DikuMUD is _the_ influential mud code base. So many derivatives came from it - including my favorite, CircleMUD. There were also rumors that Everquest was direc

DikuMUD is _the_ influential mud code base. So many derivatives came from it - including my favorite, CircleMUD. There were also rumors that Everquest was directly inspired (and perhaps even some code lifted!) from DikuMUD. Millions of hours of gameplay across MUDs and MMORPGs owes its life to this C codebase built by a handful of university students in Denmark.