[1]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

References

   1. https://github.com/mossmann/retroreflectors