KMTech Cyclone RX Playstation Joystick Gamepad Adapter for Commodore C64 C128 | eBay
Homemade USB adapter for 9 pin Atari C64 Amiga Joysticks - YouTube
USB C64 Joystick adapter (for emulator) - Commodore Remix
usbjoystick
Compatible List For Joysticks/Pads and Adapters | thec64community
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
Boffintronics C64 / Atari Joystick Adapter for Raspberry Pi
Jocopod (Commodore 64)
Amazon.com: Retro USB Adapter for Atari Joysticks and Paddles - 4 Port/Players : Electronics
Tindie Blog | Vintage Joystick Adapter So They Function as USB Controllers
USB Joystick Adapters – breadbox64.com
C64 Joystick Adapter - Share Project - PCBWay
Amazon.com: The C64 Micro Switch Joystick (Electronic Games) : Video Games