I added a vintage 9-pin port to my C64 mini, including working F-keys and extra buttons. Goodbye broken usb joystick! : r/c64
Connect USB Joystick to Commodore C64 - Hackster.io
TheC64 Micro Switch Joystick
THE C64 Micro Switched Joystick (USB)
Best USB controller to use with the Commodore 64 Mini | Android Central
Amazon.com: The C64 Micro Switch Joystick (Electronic Games) : Video Games
GitHub - tebl/C64-Joystick-Adapter: A simple device that allows the connection of two Commodore 64 joysticks to a modern computer over USB (using an Arduino Pro Micro). The overall goal is to be
Amazon.com: Retro Games The C64 USB Joystick for PC : Video Games