Grey list your server!
Grey list is an alternative to whitelisting, It allows non listed to players to join but not to interact or chat with anything as they are forced into spectator mode.

You can customize the message non listed players receive when they join the server.

Ops will automatically be greylisted upon joining the server.

Commands:
/greylist add <Player Name> - Adds a player to the greylist
/greylist remove <Player name> - Removes a player from the greylist
/greylist List , - Displays all players on the greylsit however this is displayed with their unique ID

Permissions:
greylist.manage - allows use of the commands

Config:
messages:
not-greylisted: "You are not greylisted and cannot perform this action."

allow-non-greylisted-chat: false

allowed-commands:
- /help
- /list
- /me

greylisted-players:
- 00000000-0000-0000-0000-000000000000
(Players are stored using their unique ID's you can manually add players however you will need to know their UID)