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NeoMutt vs meli: catalog facts
NeoMutt	meli
Free Free and open source under the GPL.	Free Free and open source under the GPLv3.
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	Supports IMAP, Maildir, notmuch, JMAP and mbox Plain text configuration with sane defaults
Terminal only, with a configuration file that must be written before it is useful Mutt's keybindings and terminology take real time to learn	Described by its developers as experimental Non-UTF-8 encodings are read-only
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	License: GPL-3.0
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.