Tmux Commands Reference
Introduction to Tmux
Tmux (Terminal Multiplexer) is a powerful terminal multiplexer for Unix-like operating systems.
It allows you to manage multiple terminal sessions from a single window, enhancing your command-line productivity.
Basic Tmux Commands
| Description | Command |
|---|
| Start a new session | $ tmux
|
| Start a new named session | $ tmux new -s myname
|
| Show all sessions | $ tmux ls
|
| Attach to the last session | $ tmux a
|
| Attach to a named session | $ tmux a -t myname
|
| Kill a session by name | $ tmux kill-ses -t myname
|
| Kill all sessions except the current | $ tmux kill-ses -a
|
| Kill all sessions except 'myname' | $ tmux kill-ses -a -t myname
|
| Reload Tmux configuration | $ tmux source-file ~/.tmux.conf
|
| Show global Tmux options | $ tmux show-options -g
|
| Display Tmux server information | $ tmux info
|
Tmux Copy Mode
Copy mode in Tmux allows you to select and copy text from your terminal buffer.
It mainly works like selecting text in Vim.
| Shortcut | Description |
|---|
Ctrl+b [ | Enter copy mode |
Space | Start selection |
Enter | Copy selection |
q | Quit copy mode |
Ctrl+b ] | Paste contents of buffer_0 |
Essential Tmux Shortcuts
Getting Started with Shortcuts
| Shortcut | Description |
|---|
Ctrl+b ? | List all shortcuts |
Panes (Splits)
| Shortcut | Description |
|---|
Ctrl+b " / % | Split Horizontally / Vertically |
Ctrl+b ! | Move pane to a new window |
Ctrl+b x | Kill current pane |
Ctrl+b <Arrow> | Navigate panes |
Ctrl+b Space | Toggle pane layouts |
Ctrl+b { / } | Move current pane Left / Right |
Ctrl+b o | Go to next pane |
Ctrl+b z | Toggle full-screen for current pane |
Ctrl+b ; | Toggle to last active pane |
Ctrl+b q | Show pane numbers |
Ctrl+b q 0...9 | Go to pane number |
Windows (Tabs)
| Shortcut | Description |
|---|
Ctrl+b c | Create new window |
Ctrl+b p / n | Previous / Next window |
Ctrl+b " / % | Split Horizontally / Vertically (within window) |
Ctrl+b w | List all windows |
Ctrl+b , | Rename current window |
Ctrl+b f | Find window by name |
Ctrl+b l | Go to last active window |
Ctrl+b . | Move current window |
Ctrl+b & | Close current window |
Ctrl+b 0...9 | Go to window number |
Sessions (Set of Windows)
| Shortcut | Description |
|---|
Ctrl+b d | Detach from current session |
Ctrl+b s | Show all sessions |
Ctrl+b $ | Rename current session |
Ctrl+b ( / ) | Previous / Next session |
Tmux Command Mode
Enter command mode by pressing Ctrl+b :.
This allows you to type Tmux commands directly.
Command Mode Usage
| Shortcut | Description |
|---|
Ctrl+b : | Enter command mode |
Resizing Panes (Command Mode)
| Command | Description |
|---|
resize-pane -D 20 | Resize pane down by 20 units |
resize-pane -U 20 | Resize pane up by 20 units |
resize-pane -L 20 | Resize pane left by 20 units |
resize-pane -R 20 | Resize pane right by 20 units |
Listing Information (Command Mode)
| Command | Description |
|---|
list-keys | List all key bindings |
list-panes | List all panes |
list-windows | List all windows |
Copying and Buffers (Command Mode)
| Command | Description |
|---|
list-buffers | List all paste buffers |
show-buffer | Show contents of buffer #0 |
capture-pane | Copy current pane's content to buffer |
choose-buffer | Show and paste from selected buffer |
save-buffer a.txt | Save buffer contents to a file |
delete-buffer -b 1 | Delete buffer number 1 |
Setting Options (Command Mode)
| Command | Description |
|---|
set -g OPTION | Set global option for all sessions |
setw -g OPTION | Set global option for all windows |
setw -g mode-keys vi | Enable vi-mode for copy mode |
set -g prefix C-a | Set prefix key to Ctrl+a |
Miscellaneous Commands
| Command | Description |
|---|
swap-pane -s 3 -t 1 | Swap pane 3 with pane 1 |
swap-window -t -1 | Move current window to the left |
setw synchronize-panes | Toggle synchronized input across panes |
join-pane -t :# | Join pane to target window/pane |
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