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

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