The platform that an arcade controller works on may be a lead factor in your decision regarding whether or not to buy that controller.
3D printers can make the mini Flatbox controller at home or simply order it preassembled for maximal convenience.
The Zero Two is a modular controller that can be ordered in lever or leverless format—as well as preassembled or DIY form.
The Zero One is available in multiple layouts and colors—plus preassembled or DIY formats—and an overall modular design.
In addition to a Sanwa joystick, you can order the Joytron EX Revolution with a Crown lever variant of your choice.
The Taito Egret II Mini Control Panel can be used with the Egret II Mini arcade cabinet or as a PC arcade stick (with the proper drivers).
The 4 in 1 Joystick is an obscure mini arcade stick that can be found in many online stores, and its red-black combination is eye catching.
Although it has a bat-top joystick, the PC Ranger's octagonal restrictor gate makes circular motions easier for you.
The Cross|Up allows you to simultaneously use a joystick and buttons to input directions, creating new possibilities.