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Mutt vs NeoMutt: catalog facts
Mutt	NeoMutt
Free Free and open source.	Free Free and open source under the GPL.
macOS, Linux, Command line	macOS, Linux, Command line
Keyboard-driven and fast Works well over SSH	Collects and maintains the Mutt patches that were previously scattered Notmuch tags and IMAP keywords as custom mailbox tags
Steep learning curve No graphical interface	Terminal only, with a configuration file that must be written before it is useful Mutt's keybindings and terminology take real time to learn
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-2.0
No account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 21, 2026

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