Tmux Quick Dev Reference

The tmux cheat sheet quick reference of most commonly used shortcuts and commands.

Tmux CLI

New session

Start a new session

$ tmux

Start a new named session

$ tmux new -s myname

Show all sessions

$ tmux ls

Attach session

Attach to last session

$ tmux a

Attach to named

$ tmux a -t myname

Kill session

Kill a session by name

$ tmux kill-ses -t myname

Kill sessions but the current

$ tmux kill-ses -a

Kill sessions but 'myname'

$ tmux kill-ses -a -t myname

Tmux help

$ tmux info

Config

Reload config

$ tmux source-file ~/.tmux.conf

Show config

$ tmux show-options -g

Copy Mode

Ctrl+b [ — Enter copy mode

<Space> — Start selection

Enter — Copy selection

q — Quit copy mode

Ctrl+b ] — Paste contents of buffer_0

Mainly works like selecting text in Vim

Tmux shortcuts

Getting started

Ctrl+b ? — List all shortcuts

Show every session, window, pane, etc.

$ tmux info

Panes (Splits)

Ctrl+b " / % — Split Horiz/Vert

Ctrl+b ! — Pane -> Window

Ctrl+b x — Kill pane

Ctrl+b <Arrow> — Navigate panes

Ctrl+b <Space> — Toggle layouts

Ctrl+b { / } — Move to Left/Right

Ctrl+b o — Goto next panes

Ctrl+b z — toggle full-screen

Ctrl+b ; — Toggle Last pane

Ctrl+b q — Show numbers

Ctrl+b q 0...9 — Goto # pane

Window (Tabs)

Ctrl+b c — Create window

Ctrl+b p / n — Previous/Next window

Ctrl+b " / % — Split Horiz/Vert

Ctrl+b w — List window

Ctrl+b , — Rename window

Ctrl+b f — Find window

Ctrl+b l — Last window

Ctrl+b . — Move window

Ctrl+b & — Close window

Ctrl+b 0...9 — Goto # window

Session (Set of Windows)

Ctrl+b d — Detach from session

Ctrl+b s — Show all sessions

Ctrl+b $ — Rename session

Ctrl+b ( / ) — Previous/Next session

Tmux Command Mode

Usage

Ctrl+b : — Enter command mode

Resizing

resize-pane -D 20 — Resize down

resize-pane -U 20 — Resize up

resize-pane -L 20 — Resize left

resize-pane -R 20 — Resize right

Listing

list-keys — All commands

list-panes — All panes

list-windows — All Windows

Copying

list-buffers — List all buffers

show-buffer — Show #0 contents

capture-pane — Copy of pane

choose-buffer — Show and paste

save-buffer a.txt — Save to file

delete-buffer -b 1 — Delete buffer 1

Setting

set -g OPTION — Set for all sessions

setw -g OPTION — Set for all windows

setw -g mode-keys vi — Enable vi-mode

set -g prefix C-a — Set prefix

Misc

swap-pane -s 3 -t 1 — Swap pane

swap-window -t -1 — Move to left

setw synchronize-panes — Sync Panes

join-pane -t :# — Join pane