USB Pedal HID Keyboard With Arduino Leonardo : 9 Steps - Instructables
A USB HID Keyboard, Mouse, Touchscreen emulator with Teensy - CodeProject
Turn your ProMicro into a USB Keyboard/Mouse - SparkFun Electronics
How to Make a Arduino HID Keyboard : 18 Steps - Instructables
I bought some USB "ASP"s on Ebay. They were Chinsese knockoffs running the USB HID firmware. I fixed them and now I have 10 USB ASPs. : r/arduino
Digispark Board, Arduino ATtiny85 USB HID,DIY Arduino USB joystickt,DIY Arduino USB Keyboard,DIY Arduino USB mouse|Parts & Accessories| - AliExpress
Digispark Board, Arduino ATtiny85 USB HID,DIY Arduino USB joystickt,DIY Arduino USB Keyboard,DIY Arduino USB mouse|Demo Board Accessories| - AliExpress