msmtp
msmtp is an SMTP client.
16 Alternatives To msmtp
BulkMTA
BulkMTA is Commercial Mail Server Similar to PowerMTA.
CMail
CMail is a command line mailer, originally developed for testing mail server software, but is…
Courier-MTA
The Courier mail transfer agent (MTA) is an integrated mail/groupware server based on open…
Exim
Exim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix systems connected to the Internet.
Haraka
Open source SMTP server written in Node.js
Hectane
Lightweight, cross-platform SMTP client
Mail-in-a-box
Mail-in-a-Box provides webmail and an IMAP/SMTP server for use with mobile devices and desktop mail software and also includes contacts and calendar synchronization.
Mailer
Free utility to send emails from the command line. No Installation. All contained in one file.
Microsoft SMTP Server
Configure SMTP e-mail in IIS when you want to deliver e-mail messages from your site.
Mutt
Add forums and commenting to your site. Unlimited posts, users and traffic, for free. Embeddable, styleable and scriptable.
NikaMail
NikaMail is a portable, extendable, zero-config email server.
OpenSMTPD
OpenSMTPD is a FREE implementation of the server-side SMTP protocol as defined by RFC 5321, with…
PowerMTA
PowerMTA is an industrial-strength software for high-volume email delivery.
esmtp
esmtp is a user configurable relay-only Mail Transfer Agent (MTA) with a sendmail compatible syntax.
iRedMail
A fully fledged, free email server solution, an open source project (GPL v2).
sendEmail
sendEmail is a lightweight, command line SMTP email client.