Sendmail Alternatives [Page 3]

The Courier mail transfer agent (MTA) is an integrated mail/groupware server based on open...

Open Source

Alpine is a fast, easy to use email client that is suitable for both the inexperienced email user...

The #1 email warming service to improve your deliverability by generating realistic and meaningful engagement to your emails. Easy-to-use solution to help you land in the main inbox instead of the spam folder.

Visit website paid $19.5 / Monthly (Pro)

NikaMail is a portable, extendable, zero-config email server.

Learn why more developers choose SendGrid for their email deliverability service to send transactional emails triggered by web apps. Get started for free

A set of powerful APIs that enable you to send, receive and track email from your app effortlessly whether you use Python, Ruby, PHP, C#, Node.js or Java.

Open Source

The Mercury Mail Transport System is a mail server that sends and receives messages on behalf of a...

Open source SMTP server written in Node.js

Open Source

EmailSuccess is an advanced MTA built to handle the most critical reliability, performance, security, and deliverability requirements.

Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!

MailHog is an email testing tool inspired by MailCatcher, but easier to install.

Open Source

MailChimp is the best way to design, send, and share email newsletters.

SMTP provides scalable affordable email infrastructure for all your sending needs.

Free utility to send emails from the command line. No Installation. All contained in one file.

Open Source