Compare software

MuSSH vs shmux: catalog facts
MuSSH	shmux
Best for: System administrators repeating commands across multiple remote hosts	Best for: Administrators running the same command across several hosts
Free Free and open source under the GNU General Public License version 2.	Free Free and open source under the BSD 3-Clause license.
Linux, Command line	Command line
Runs commands or scripts across multiple SSH hosts Can use ssh-agent to reduce repeated authentication	Runs commands on many hosts concurrently Supports rsh, ssh and sh All 3 strengths for shmux Runs commands on many hosts concurrently Supports rsh, ssh and sh Can save output and exit codes for scripts
Requires SSH access to the target hosts	Requires access to the target hosts through a supported remote shell
Downloadable app	Downloadable app
Open source	Open source
License: GPL-1.0-or-later	License: BSD-3-Clause
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Sources for MuSSH sourceforge.net/projects/mussh Catalog checked October 8, 2026	Official website Full listing and sources Sources for shmux github.com/shmux/shmux Catalog checked October 8, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.