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'''Frontends''' are ... Frontends have different graphical user interface ''Graphical User Interface (GUI) '' types. Some use the ''[[wikipedia:WIMP (computing)|WIMP type]]'' , that uses windowsWindows, iconsIcons, menus Menus and a pointer Pointer (like a mouse), examples of these interfaces are [[LaunchBox ]] and [[OpenEmu]]. Others are intended for viewing on bigger screen (like a TV or arcade cabinet) , and have navigation mostly optimzed optimized for gamepads game pads or joysticks (they usaually usually also work with keyboards), these types of interfaces are here referred to as ''HTPC'' - [[RetroArch]], [[HyperSpin ]] and MAMES [[MAME|MAME's]] integrated frontend ''MEWUI '' are examples of this. There's also ''Touch'' interfaces which are intended for smartphones and tablet computers, mostly found in Android frontends.