Magento 2 SmtpMagento 2 SMTP Extension helps the owner of store simply install SMTP (Simple Mail Transfer Protocol) server which transmits the messages into codes or numbers.
AiosmtpdA reimplementation of the Python stdlib smtpd.py based on asyncio.
SmtpdA Lightweight High Performance ESMTP email server
Mailproxymailproxy is a simple SMTP proxy. It receives emails through an unencrypted, unauthenticated SMTP interface and retransmits them through a remote SMTP server that requires modern features such as encryption and/or authentication. mailproxy is primarily useful for enabling email functionality in legacy software that only supports plain SMTP.
Docker PostfixSimple SMTP server / postfix null relay host for your Docker and Kubernetes containers. Based on Alpine Linux.
MaildroidMaildroid is a small robust android library for sending emails using SMTP server
NetdumbsternetDumbster is a .Net Fake SMTP Server clone of the popular Dumbster
Smtp4devsmtp4dev - the fake smtp email server for development and testing
SendriaSendria (formerly MailTrap) is a SMTP server designed to run in your dev/test environment, that is designed to catch any email you or your application is sending, and display it in a web interface instead of sending to real world.
MailslurperLocal, web-based mail server application. Slurp mails into oblivion!
Phpauth PHPAuth is a secure PHP Authentication class that easily integrates into any site.
InbucketDisposable webmail server (similar to Mailinator) with built in SMTP, POP3, RESTful servers; no DB required.
EximExim Mail Transport Agent - source, testsuite and documentation
PostfixadminPostfixAdmin - web based virtual user administration interface for Postfix mail servers
Smtp2httpA tiny software that receive a smtp request (email) and send it to the specified webhook as a http post request
Maildev📫 SMTP Server + Web Interface for viewing and testing emails during development.
NotqmailCollaborative open-source successor to qmail
smtp-dkim-signerSMTP-proxy that DKIM-signs e-mails before submission to an upstream SMTP-server.
yggmailEnd-to-end encrypted email for the mesh networking age
smtp-translatorAn SMTP server that converts emails into Pushover notifications.
siteSources of euregjug.eu
mailgrabSimple and easy to use catch-all SMTP mail server and debugging tool
smtpdSMTP server (library) for receiving emails, written in pure PHP.
fake-smtp-serverA simple SMTP Server for Testing purposes. Emails are stored in an in-memory database and rendered in a Web UI
MITMsmtpMITMsmtp is an Evil SMTP Server for pentesting SMTP clients to catch login credentials and mails sent over plain or SSL encrypted connections.
appBuggregator is a beautiful, lightweight debug server build on Laravel that helps you catch your smpt, sentry, var-dump, monolog, ray outputs. It runs without installation on multiple platforms.
webadminSophiMail Webadmin and Dashboard
OrigamiSMTPA TLS Enabled Fake SMTP Server for Development
holdmailHoldMail is a Java Application for proxying SMTP mail, providing a browsable viewer for captured emails.
docs📚 Documentation for the Postal mail server!
ohmysmtp-railsA plugin for ActionMailer to send emails via MailPace.com
mailamie🌈 Mailamie is a simple SMTP catch all server for testing written in PHP.
sarlaccSMTP server / sinkhole for collecting spam
blackholeBlackhole is an MTA written on top of asyncio, utilising async and await statements that dumps all mail it receives to /dev/null.
SimpleKotlinMailA simple, coroutine based Kotlin Email API for both client- and server-side projects
MailDemonSmtp server for mass emailing, managing email lists and more. Built on .NET Core. Linux, MAC and Windows compatible.
PyEmailerSend Emails In One Click With Python.
ControlCenterMirrored from GitLab! Monitoring and automation for Open Source email servers, starting with Postfix. Please do not submit issues or PRs here - join us at: https://gitlab.com/lightmeter
go-smtp-mockSMTP mock server written on Golang. Mimic any 📤 SMTP server behavior for your test environment with fake SMTP server.
smtprelaySimple Golang SMTP relay/proxy server