rDBComponnets is sets of enhanced or new TDataControl components, as: rDBEdit, rDBMemo, rDBCheckBox rDBListBox, rDBComboBox, rDBLookupListBox, rDBLookupComboBox rDBDateTimePicker.Each of them provides folowing functionality:can show Label in selected position (Top, Left...), caption of this label is DisplayLabel of field change background color and disable dropdown action (for listbox and combobox) if dataset is not in editing mode or field is readonly some bugs of standard components are fixed mousewheel is working (for listbox and combobox) rDBDateTimePicker support null value of date (show additional checkbox).Additional components:rDBLabel, rDBMoveButton.Latest version of demo files on homepage: http://www.rosinsky.cz/delphi.html