Additionally you can use the following commands to customize the weapon spawns:

• l4f_weapontoconvert <weapon1>,<weapon2> (first given weapon will be converted to the second given one)
  
• l4f_weapontoremove <weapon> (given weapon will not spawn)
  
• l4f_defaultitem <item> (Survivors will spawn with the given item)

You can add multiple lines of the same command to customize all the weapons you want (one command on each line).

Example:
In the example above the first aid kits will be replaced by pain pills, smg by pump shotgun, pistols will not spawn at all and survivors will spawn with a chainsaw instead.

You can even convert the infected types with the command:

• l4f_zombietoconvert <infected_type_id1>,<infected_type_id2> (first given infected type will be converted to the second one)

Example:
Here is the list of infected type IDs:

With the following command you can change all the Director's options you want:

• l4f_director.<director_option> <value> (a list of director options you can change can be found here)

Example:

With this command you can change the render settings of certain entities:

• l4f_render.<render_variable>.<entity_type> <value>

render_variable can be "mode", "fx", "color".
entity_type can be "survivor", "common", "smoker", "boomer", "hunter", "spitter", "jockey", "charger", "tank", "witch".
Example:
For a better example of what you can do with this command, check the "l4f_ghosts" mod from the Left 4 Fun sample mods addon.

The following command can be used to remove certain item / item spawns from the map:

• l4f_sanitize <type> (one type each line)

Example:
Here is the list of available types: