399 Open source projects that are alternatives of or similar to Mailman

Isotope Mail Client

Striker is an offensive information and vulnerability scanner.

基于Tornado实现，提供Restful风格的API，提供基于RBAC的完善权限管理，可对所有用户的操作进行审计

Papercut SMTP -- The Simple Desktop Email Server

HTML and CSS Compatibility tables for emails

Powershell Logging Module

Swoosh <3 Phoenix

A Clojure library for parsing, downloading and reading email from IMAP servers.

[API v3] Official Mailjet API v3 NodeJS wrapper

A Django messaging library

The best free email forwarding for custom domains. Visit our website to get started (SMTP server)

WordPress Notification plugin

An Android Library for the creation of SendTo Intents with mailto: URI

Create transactional email with a fluent interface (.net)

Official Node.js library for the Postmark API

Send emails using Django template system

The legitimate email replacement — n-identity, decentralized, store-and-forward, open protocol, open source. (Server)

The one and only django app to receive & send mail with templates and multiple configurations.

Leaked? 2.1 - A Checking tool for Hash codes, Passwords and Emails leaked

The email service for when just "hey.com" isn't enough.

✅ A Go library for email verification without sending any emails.

[MIRRORING REPOSITORY] See https://gitlab.com/mailcare/mailcare. MailCare is an open source disposable email address services. Accessible via web browser or API to protect your privacy right now.

A simple (but correct) .NET class for validating email addresses

Mail app designed for elementary OS

Fully featured, open source, privacy friendly email app for Android

A dart package for many helper methods fitting common situations

Email open and click tracking library

Send email in Python conveniently for gmail using yagmail

mailing lists - the unix way

SparkPost client library for Node.js

📫 A serverless email server on AWS using S3 and SES

Work with email and mailbox by IMAP

A Node.js library to send all kinds of transactional notifications.

Directory of security contacts for blockchain companies

Mail hosting made simple

IP-Biter: The Hacker-friendly E-Mail (but not only) Tracking Framework

Email Integration for Mattermost

🚀 Create hundreds of free ProtonMail Email Accounts in the matter of minutes 🚀

Documentation for all the situations where WordPress core sends an email, how and when they happen, and how to filter or disable each one.

✉️ Display e-mails in your React.js projects. (Targets Gmail rendering.)

A Postmark adapter for Laravel

📩🛡 Email privacy. Anonymously send and receive with alias forwarding.

The magma server daemon, is an encrypted email system with support for SMTP, POP, IMAP, HTTP and MOLTEN,. Additional support for DMTP and DMAP is currently in active development.

Swift SMTP client

A ruby gem to check if the owner of a given email address or website is working for THE MAN (a.k.a verifies government domains).

A complete and Simple Nixos Mailserver

Add Gulp to your MJML workflow!

Convenient End-to-End Encryption for E-Mail

Send notification emails for pushes to a git repository (an improved version of post-receive-mail)

The missing desktop client for Gmail & Google Inbox

Automatic setup of user identity (user.email / user.name) on git clone

MJML: the only framework that makes responsive-email easy

Email OSINT & Password breach hunting tool, locally or using premium services. Supports chasing down related email

Email-based instant messaging for iOS.

A Foundation for Emails (Inky) template transpiler

A list of amazing Newsletters

A console-based mail-client with integrated Lua scripting support.

Free HTML Email Templates created using the Postcards - https://designmodo.com/postcards/

Stock market performance insights and trends in your inbox daily.

Find leaked emails with your passwords