Swift Mailer - Powerful component based mailing library for PHP

•    PHP

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Swift Mailer is an established project that aims to provide the most flexible, powerful and cleanly written implementation of an outgoing mailer for PHP. It helps to Send emails using SMTP, sendmail, postfix or a custom Transport implementation of your own.

mail-library mailer email php-library

amavisd-new - interface between mailer (MTA) and content checkers

•    Perl

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amavisd-new is a high-performance interface between mailer (MTA) and content checkers amd virus scanners. It talks to MTA via (E)SMTP or LMTP or by using helper programs. It works best with Postfix, Sendmail and Exim v4, works with sendmail/milter, or with any MTA as a SMTP relay. The content received from the mail server is processed with Spam and Anti virus scanner and based on the results the mails will be quarantined.

content-filter interface mail-filter mail

Grove SMTP Mailer

•    DotNet

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Grove SMTP Mailer is a Simple and Open Source SMTP E-Mail Sender Written in Visual Basic by Hommerhart - Effect-7 Grove SMTP Mailer on SourceForge : https://sourceforge.net/projects/grovesmtpmailer/

attechment effect7

magento2-gmail-smtp-app - Configure Magento 2 to send email using Google App, Gmail, Amazon Simple Email Service (SES), Microsoft Office365 and many other SMTP (Simple Mail Transfer Protocol) servers

•    PHP

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Configure Magento 2 to send all transactional email using Google App, Gmail, Amazon Simple Email Service (SES), Microsoft Office365 or other SMTP server. Sending transactional emails to customers is a vital part of running an e-commerce store. Our free custom Magento extension integrates with all major email service provider and third-party SMTP server to reliably deliver messages in customers' inbox.

magento-2 magento2-extension gmail-smtp gmail ses smtp smtp-server magento custom-smtp office365 amazon-ses amazon mailgun mandrill hotmail sendgrid email elastic-email mailchimp mailserver

postal - Clojure email support

•    Clojure

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postal is a library for constructing and sending RFC822-compliant Internet email messages. It wraps the JavaMail package for message and SMTP support. It supports sendmail natively. Supports STARTTLS & SSL. Likewise substitute any tag name from git.

batemail

•    Perl

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A Perl script that you slip between your MTA (e.g. Sendmail) and your local mailer to remove executable (.EXE, .COM, .VBS, etc.) MIME attachments from email messages.

smtp-validate-email - A PHP class for performing email addresses validation via SMTP

•    PHP

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Perform email address validation/verification via SMTP. The SMTPValidateEmail\Validator class retrieves MX records for the email domain and then connects to the domain's SMTP server to try figuring out if the address really exists.

smtp email-validation

C# Email Server - SMTP and POP3 Email Server in CSharp

•    CSharp

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C# Email Server (CES). Implements SMTP and POP3 components that can be used as a standalone server or as components in other applications. It is a port of the Java Email Server (JES). This component allows a program to accept incoming emails and process them using user defined logic.

smtp-server smtp pop3 mail-server email-server email

MailHog - Web and API based SMTP testing

•    Go

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MailHog is an email testing tool for developers. Configure your application to use MailHog for SMTP delivery, View messages in the web UI, or retrieve them with the JSON API, Optionally release messages to real SMTP servers for delivery. Inspired by MailCatcher, easier to install.Built with Go - MailHog runs without installation on multiple platforms.

mail-library email-library go-library smtp-server smtp test-smtp-server testing-tool smtp-sink email-server

Big Mass Mailer

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Bigg mass mailer will allow you ti import a mailing list in plain text with one email per line, and send a single mail to everyone in the list, ideal software if you want to mail newsletters for your clients.

email big-mass-bailer bulk-email email-list masss-mailer newsletter seo

Postfix - Mail Server

•    C

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Postfix is mail server that started life at IBM research as an alternative to the widely-used Sendmail program. Postfix attempts to be fast, easy to administer, and secure. The outside has a definite Sendmail-ish flavor, but the inside is completely different. It supports IPv6, DKIM, DomainKeys and SenderID authentication, SPF, Sendmail Milter (mail filter) protocol, Zombie blocker, TLS encryption, LDAP and it supports database like MySQL, PostgreSQL, Berkeley DB, Memcache.

mail mail-server smtp pop3 nntp mta mail-transfer-agent

Papercut - Papercut Simple Desktop SMTP Server

•    Javascript

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Ever need to test emails from an application or web site but don't want them accidently being sent or having to deal with the hassle of setting up a test email server? Papercut is a quick email viewer with a built-in SMTP server designed to only receive messages. It doesn't enforce any restrictions how you send your email. It allows you to view the whole email-chilada: body, html, headers, attachment down to the naughty raw bits. It can be set to run on startup and sits quietly minimized in the tray giving you a balloon popup when a new message arrives.Download Papercut.Setup.exe installer.

papercut smtp-server smtp testing server

mailit - A tiny drop-in REST API to send emails

•    Javascript

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A tiny drop-in REST API to send emails.Mailit is a drop-in microservice for sending emails over a REST API.

mail email smtp smtps imap pop3 mailer nodemail api microservice

SMTP wrapper (bbsendmail)

•    C

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Small SMTP wrapper designed to be used in chroot-ed environment as a sendmail command-line tool replacement. e.g. warpper can be used by php ( by function mail ) instead of using SMTP client written in php

MXRecordLookup

•    

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Now that Vista and above no longer includes a SMTP server it has made things harder for developers to test SMTP client code. That's where this steps in. Send the email directly to the SMTP server assigned to that email address by querying its MX record.

email mx-record smtp vista

Mock SMTP Server

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The Mock SMTP Server is a simple email server that only displays each email message it receives in the application window. It is intented to test applications that send email. It will not store or relay email. Only the minimum requirements of RFC 5321 are implemented.

mock server smtp

YAM - Yet Another Mailer

•    Flex

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YAM (short for Yet Another Mailer) is a commonly used MIME-compliant Internet mailer written for AmigaOS computers. It supports POP3, SMTP, TLSv1/SSLv3, multiple users, PGP, hierarchical folders, filters, a configurable GUI, an ARexx interface and more...

ASP.NET Upload Utility: Big Mailer

•    ASPNET

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Email something huge: The big mailer project allows you to upload large files to your website and then retrieve a convenient url for email and other uses.

big-mailer bigmailer-wcf-large clickonce pkgod services upload

BitMailer SMTP Client

•    C++

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BitMailer is a simple SMTP client based on jwSMTP mailer class with full SMTP authentification support. The simple commandline interface is designed for easy use especially in scripts. Support for TLS and additional authentification types coming soon.

JavaMail - Java library to build Mail and Messaging Applications

•    Java

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The JavaMail API is a set of abstract APIs that model a mail system. The API provides a platform independent and protocol independent framework to build Java technology based email client applications. The JavaMail API provides facilities for reading and sending email. Service providers implement particular protocols. Several service providers are included with the JavaMail API package; others are available separately.

email-library mail-library smtp-library pop3-library imap-library mail smtp imap pop3