psmux is a terminal multiplexer for Windows, bringing tmux-style split panes,
multiple windows, sessions, copy mode, mouse support, and a familiar keybinding
model to PowerShell and Windows Terminal. Ships with psmux, pmux, and tmux
aliases for drop-in tmux compatibility. No WSL, no Cygwin — pure Windows.
Publisher’s description
What is psmux?
psmux is an open-source terminals & cli tool program for Windows from Josh. It is written in PowerShell.
Installation and requirements
Official installers exist for 64-bit, ARM64 and 32-bit as Portable. It runs without installation (portable). It needs Windows 10 or newer.
Updates and version history
The current version is 3.4.0, released on October 13, 2026. 18 versions are listed since February 20, 2026, each with links to its own installer files. The last update is less than a month old.
Popularity and file types
The Chocolatey package has been downloaded 10,348 times. The source code on GitHub (psmux/psmux) has 3,717 stars. Similar programs include PowerShell, Oh My Posh and QPDF.
Project description on GitHub: “Tmux on Windows Powershell - tmux for PowerShell, Windows Terminal, cmd.exe. Includes psmux, pmux, and tmux commands. This is native High-Performance Tmux designed for Windows in Rust 🦀”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Native ARM64 build for Windows on Arm
- Portable: runs without installation
- Updated in the last two months
In short: psmux is an open-source terminals & cli tool tool for 64-bit, ARM64 and 32-bit PCs.
Is psmux safe to download?
- The file is served by github.com, the publisher’s own domain
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
A66B6BE7C13C6FA0DC3660A267B9E34EAA91A4EB7F07FBD55A0468018BD0F721· Open the VirusTotal report for this hash - The link has not been checked yet
- The source code is public
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Recent versions
All 18 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 3.4.0Latest | October 13, 2026 | — | 64-bit ZIPARM64 ZIP32-bit ZIP |
| 3.3.8 | August 24, 2026 | — | ARM64 ZIP64-bit ZIP32-bit ZIP |
| 3.3.7 | July 20, 2026 | — | 32-bit ZIPARM64 ZIP64-bit ZIP |
| 3.3.6 | June 13, 2026 | — | 32-bit ZIPARM64 ZIP64-bit ZIP |
| 3.3.5 | May 28, 2026 | — | 32-bit ZIPARM64 ZIP64-bit ZIP |
| 3.3.4 | April 28, 2026 | — | 64-bit ZIPARM64 ZIP32-bit ZIP |
| 3.3.3 | April 19, 2026 | — | ARM64 ZIP64-bit ZIP32-bit ZIP |
| 3.3.2 | April 9, 2026 | — | 64-bit ZIPARM64 ZIP32-bit ZIP |
Install from the command line
Silent install ›winget install --id marlocarlo.psmux -echoco install psmux -yRelated guide: How to use winget: install and update apps
Information
- Publisher
- Josh
- Category
- Terminals & CLI tools
- Licence
- MIT
- Price
- Free
- Source code
- github.com/psmux/psmux
- Written in
- PowerShell
- Requires
- Windows 11 / 10 (Windows 10+)
- Architecture
- 64-bit, ARM64, 32-bit
- Installer
- Portable
- Version
- 3.4.0
- Released
- October 13, 2026
- Added to the catalogue
- February 20, 2026
- Versions listed
- 18
- Chocolatey downloads
- 10,348
- GitHub stars
- 3,717
- GitHub forks
- 231
- Website
- github.com
- winget ID
- marlocarlo.psmux
- Chocolatey package
- psmux
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is psmux free?
Yes. psmux is open-source software under the MIT licence.
Is psmux safe to download?
The download comes from github.com, which belongs to the publisher; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install psmux with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Which Windows versions does psmux support?
The installer requires Windows 10 or newer and is available for 64-bit, ARM64 and 32-bit.
Does psmux run on ARM (Windows on Arm)?
Yes, there is a native ARM64 installer.
Where can I download an older version of psmux?
The versions page lists all 18 versions with links to their official installer files, back to February 20, 2026.
Can I use psmux without administrator rights?
Yes, it is portable: unpack and run it.
What are alternatives to psmux?
PowerShell, Oh My Posh, QPDF, Alacritty and fzf. The alternatives page compares them.
