In order to use cheat codes in Project Zomboid, you must have administrator rights on the server.
Use the in-game chat to enter the cheat code.
(the cheat code must start with a / ), then send the command to the chat.

/addalltowhitelist - add all players with a password to the "white" list.
/alarm — trigger a siren in the room where the administrator is located.
/chopper - cause the sound of a helicopter from an arbitrary player.
/connections — to get information about all connections.
/gunshot – make a gunshot sound next to a random player.
/help - show all available commands.
/players – call up a list of all connected players.
/quit - stop the server with a previous save.
/reloadoptions — Reload options from the "ServerOptions.ini" file.
/sendpulse — displays server performance to the client.
/showoptions — Displays server options.
/ Startrain - cause rain.
/stoprain - remove rain.
/thunder start – cause thunder.
/thunder stop - remove thunder.
/save – save server progress.

Please note that when entering these commands, instead of the word "name" you need to write the nickname of a certain player, instead of the word "number" - write the desired value, instead of "SteamID" - the digital identifier of the player's account, instead of the word "reason" - specify the reason for ban

/additem "name" "item name" - add an item to a specific player. If you do not enter a name, you will receive this item.
/adduser "name" "password" - add a new player to the "white list" with a password.
/changepwd "password" - change the password.
/addusertowhitelist "name" - add a user with a password to the whitelist.
/addvehicle "vehicle name" "name" - give the selected player a new vehicle.
/addxp "name" "parameter name" = "number" - give additional experience in a specific skill to a specific player.
/banid "SteamID" - ban the player by the digital ID of the Steam account.
/unbanid "SteamID" - unban the player by the digital identifier of the Steam account.
/banuser "name" -ip -r "reason" - ban the player by name and IP address with the reason. The IP address and reason can be omitted.
/unbanuser "name" - unban the player by name.

/voiceban "name" -true - block the player's voice chat.
/voiceban "name" -false - unblock voice chat to the player.
/createhorde "number" "name" - call a certain number of zombies to a specific player.
/disconnect "number" – disconnect the player from the client server by the connection number.
/godmode "name" -true - make a certain player immortal.
/godmode "name" -false - disable immortality for a specific player.
/invisible "name" -true - enable invisibility for a specific player.
/invisible "name" -false - disable invisibility for a specific player.
/kickuser "name" -r "reason" - disconnect the player with a reason. It is not necessary to enter it.
/noclip "name" -true - allow a specific player to walk through walls.
/noclip "name" -false - disable the ability of a certain player to walk through walls.
/reloadlua "file name" - reload the lua file

/removeuserfromwhitelist "name" - remove the player from the "white" sheet.
/servermsg "message" — send a message to the entire server.
/grantadmin "name" - grant server moderator authority to a certain player.
/removeadmin "name" - remove server moderator rights from a specific player.
/teleport "player" - teleport yourself to a certain player.
/teleport "player 1" "player 2" - teleport one specific player to another.
/teleportto "digit", "digit" - teleport yourself to the specified coordinates.
/changeoption "setting name"="value" — change server settings.