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cmux vs Zentty: catalog facts
cmux	Zentty
Free Free and open source under the GPL.	Free Free to download and use.
macOS, iOS, Command line	macOS
Notification rings show which agent needs attention Vertical tabs with git branch, ports and directory	Worklanes keep parallel agent sessions in separate contexts Shows when an agent is waiting for input
macOS only on the desktop Focused on agent workflows, which may be more than a plain terminal user needs	macOS only Focused on agent workflows rather than general terminal use
Downloadable app	Downloadable app
Open source	Closed source
License: GPL	License not stated
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 Checked October 1, 2026	Official website Full listing and sources Checked October 2, 2026

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