USBJoy2.0 - adapter. Connect your Atari Amiga C64 joystick to PC! Develop your own usb device! - Polish electronics for 3D printers, CNC, robotics, retro computers
Arduino Project: Commodore 64/Amiga, Atari 2600/XL/ST, ZX Spectrum Joystick to Windows/Linux (RetroPie) USB | jfrmilner's Tech Blog
Amazon.com: Retro Games The C64 USB Joystick for PC : Video Games
C64 Joystick Adapter - Share Project - PCBWay
SPEEDLINK SL-650212-BKRD Competition PRO EXTRA USB Joystick - Anniversary Edi... | eBay
Jan Beta - Classic Atari Joystick to USB Adapter - The Oasis BBS
RetroFun! Connect joystick Pegasus Sega Commodore to PC USB New | eBay
Competition Pro USB Joystick + '99 Best of C64 Classix®' Games Collection, Jöllenbeck GmbH, Press release - PresseBox
Connect USB Joystick to Commodore C64 - Hackster.io
USB Joystick Adapter from Retronic Design on Tindie
Retronics USB Joystick Adapter and Other Coolness with V-USB | Code and Life
RetroFun! Connect joystick Pegasus Sega Commodore to PC USB New | eBay
Amazon.com: The C64 Micro Switch Joystick (Electronic Games) : Video Games
Pc/c64 Mini Joystick Usb Commodore 64 Mini 4020628768072 | ALEX.IT
Resurrect your DB9 joystick, Mayflash USB Adapter Review – Vintage is The New Old