Displaying 1 to 20 from 200 results

JavaMail - Java library to build Mail and Messaging Applications

  •    Java

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.

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.

node-imap - An IMAP client module for node.js.

  •    Javascript

node-imap is an IMAP client module for node.js.This module does not perform any magic such as auto-decoding of messages/attachments or parsing of email addresses (node-imap leaves all mail header values as-is).




Mailspring - A beautiful, fast Webmail

  •    Javascript

Mailspring is built on the modern web with Electron, React, and Flux. It is designed to be extensible, so it's easy to create new experiences and workflows around email.

Rainloop Webmail - Simple, modern & fast web-based email client

  •    PHP

Simple, modern & fast web-based email client.Modest system requirements, decent performance, simple installation and upgrade, no database required - all these make RainLoop Webmail a perfect choice for your email solution.

Claws Mail - Email Client and News Reader Based on GTK+

  •    C

Claws Mail is a GTK+ based, lightweight, and fast e-mail client and newsreader. Supports POP3, APOP, IMAP, SMTP, SMTP AUTH, NNTP, LDAP, multiple accounts, spell-checking, addressbook, SSL, GPG, filtering, i18n, & more. It is further extended by plugins. Lots of extra functionality, like an RSS aggregator, calendar, or laptop LED handling, are provided by extra plugins.

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.


Roundcube Webmail - Browser-based multilingual IMAP client

  •    PHP

Roundcube Webmail is a browser-based multilingual IMAP client with an application-like user interface. It provides full functionality you expect from an email client, including MIME support, address book, folder management, message searching and spell checking.

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.

Jodd - The Unbearable Lightness of Java

  •    Java

Jodd is developer-friendly set of Java microframeworks, tools and utilities, under 1.7 MB. Build with common sense to make things simple, but not simpler. Its feature include slick IoC container, elegant MVC framework, unique AOP engine, thin DB-object mapper, standalone transaction manager, focused validation tool, versatile HTML parsers, pages decorator, super properties, powerful BeanUtil, timeless JDateTime, easy email, many super utilities... and more.

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.

Mail-in-a-Box - One click easy-to-deploy SMTP server

  •    Python

Mail-in-a-Box helps individuals take back control of their email by defining a one-click, easy-to-deploy SMTP+everything else server: a mail server in a box. Mail-in-a-Box lets you become your own mail service provider in a few easy steps. It’s sort of like making your own gmail, but one you control from top to bottom. Technically, Mail-in-a-Box turns a fresh cloud computer into a working mail server. But you don’t need to be a technology expert to set it up.

neomutt - :email: Teaching an Old Dog New Tricks -- IRC: #neomutt on irc.freenode.net

  •    C

Hopefully this will build the community and reduce duplicated effort. NeoMutt was created when Richard Russon (@FlatCap) took all the old Mutt patches, sorted through them, fixed them up and documented them.

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.

SPStorkController - Now playing controller from Apple Music, Mail & Podcasts Apple's apps.

  •    Swift

Controller as in Apple Music, Podcasts and Mail apps. Simple adding close button and centering arrow indicator. Customizable height. Using custom TransitionDelegate. Alert you can find in SPAlert project. The Swift Package Manager is a tool for managing the distribution of Swift code. It’s integrated with the Swift build system to automate the process of downloading, compiling, and linking dependencies.

Postfix - Mail Server

  •    C

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.

Thunderbird - Email Client

  •    C++

Thunderbird is most popular simple e-mail, newsgroup and news feed client. It is comparable to Microsoft outlook. It supports features such as Firefox's tabbed browsing, Email search, Message archive, Spam filtering, Message grouping, SSL, TLS, POP3 and IMAP support and lot more.

Mail Archiva - Email Archiving

  •    Java

MailArchiva is a powerful, full featured email archiving (email archiver) and compliance solution for mail systems. It stores all incoming, outgoing and internal emails for long term storage. It complies with email archiving regulations. Search support is provided to retrieve mails faster. Duplicate messages are identified and only one copy of the mail is stored. MailArchiva is capable of archiving emails to a wide range of network storage devices and storage arrays.

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

  •    Perl

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.





We have large collection of open source products. Follow the tags from Tag Cloud >>


Open source products are scattered around the web. Please provide information about the open source projects you own / you use. Add Projects.