tmux – Terminal Multiplexer

tmux is a terminal multiplexer that lets you switch easily between several programs in one terminal, detach them and reattach them to a different terminal. It is invaluable for remote work and managing multiple terminal sessions.

Key Features

• Session Persistence: Sessions survive disconnection
• Window Management: Multiple windows per session
• Split Panes: Divide windows into panes
• Customizable: Extensive configuration options
• Copy Mode: Scroll and copy text with keyboard

Installation

Install tmux on Ubuntu:

sudo apt update
sudo apt install tmux

Usage Examples

Common tmux operations:

# Start new session
tmux new -s mysession

# Split horizontally
Ctrl+b "

# Split vertically
Ctrl+b %

# Detach session
Ctrl+b d

# Reattach to session
tmux attach -t mysession

# List sessions
tmux ls

Benefits

tmux enables productive terminal workflows with persistent sessions. Whether managing servers remotely or organizing local development, tmux is essential for power users.

Download tmux