This plugin allows for some basic control over creation. It's important to note that running worlds can be very straining on the server especially creating them so don't overdo it unless you know what you are doing.
Permissions: gworld - gives access to the command
gworld.goto - gives access to the goto sub command
gworld.create - gives access to the create sub command
gworld.remove - gives access to the remove sub command
gworld.list - gives access to the list sub command
Command: /gworld - Lists syntax of command. /gworld goto [World Name] - Brings you to the spawn point of a world. /gworld goto [World Name] [X] [Y] [Z] - Brings you to the cords in a world. /gworld create [World Name] - Creates a new void world under the given name. WARNING this can be very intensive on the server only run this command while the server is under maintenance. /gworld remove [World Name] - Deletes the world under the given name. /gworld list - Lists all of the worlds that your server is processing.