Console

server.console: the operator console on stdin (started by listen() unless { console: false }).

command(name, usage, (args, rest) => ...)	Adds a command. Throwing prints the error.
run(line)	Runs a line as if typed.

Built in: help, players, time [HH:MM], freeze, unfreeze, skin <id> <model|random>, say <text>, kick <id> [reason], tp <id> <x> <y> <z>, hp <id> <health> [armour], heal <id>.