#-#
#-# Nick
#-#

Register current nickname.

/msg nickserv register you@example.com

Indent your nickname.

/msg nickserv identify

Set current nickname.

/nick vrachieru

#-#
#-# Networks / Servers
#-#

Bind nickname with network.

/network add -nick

Connect to the network.

/connect

List networks.

/network list

Bind server with network.

/server add -auto -network

List servers.

/server list

#-#
#-# Channels
#-#

Join to a channel.

/join #channel

Leave current channel.

/part

List who is at the channel.

#-#
#-# Windows
#-#

Open a private message, use /q or /wc also to close private window

/q, /query nick

Close window

/wc
/window close

Go to status window

Alt+1

Go to num window

Alt+

Go to previous window

Ctrl+P

Go to next window.

Ctrl+N

#-#
#-# Settings
#-#

List all setting = value settings

/set

List all timestamp* = value settings

/set timestamp

set the appearance of the timestamps, in this case add seconds.

/set timestamp_format = %H:%M:%S

Hide email from server

/msg nickserve SET HIDEMAIL ON

Save changes to irssi config file (~/.irssi/config).

/save

irssi.cheatsheet