msmtp

Install command:
brew install msmtp

SMTP client that can be used as an SMTP plugin for Mutt

https://marlam.de/msmtp/

License: GPL-3.0-or-later

Formula JSON API: /api/formula/msmtp.json

Formula code: msmtp.rb on GitHub

Bottle (binary package) installation support provided for:

macOS on
Apple Silicon
tahoe
sequoia
sonoma
macOS on
Intel
sonoma
Linux ARM64
x86_64

Current versions:

stable 1.8.32

Depends on:

gettext 0.26 GNU internationalization (i18n) and localization (l10n) library
gnutls 3.8.10 GNU Transport Layer Security (TLS) Library
libidn2 2.3.8 International domain name library (IDNA2008, Punycode and TR46)

Depends on when building from source:

pkgconf 2.5.1 Package compiler and linker metadata toolkit

Analytics:

Installs (30 days)
msmtp 576
Installs on Request (30 days)
msmtp 575
Build Errors (30 days)
msmtp 0
Installs (90 days)
msmtp 1,431
msmtp --HEAD 3
Installs on Request (90 days)
msmtp 1,429
msmtp --HEAD 3
Installs (365 days)
msmtp 5,147
msmtp --HEAD 8
Installs on Request (365 days)
msmtp 5,134
msmtp --HEAD 8