Examples

Some examples of projects people have done using the library:

Video Tutorials

Arduino Joystick 2.0 Library - Beginners Guide - A great tutorial by DCFreelanceAudio that includes a demonstration on how to give your Arduino board a custom name.

Super Smooth Joystick and Throttle by Rudy - Build your own ‘super smooth’ joystick and throttle that can be used with flight simulators or racing games.
R/C Car Racing VRC Dongle by Gary Crowell
Wireless RC Simulator Dongle by Montis - How to build a wireless simulator dongle.
Hall Effect Joystick - Example joystick using a Hall effect sensors.
USB Gear Stick / H-shifter by Oli Norwell - Build a USB gear stick / shifter that will work with any PC racing game.

Super Nintendo Entertainment System (SNES) Controller/Gamepad to Windows/Linux (RetroPie) USB by John Milner - Instructions to bring back to life an old controller with native plug-and-play support for Microsoft Windows 7+ and Linux/RetroPie using an ATmega32u4 based Arduino.
Classic Game Console Joystick to USB Adapter by Matthew Heironimus - An adapter to allow old Atari 2600, ColecoVision, or Coleco ADAM game controllers to appear as generic USB game controllers.

USB Gamepad Controller - How to program the Pro Micro (atmega32u4) as a USB Gamepad controller.
DIY Joystick by Neil Balmer - Make your own C64 zipstick/competition pro style joystick.
Create a Joystick Using the Arduino Joystick Library 2.0 by Matthew Heironimus - A simple example demonstrating how to create a USB gamepad using the library.
RealRobots Controller Firmware by Jake Wilkinson - Allows RealRobots to be seen as a HID game controller and translates any buttons, potentiometers etc. as game controller inputs.