You can use a public command by saying the following things on a channel:

• DF Command
• BOTNAME Command
• !Command

Command	Description	Flags Required
adduser	Give a user access - Syntax: adduser/moduser <user> <type>	L
deluser	Remove a users access - Syntax: deluser/remuser <user> <type>	L
moduser	Give a user access - Syntax: adduser/moduser <user> <type>	L
remuser	Remove a users access - Syntax: deluser/remuser <user> <type>	L