7/17/2013 - 4:13 AM


tmux cheatsheet

change binding of C-b

in ~/.tmux.conf:

set -g prefix Ctrl-a

As configured in my dotfiles.

start new:


use 256 color

tmux -2

start new with session name:

tmux new -s myname


tmux a  #  (or at, or attach)

attach to named:

tmux a -t myname

list sessions:

tmux ls

kill session:

tmux kill-session -t myname

In tmux, hit the prefix ctrl+b and then:


:new<CR>  new session
s  list sessions
$  name session

Windows (tabs)

c           new window
,           name window
w           list windows
f           find window
&           kill window
.           move window - prompted for a new number
:movew<CR>  move window to the next unused number

Panes (splits)

%  horizontal split
"  vertical split

o  swap panes
q  show pane numbers
x  kill pane
⍽  space - toggle between layouts
{  Swap the current pane with the previous pane.
}  Swap the current pane with the next pane.

Window/pane surgery

:joinp -s :2<CR>  move window 2 into a new pane in the current window
:joinp -t :1<CR>  move the current pane into a new pane in window 1


d  detach
t  big clock
?  list shortcuts
:  prompt



  • You can cmd+click URLs to open in iTerm.


  • Conf copy mode to use system clipboard. See PragProg book.
set -g prefix C-a
setw -g mode-keys vi

unbind [
bind Escape copy-mode
unbind p
bind p paste-buffer
bind-key -t vi-copy 'v' begin-selection
bind-key -t vi-copy 'y' copy-selection