Alternatives to Mailer for all platforms with any license

sSMTP

sSMTP is a simple MTA to deliver mail from a computer to a mail server. sSMTP is simple and lightweight, there are no daemons or anything hogging up CPU; Just sSMTP....

Free Open Source Linux
No features added Add a feature

3 Like
blat

Blat is a small, efficent SMTP command line mailer for Windows. It is the SMTP *sending* part of an eMail User Agent (MUA) or eMail client. As such, Blat sends eMail via...

Free Open Source Windows
Command line interface Scripting Add a feature

8 Like
sendEmail

sendEmail is a lightweight, command line SMTP email client. If you have the need to send email from a command line, this free program is perfect: simple to use and...

Free Open Source Mac Windows Linux
Command line interface Scripting Add a feature

1 Like
CMail

CMail is a command line mailer, originally developed for testing mail server software, but is simple enough to use interactively. CMail supports IPv6, TLS/SSL...

Free Windows
Command line interface Support for IPv6 Scripting Add a feature

1 Like