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Pop vs NeoMutt: catalog facts
Pop	NeoMutt
Free The open-source software is available without a license fee. Hosting, hardware and…	Free Free and open source under the GPL.
Windows, macOS, Linux, Command line	macOS, Linux, Command line
Offers interactive composition and a scriptable command-line mode.	Collects and maintains the Mutt patches that were previously scattered Notmuch tags and IMAP keywords as custom mailbox tags
Requires SMTP credentials or a supported sending-service account.	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: MIT	License: GPL-2.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 21, 2026

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