Many projects have existed out there (check out @samyk !) that turn Arduino HID keyboard devices into USB rubber ducky-likes. However, these devices are already themselves HID devices, and just ...
Card readers with Wiegand26 protocol are sending only first 3 Bytes from the card Serial number (first 16 Byte block for UID0-UID3 / MANUFACTURER). Library is made for Arduino IDE and for Arduinos, ...