Here is a list of commands that can be used when chatting.
Bans an user and kicks it from the room
/ban "{nickname}" {reason}
This command lists the banished users on the given channel
/banlist
Clears the room's messages (but not the chat file logs)
/clear
Connects to the chat
/connect {nickname}
Shows debug infos
/debug [userconfig|globalconfig|phpserver]
Shows the command list
/help
This command will identify the user admin rights
/identify {password}
Initialize the chat
/init
Invites other users into a channel
/invite {nickname to invite} [ {target channel} ]
Creates a new channel
/join {channelname}
Kicks the user from a channel
/kick "{nickname}" [ {reason} ]
/leave [ch|pv [[{channel|nickname}] {reason}]]
Writes a notable message
/me {message}
Change the nick (rename it) and notify all the joined channels/privmsg
/nick {newnickname}
Makes the user admin. Just changes the “isadmin” meta flag
/op {nickname}
Makes the user no-admin. Just change the “isadmin” meta flag
/deop {nickname}
/privmsg {nickname}
Logouts the user from the chat
/quit
Opens the url in the browser
/redirect url
This command deletes the cached configuration
/rehash
Sends a text to the room
/send {text to send}
Will unban the user
/unban {nickname}
/unban all
will unban all the users on this channel
Shows the script's version
/version
/who channel
Shows the user's details
/whois {nickname}