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psmux vs GNU Screen: catalog facts
psmux	GNU Screen
Free Free and open source under the MIT licence.	Free Free and open source GNU software.
Windows, Command line	macOS, Linux, Command line
Runs natively on Windows with no WSL Aims for tmux compatibility	Detach and reattach sessions so remote processes keep running Several shell sessions inside one terminal window
Windows only Younger project than tmux itself	Keyboard-driven interface takes time to learn No Windows version listed
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

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