Poor man's USB Rubber Ducky - 2 USD cheap USB Hacking Device based on Digispark ATTINY85 - YouTube
Hardware-keyloggers/SMS based keylogger/README.md at master · michalmonday/ Hardware-keyloggers · GitHub
GitHub - kripthor/UberHid: USB MitM Wifi keylogger with keyboard and mouse injection capabilities
GitHub - luisbraganca/rubber-ducky-library-for-arduino: An Arduino library that allows you to use a cheap Arduino (Leonardo) as a Rubber Ducky
USB Comes To The ESP32 | Hackaday
wifi_keylogger/README.md at master · spacehuhn/wifi_keylogger · GitHub
KeySweeper — Arduino-based Keylogger for Wireless Keyboards
GitHub - spacehuhn/wifi_keylogger: DIY Arduino Wi-Fi Keylogger (Proof of Concept)
GitHub - samyk/keysweeper: KeySweeper is a stealthy Arduino-based device, camouflaged as a functioning USB wall charger, that wirelessly and passively sniffs, decrypts, logs and reports back (over GSM) all keystrokes from any
GitHub - justcallmekoko/Hardware-Keyloggers: Research done about modern hardware keyloggers
GitHub - tuconnaisyouknow/BadUSB_keyloggerInjector: This script allows you to inject an invisible keylogger thanks to a Bad USB.
KeySweeper — Arduino-based Keylogger for Wireless Keyboards
How to Inject Keystrokes into Logitech Keyboards with an nRF24LU1+ Transceiver « Null Byte :: WonderHowTo
The super tiny USB Rubber Ducky - Electronics-Lab.com