Repository Index

Production-ready fullstack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.) running inside a container.

• mailserver
• mail
• postfix
• dovecot

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

• ruby
• mail
• smtp
• postal

BillionMail gives you open-source MailServer, NewsLetter, Email Marketing — fully self-hosted, dev-friendly, and free from monthly fees. Join the discord: https://discord.gg/asfXzBUhZr

• email-marketing
• mail
• mailserver
• email

All-in-one Mail & Collaboration server. Secure, scalable and fluent in every protocol (IMAP, JMAP, SMTP, CalDAV, CardDAV, WebDAV).

• imap
• jmap
• mail
• rust

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.

• smtp
• email
• mail
• server

mailcow: dockerized - 🐮 + 🐋 = 💕

• mailcow
• mailserver
• groupware
• sogo

TranslatedCloudFlare free temp domain email, free to send and receive, temporary domain mailbox, supports attachments, IMAP, SMTP, TelegramBot

• cloudflare-email
• cloudflare-pages
• cloudflare-workers
• email

Insular email distribution - mail server as Docker images

• docker
• email
• imap
• pop3

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

• maildev
• smtp
• nodemailer
• docker

✉️ Composable all-in-one mail server.

• imap
• smtp
• mail
• dkim

modern full-featured open source secure mail server for low-maintenance self-hosted email

A fast, highly extensible, and event driven SMTP server

• smtp
• mta
• javascript
• spf

Mail hosting made simple

• javascript
• email
• django
• postfix

Opinionated email server

• imap-server
• lmtp
• mongodb
• pop3-server

Full-featured, open source mail server solution for mainstream Linux/BSD distributions.

• email
• server
• foss
• freebsd

Open-source, privacy-focused email service for custom domains. Free email forwarding, encrypted mailboxes (IMAP/POP3), SMTP sending, calendars and contacts (CalDAV/CardDAV), webhooks, and an email API. Self-host it with Docker. A private alternative to Gmail, Mailchimp, and SendGrid.

• caldav
• carddav
• custom-domain
• email

Dovecot mail server

• imap4
• pop3
• submission
• lmtp

Open Source standalone trashmail solution that ships its own mail server

• trashmail
• selfhosted
• docker
• python

A SMTP Server component written in C#

• smtp-server
• smtp
• dotnet

Cyrus IMAP is an email, contacts and calendar server

This is official OpenSMTPD Portable repository. Forks, pull requests and other contributions are welcome!

The open-source Amazon SES replacement. Built in Rust.

• amazon-ses
• deliverability
• dkim
• email