tmux 3 cheatsheet

tmux 3: Commands and configuration

7 common tmux 3 tasks.

Open the command prompt

Type any tmux command, such as new-window.

Ctrl-b :

Send keys to another pane

Type a command into a session's pane from a script.

tmux send-keys -t work 'npm test' Enter

Show all key bindings

Show the key bindings in a searchable list.

Ctrl-b ?

Reload the configuration

Apply changes to ~/.tmux.conf without restarting tmux.

tmux source-file ~/.tmux.conf

Turn on mouse support

Click to select panes and windows, drag borders and scroll. Add it to ~/.tmux.conf.

set -g mouse on

Change the prefix to Ctrl-a

Replace the default prefix in ~/.tmux.conf.

unbind C-b
set -g prefix C-a
bind C-a send-prefix

Number windows from 1

Start window and pane numbering at 1 so the keys match the keyboard row.

set -g base-index 1
setw -g pane-base-index 1

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