Frameless (undecorated) figure windows
Matlab figure windows can be made undecorated (borderless, title-less).
GUI
Customizing Matlab uipanels
Matlab uipanel controls can be customized using Java in ways that are impossible with plain Matlab.
Unorthodox checkbox usage
There are various ways to display interactive split-panes in Matlab GUI. Uiextras flex-panels override a checkbox control's CData to display a divider.
Transparency in uicontrols
Matlab uicontrols' CData property can be customized to provide background transparency.
Customizing combobox popups
Matlab combobox (dropdown) popups can be customized in a variety of ways.
Customizing listbox/combobox items
Matlab listboxes can be customized using custom Java cell-renderers.
CheckboxList
Matlab listboxes can be enhanced with checkboxes next to each item.
Property value change listeners
HG handle property changes can be trapped in a user-defined callback.
Using pure Java GUI in deployed Matlab apps
Using pure-Java GUI in deployed Matlab apps requires a special yet simple adaptation.
Animated busy (spinning) icon
An animated spinning icon label can easily be embedded in Matlab GUI.