mailsend-go - mailsend-go is a command line tool to send mail via SMTP protocol, written with golang.
CMail - CMail is a free Windows command line mailer with advanced message formatting options.
sendEmail - sendEmail is a lightweight, command line SMTP email client.
CheFSender - CheFSendeR is a simple command line tool to send emails.
Brevo - Innovative online Email Marketing solution to manage your contacts, create & send your newsletters and track your results. More than 80 000 clients. Best prices and attractive features.
Sendmail - Sendmail is a general purpose internetwork email routing facility that supports many kinds of...