3mux is a terminal multiplexer with out-of-the-box support for search, mouse-controlled scrollback, and i3-like keybindings.
3mux aims for full usability without needing configuration, although it does have a configuration file.
3mux is free and open source software.
Key Features
- Batteries included – all possible parts required are available for full usability.
- i3-like keybindings. For example the keybindings Alt+H and Alt+V turn a terminal into a container and set to split direction.
- Session management:
- Create, attach to, or detach from a session.
- Alt+N/Alt+Enter Create new pane.
- Alt+Shift+Q Close pane.
- Alt+Shift+F Make pane fullscreen.
- Alt+Shift+Arrow Move pane.
- Alt+Arrow Move selection.
- Alt+/ Toggle search.
- Optionally interactive.
- Self-documenting.
- Search.
- Scrollback.
- Mouse support.
- Drag to resize panes.
- Click to select pane.
- Scrollwheel.
- Supports bold text.
- Support for reverse styling (swap foreground & background).
- Good color support including background coloring in Vim.
Website: github.com/aaronjanse/3mux
Support:
Developer: Aaron Janse and contributors
License: MIT License

3mux is written in Go. Learn Go with our recommended free books and free tutorials.
Related Software
| Terminal Multiplexers | |
|---|---|
| Zellij | Terminal workspace with batteries included |
| tmux | Truly sublime terminal multiplexer which uses a client-server model |
| Tmuxinator | Create and manage complex tmux sessions easily |
| Byobu | Powerful, text based window manager and shell multiplexer |
| vtm | Terminal multiplexer with window manager and session sharing |
| Screen | Terminal multiplexer with VT100/ANSI terminal emulation |
| TUIOS | vim-like modal interface with comprehensive keyboard shortcuts |
| 3mux | Terminal multiplexer inspired by i3 |
| mtm | Micro terminal multiplexer |
| TERM39 | Modern terminal multiplexer with classic MS-DOS aesthetic |
| tab | Intuitive, config-driven terminal multiplexer |
| dvtm | Dynamic virtual terminal manager |
Read our verdict in the software roundup.
Explore our comprehensive directory of recommended free and open source software. Our carefully curated collection spans every major software category.This directory is part of our ongoing series of informative articles for Linux enthusiasts. It features hundreds of detailed reviews, along with open source alternatives to proprietary solutions from major corporations such as Google, Microsoft, Apple, Adobe, IBM, Cisco, Oracle, and Autodesk. You’ll also find interesting projects to try, hardware coverage, free programming books and tutorials, and much more. Discovered a useful open source Linux program that we haven’t covered yet? Let us know by completing this form. |

