Channel modes control how a channel behaves. Only channel operators (or owners) can change modes using /mode.
User Modes
+q
—
Owner
: Channel owner with full control (~).
+o
—
Operator
: Channel operator (@).
+h
—
Half-Operator
: Limited operator (%).
+v
—
Voice
: Can speak in moderated channels (+).
Channel Modes
+m
—
Moderated
: Only operators and voiced users can speak.
+i
—
Invite Only
: Users must be invited to join.
+t
—
Topic Lock
: Only operators can change the topic.
+k
—
Key
: Requires a password to join.
+l
—
User Limit
: Limits the number of users.
+n
—
No External
: Only members can send messages.
+s
—
Secret
: Channel hidden from /list and /whois.
+p
—
Private
: Channel shown as "Prv" in /list.
+c
—
Strip Colors
: Remove formatting from messages.
+R
—
Registered Only
: Only registered users can join.
+K
—
No Knock
: Disable /knock requests.
+j
—
Join Throttle
: Limit join rate.