Displaying 1 to 20 from 74 results

Postal - A fully featured open source mail delivery platform for incoming & outgoing e-mail

  •    Ruby

Postal is a complete and fully featured mail server for use by websites & web servers. Think Sendgrid, Mailgun or Postmark but open source and ready for you to run on your own servers. Postal was developed by aTech Media to serve its own mail processing requirements and we have since decided that it should be released as an open source project for the community.

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

  •    Javascript

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

mailin - Artisanal inbound emails for every web app

  •    Python

Mailin is an smtp server that listens for emails, parses them and posts them as json to the url of your choice. It checks the incoming emails dkim, spf, spam score (using spamassassin) and tells you in which language the email is written. Mailin can be used as a standalone application directly from the command line, or embedded inside a node application.

mountebank - Over the wire test doubles

  •    HTML

In fact, halfway through we discovered our corporate mocking software couldn’t handle the sheer amount of performance testing we were running as part of this effort (we completely crushed some pretty industrial enterprise software in the process). As a result, we made the call to move the entire program over to a Mountebank OSS-based solution with a custom provision to give us the ability to expand/shrink our mocking needs on demand. mountebank is the first open source tool to provide cross-platform, multi-protocol test doubles over the wire. Just point your application to mountebank instead of the real dependency, and test like you would with traditional stubs and mocks.




MailDev - :mailbox: SMTP Server + Web Interface for viewing and testing emails during development.

  •    Javascript

MailDev is a simple way to test your project's generated emails during development with an easy to use web interface that runs on your machine built on top of Node.js. If you want to use MailDev with Docker, you can use the djfarrelly/maildev image on Docker Hub. For a guide for usage with Docker, checkout the docs.

docker-mailserver - A fullstack but simple mailserver (smtp, imap, antispam, antivirus, ssl

  •    Shell

A fullstack but simple mail server (smtp, imap, antispam, antivirus...). Only configuration files, no SQL database. Keep it simple and versioned. Easy to deploy and upgrade. Before you open an issue, please have a look this README, the Wiki and Postfix/Dovecot documentation.

MailHog - Web and API based SMTP testing

  •    Go

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.

Hedwig - Send email to any SMTP server like a boss, in Swift and cross-platform

  •    Swift

Hedwig is a Swift package which supplies a set of high level APIs to allow you sending email to an SMTP server easily. If you are planning to send emails from your next amazing Swift server app, Hedwig might be a good choice. You can find more information on how to use Swift Package Manager in Apple's official page.


go-guerrilla - Mini SMTP server written in golang

  •    Go

Breaking change: The structure of the config has recently changed to accommodate more advanced TLS settings. A lightweight SMTP server written in Go, made for receiving large volumes of mail. To be used as a package in your Go project, or as a stand-alone daemon by running the "guerrillad" binary.

yagmail - yagmail makes sending emails very easy by doing all the magic for you

  •    Python

The goal here is to make it as simple and painless as possible to send emails. Similarly, I make use of having my username in a file named .yagmail in my home folder.

Mailu - Insular email distribution - mail server as Docker images

  •    Python

Mailu is a simple yet full-featured mail server as a set of Docker images. It is free software (both as in free beer and as in free speech), open to suggestions and external contributions. The project aims at providing people with an easily setup, easily maintained and full-featured mail server while not shipping proprietary software nor unrelated features often found in popular groupware. Most of the documentation is available on our Website, you can also try our demo server before setting up your own, and come talk to us on Matrix.

Haraka - A fast, highly extensible, and event driven SMTP server

  •    Javascript

Haraka is a highly scalable node.js email server with a modular plugin architecture. Haraka can serve thousands of concurrent connections and deliver thousands of messages per second. Haraka and plugins are written in asynchronous JS and are very fast. Haraka has very good spam protection (see plugins) and works well as a filtering MTA. It also works well as a MSA running on port 587 with auth and dkim_sign plugins enabled.

MailCatcher - Catches mail and serves it through a dream

  •    Ruby

MailCatcher runs a super simple SMTP server which catches any message sent to it to display in a web interface. Run mailcatcher, set your favourite app to deliver to smtp://127.0.0.1:1025 instead of your default SMTP server, then check out http://127.0.0.1:1080 to see the mail that's arrived so far.

NodeMailer - Send e-mails from Node.js

  •    NodeJS

NodeMailer helps to send mails from Node.JS applications.

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

  •    Go

MailSlurper is a small SMTP mail server that slurps mail into oblivion! MailSlurper is perfect for individual developers or small teams writing mail-enabled applications that wish to test email functionality without the risk or hassle of installing and configuring a full blown email server.

Dovecot - Secure IMAP and Pop3 server for Linux

  •    C

Dovecot is an open source IMAP and POP3 email server for Linux or UNIX-like systems written with security primarily in mind. Dovecot is an excellent choice for both small and large installations. It is fast, simple to set up, requires no special administration and it uses very little memory. Dovecot is NOT responsible for receiving mail from other servers. Dovecot presents mail already stored on the system to mail-user agents [MUA].

MailQ

  •    

MailQ makes it easier for developers to send mail messages from an application. The system sends mails based on a database queue system (store, send and track). The SMTP service availability is automatically managed. Developed in C# using Visual Studio 2008 and SQL Server

Baton - Simple SMTP proxy which routes the conversation to one or more backend servers

  •    Java

Baton is a simple proxy which accepts SMTP connections and routes them to one or more backend SMTP servers based on the envelope sender or recipients. The conversation is proxied in realtime without storing the mail content. There are no downloads but the code works - it is simple enough to be self-explanatory, especially with the test cases. Code derived from this project is used to implement the "fallback host" feature of the SubEtha mailing list server.

pigeon - Sending mails over HTTP.

  •    Javascript

Sending mails over HTTP.

hectane - Lightweight SMTP client written in Go

  •    Go

Hectane is both a Go package providing an SMTP queue for sending emails and a standalone application that exposes this functionality via an HTTP API.