| AnalogSelector | Read a potentiometer or other analog input as a multi-selector switch. |
| Controller Utilities | Contains a number of useful tools for building custom game controllers. |
| FastLED NeoPixel | A library that allows you to reuse Adafruit NeoPixel animations with the FastLED library without having to rewrite them. |
| HID Buttons | Easily handle state changes for HID button inputs. |
| Nintendo Extension Ctrl | Library for talking to Nintendo extension controllers over I2C. |
| ServoInput | Read positional data from servo motors and drivers. |
| Sim Racing Library | Interface with sim racing peripherals including pedals, gear shifters, and handbrakes. |
| XInput | Library for emulating an Xbox controller over USB. |
| Xbox 360 Controller LEDs | Mimic the Xbox 360 controller's LED patterns. |