LEDBlinky!

GameEx is a graphical DirectX based front-end for MAME, GameBase, Daphne, PC Games, and all command line based game emulators, along with being a complete Home Theatre PC solution or plug in for Windows Media Center. It's designed to be used seamlessly with arcade controls and various arcade products and also has fully featured touchscreen and tablet support suitable to be used as a CarPC and touchscreen frontend. GameEx is available as a free or enhanced registered version. »

Atomic FE is a Front-End for Multi-emulators.

MaLa is a multi emulator front-end designed for all 32bit Windows operating systems (I have had reports it work fine on 64 bit) . It supports the Windows command line version of MAME with XML ROM info (> 0.84), PC Games and all command line based emulators. You can easily make it run on earlier versions of mame (as I do) by using a XML file generated by a later version.

MAMEWAH is a customisable multiple emulator frontend capable of running countless emulators, including everyone's favourite arcade emulator, M.A.M.E. MAMEWAH is primarily intended for use with real arcade controls, including joysticks (digital or analog), trackballs and spinners. MAMEWAH hides the Windows environment which makes it ideal for use in a home arcade cabinet.

Maximus Arcade is Windows based software that allows for seamless interaction with multiple arcade and console emulators while keeping the Windows environment hidden. Although best suited for use in computer driven arcade cabinets, it can be configured for use in a kiosk or simply running on a computer with a keyboard, trackball, or gamepad.