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tmux vs GNU Screen: catalog facts
tmux	GNU Screen
Free Free and open source under the ISC licence.	Free Free and open source GNU software.
macOS, Linux, Command line	macOS, Linux, Command line
Sessions survive a dropped SSH connection Splits and windows without needing the terminal emulator to support them	Detach and reattach sessions so remote processes keep running Several shell sessions inside one terminal window
The prefix-key model takes a while to become automatic Configuration is terse and the manual page is dense	Keyboard-driven interface takes time to learn No Windows version listed
Downloadable app	Downloadable app
Open source	Open source
License: ISC	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 23, 2026

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