Compare software

dtach vs Zellij: catalog facts
dtach	Zellij
Free Free and open source.	Free Free and open source under the MIT licence.
macOS, Linux, Command line	Windows, macOS, Linux, Command line
Very small and simple Keeps programs running after a terminal disconnects	On-screen key hints, so it is usable without memorising anything first Floating and stacked panes that tmux does not have
No windows, splits or scrollback like tmux or screen Infrequent development	Fewer years of accumulated configuration and scripts than tmux The status bar uses screen space until you turn it off
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 21, 2026

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