The wIRCD user modes include:
o - (IRCops only) Auto-set when a globop /opers.
O - (IRCops only) Auto-set when a locop /opers.
i - Makes you invisible to /who and and /names.
w - See wallops.
s - See server notices.
g - See globops.
h - (IRCops only) See helpops.
c - (IRCops only) See client connect and disconnect notices.
f - (IRCops only) See flood notices.
a - (SAdmins only) Be able to use /samode.
A - (Admins only) Be able to use /akill, /rakill, etc.
b - (IRCops only) Use and see chatops

/locops
Description: Used to send a message to all +g users on your local server.
Syntax: /locops <message>
Example: /locops Hi guys.

/globops
Description: Used to send a message to all +g users network-wide
Syntax: /globops <message>
Example: /globops Hi guys.

/chatops (b umode only)
Description: Used to send a message to all IRCops that have umode +b set.
Syntax: /chatops <message>
Example: /chatops Hi guys.