River from Greek mythology
, separating the world of the living from Hades
, the world of the dead. Ferrying the souls of the dead across Styx is Charon
, the ferryman, whose pay is the two coins placed on the eyes of the dead before burial.
Also a UNIX/networking/design consultancy agency in Mexico City, employing people of many nationalities, including Mexican, French, Russian, merkin, and Norwegian. Styx runs a geek house where many of the employees live and work.