CNC USB controller Mk3ECO (4 axis) (ON SALE 40%) - Planet CNC
6-Analog Input USB controller – Simkits
DragonRise 1-Player PC/PS3/Raspberry Pi Arcade Controller Board for 4.8mm Joystick + 2.8mm Buttons - Arcade-Expert, Your Retro Arcade Gaming Store
GRBL Controller Board USB 3 Axis Stepper Motor Driver For CNC Engraver Machine - Walmart.com
I-PAC 2 Controller with USB Cable by Ultimarc
Control Interfaces :: U-HID :: U-HID
Leo Bodnar BU0836A 12-Bit Joystick Controller
HD MI Type C LCD Controller Board For 30Pin 1920X1080 eDP LCD Screen HDR Board | eBay
Amazon.com: SJ@JX Arcade Game USB Encoder Board Macro Command Zero Delay Gamepad Button Joystick Controller for Nintendo Switch PC PS3 Raspberry Pi : Video Games
USB Relay Controller Board - 4 Channels for Home Automation
Pc360 Ps2 & Ps3 4 In 1 Arcade Controller Usb Pcb Board Keyboard Button Encoder For Pc Windows & Android Joystick - Coin Operated Games - AliExpress
Elegoo Mega 2560 Controller Board - 3DJake International
Amazon.com: SJ@JX Arcade Game Controller USB Encoder Board Gamepad LED Microswitch Button Analog Joystick Flying Stick for Nintendo Switch PC PS3 Retropie Raspberry Pi : Video Games
MFG SiMM8Rge USB joystick controller
Ultimarc A-PAC Controller with USB Cable
Resistive Touch Screen to USB Mouse Controller - AR1100 : ID 1580 : $9.95 : Adafruit Industries, Unique & fun DIY electronics and kits
32-Digital Input USB controller – Simkits
Elegoo UNO R3 Controller Board - 3DJake International
Pro Micro ATMEGA32U4 8/16MHz USB Controller Board 3.3V/5V Bootloader for Arduino – ASA College: Florida
BuildYourCNC - Mach3 USB Interface Board
Amazon.com: DEVMO Mach3 USB Interface Board USB CNC Controller 4 Axis Motion Control Card Interface Breakout Board for Stepper Motor Driver : Electronics
Sintron] PC (MAME) / PS3 to MAME Arcade Game USB Controller Interface – Sintron Technology
Amazon.com: Arcade USB Encoder, Generic Game Controller PC Game Joystick Circuit Board, Controller Control Board Assembly for PC Fighting Games : Video Games
Pololu - Micro Maestro 6-Channel USB Servo Controller (Assembled)