224 Open source projects that are alternatives of or similar to Smtpserver

A Lightweight High Performance ESMTP email server

Magento 2 SMTP Extension helps the owner of store simply install SMTP (Simple Mail Transfer Protocol) server which transmits the messages into codes or numbers.

Golang SMTP server

End-to-end encrypted email for the mesh networking age

Collaborative open-source successor to qmail

A Python Mail Server

Plugin for the Haraka SMTP server to store incoming and outgoing emails to MongoDB

Mirrored 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

📫 SMTP Server + Web Interface for viewing and testing emails during development.

mailproxy 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.

Run ProtonMail Bridge in a docker container

Smtp server for mass emailing, managing email lists and more. Built on .NET Core. Linux, MAC and Windows compatible.

Mini SMTP server written in golang

Simple SMTP server / postfix null relay host for your Docker and Kubernetes containers. Based on Alpine Linux.

Create custom SMTP servers on the fly

netDumbster is a .Net Fake SMTP Server clone of the popular Dumbster

Exim Mail Transport Agent - source, testsuite and documentation

SMTP-proxy that DKIM-signs e-mails before submission to an upstream SMTP-server.

Disposable webmail server (similar to Mailinator) with built in SMTP, POP3, RESTful servers; no DB required.

Local, web-based mail server application. Slurp mails into oblivion!

Sendria (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.

Simple and easy to use catch-all SMTP mail server and debugging tool

Papercut SMTP -- The Simple Desktop Email Server

SMTP server (library) for receiving emails, written in pure PHP.

SMTP mock server written on Golang. Mimic any 📤 SMTP server behavior for your test environment with fake SMTP server.

SMTP docker container

Blackhole is an MTA written on top of asyncio, utilising async and await statements that dumps all mail it receives to /dev/null.

A reimplementation of the Python stdlib smtpd.py based on asyncio.

A simple, coroutine based Kotlin Email API for both client- and server-side projects

Send nice emails

Fullstack, security focused mailserver based on OpenSMTPD for OpenBSD using ansible

Simple and secure contact form using Ajax, validations inputs, SMTP protocol and Google reCAPTCHA v3 in PHP.

The classic email sending library for PHP

⚡️Arduino Mail Client Library to send, read and get incoming mail notification for ESP32, ESP8266 and SAMD21 devices. The library also supported other Arduino devices using Clients interfaces e.g. WiFiClient, EthernetClient, and GSMClient.

[NEW] : Simple Mail Transfer Protocol (SMTP) CHECKER - CRACKER Tool V3

Sending HTML email using Go 💌

Dockerized SMTP/IMAP server for development

Questions and support for Mailcoach

A lightweight SMTP mail library

Zmail makes it easier to send and retrieve emails in python3

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

Simple PHP SMTP Mail Send Script

An SMTP server that converts emails into Pushover notifications.

Golang package for send email. Support keep alive connection, TLS and SSL. Easy for bulk SMTP.

Try to determine what Linux/Unix distribution is running on a remote host and get a hint if security updates are applied.

🌈 A simple implementation example with and without email-templates using mailer module for nest js built on top of nodemailer.

An email spoofing testing tool that aims to bypass SPF/DKIM/DMARC and forge DKIM signatures.🍻

SMTP DANE testing tool

'DANE for SMTP' wiki

基于 Net.Mail 封装的发送邮件工具类。仅需一行代码，发送邮件。支持自定义邮件发出邮箱、发出方名字等。 支持SSL加密发送。 多个接收人、抄送人。支持群发独显。 支持添加附件、多个附件。 目前大部分主流邮箱全支持。

Run sogo in a docker container.

bruteforcing gmail (TLS/SSL)

Smart Bulk Email Sender with Mail Merge, Delay between Emails and HTML Content

Simple, modern & fast web-based email client

Functional HTML forms for Front-End Developers.

一款基于VUE3.0的开源免费的卡密发卡系统，高效、稳定可靠。

A throwaway smtp server with API

SMTP and IMAP checker / cracker for mailpass combolists with a user-friendly GUI, automated inbox test and many more features.

Actively maintained fork of gomail. The best way to send emails in Go.

Fake SMTP server that prints emails to stdout