Windows.Forms.DateTimePicker |
| THeaderControl | System.Windows.Forms.ListView.ColumnHeaderCollection |
| THeaderSection | |
| THeaderSections | System.Windows.Forms.ListView.ColumnHeaderCollection |
| THotKey | |
| TIconOptions | System.Object |
| TListColumn | |
| TListColumns | System.Windows.Forms.ListView.ColumnHeaderCollection |
| TListItem | System.Windows.Forms.ListViewItem |
| TListItems | System.Windows.Forms.ListView.ListViewItemCollection |
| TListView | System.Windows.Forms.ListView |
| TMonthCalColors | System.Windows.Forms.MonthCalendar |
| TMonthCalendar | System.Windows.Forms.MonthCalendar |
| TPageControl | System.Windows.Forms.TabPage |
| TPageScroller | System.Windows.Forms.Control |
| TParaAttributes | System.Object |
| TProgressBar | System.Windows.Forms.ProgressBar |
| TRichEdit | System.Windows.Forms.RichTextBox |
| TStatusBar | System.Windows.Forms.StatusBar |
| TStatusPanel | System.Windows.Forms.StatusBarPanel |
| TStatusPanels | System.Windows.Forms.StatusBar.StatusBarPanelCollection |
| TTabControl | System.Windows.Forms.TabControl |
| TTabSheet | |
| TTextAttributes | System.Drawing.Font |
| TToolBar | System.Windows.Forms.ToolBar |
| TToolButton | System.Windows.Forms.ToolBarButton |
| TToolButtonActionLink | |
| TTrackBar | System.Windows.Forms.TrackBar |
| TTreeNode | System.Windows.Forms.TreeNode |
| TTreeNodes | System.Windows.Forms.TreeNodeCollection |
| TTreeView | System.Windows.Forms.TreeView |
| TUpDown | System.Windows.Forms.NumericUpDown |
| TWorkArea | System.Object |
| TWorkAreas | System.Collections.ArrayList |
| Routines |