Compare software

tmux vs 3mux: catalog facts
tmux	3mux
Free Free and open source under the ISC licence.	Free Free and open source under the MIT license.
macOS, Linux, Command line	Command line
Sessions survive a dropped SSH connection Splits and windows without needing the terminal emulator to support them	i3-like keybindings and mouse controls Search and scrollback included
The prefix-key model takes a while to become automatic Configuration is terse and the manual page is dense	Requires a terminal
Downloadable app	Downloadable app
Open source	Open source
License: ISC	License: MIT
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 8, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.