Create a Joystick Using the Arduino Joystick Library 2.0 : 12 Steps (with Pictures) - Instructables
Digispark Board, Arduino ATtiny85 USB HID,DIY Arduino USB joystickt,DIY Arduino USB Keyboard,DIY Arduino USB mouse - SINONING- Electronics DIY Accessories Store
Digital Joystick to USB Adapter (diy, cheap and easy) - English Amiga Board
Arduino Joystick - Hackster.io
USB Joystick using Arduino for Robotics and Computer Game - Hackster.io
The 128 Button, 6 Axis, 17 Slider, 4 POV Hat Switch Joystick Controller | Hackaday
6 axis 12 button usb with "bigjoystick" HID firmware - Programming Questions - Arduino Forum
Create a Joystick Using the Arduino Joystick Library 2.0 : 12 Steps (with Pictures) - Instructables
FAST HID Joystick converter for 2 digital joysticks - Exhibition / Gallery - Arduino Forum
Digispark Board, Arduino Attiny85 Usb Hid,diy Arduino Usb Joystickt,diy Arduino Usb Keyboard,diy Arduino Usb Mouse - Parts & Accs - AliExpress
Create a Joystick Using the Arduino Joystick Library 2.0 : 12 Steps (with Pictures) - Instructables
Can Arduino make USB devices? Try using the HID function with Arduino Pro Micro (Leonardo)