https://github.com/mossmann/retroreflectors

CONGAFLOCK

A general purpose FET based RF retroreflector

FLAMENCOFLOCK

A retroreflector for PS/2 keyboard monitoring (unfinished)

RUMBAFLOCK

A general purpose PIN diode based RF retroreflector

SALSAFLOCK

A retroreflector for VGA monitoring (unfinished)

TANGOFLOCK

A retroreflector for USB keyboard monitoring