| VCL Object and Component | .NET |
| TButton | System.Windows.Forms.Button |
| TButtonActionLink | System.Object |
| TButtonControl | System.Windows.Forms.ButtonBase |
| TCheckBox | System.Windows.Forms.CheckBox |
| TComboBox | System.Windows.Forms.ComboBox |
| TCustomCheckBox | System.Windows.Forms.CheckBox |
| TCustomCombo | System.Windows.Forms.ComboBox |
| TCustomComboBox | System.Windows.Forms.ComboBox |
| TCustomComboBoxEx | System.Windows.Forms.ComboBox |
| TCustomComboBoxStrings | System.Collections.ArrayList |
| TCustomEdit | System.Windows.Forms.TextBoxBase |
| TCustomGroupBox | System.Windows.Forms.GroupBox |
| TCustomLabel | System.Windows.Forms.Label |
| TCustomListBox | System.Windows.Forms.ListBox |
| TCustomMemo | System.Windows.Forms.TextBox |
| TCustomStaticText | System.Windows.Forms.Label |
| TEdit | System.Windows.Forms.TextBox |
| TGroupBox | System.Windows.Forms.GroupBox |
| THScrollBar | System.Windows.Forms.HScrollBar |
| TLabel | System.Windows.Forms.Label |
| TListBox | System.Windows.Forms.ListBox |
| TMemo | System.Windows.Forms.TextBox |
| TRadioButton | System.Windows.Forms.RadioButton |
| TScrollBar | System.Windows.Forms.ScrollBar |
| TStaticText | System.Windows.Forms.Label |
| TVScrollBar | System.Windows.Forms.VScrollBar |
| Routines |