💌 A beautiful, fast and fully open source mail client for Mac, Windows and Linux.

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

mailcow: dockerized - 🐮 + 🐋 = 💕

A cross-platform .NET library for IMAP, POP3, and SMTP.

Insular email distribution - mail server as Docker images

Event-driven networking engine written in Python.

Secure & Modern All-in-One Mail Server (IMAP, JMAP, POP3, SMTP)

✉️ Composable all-in-one mail server.

CLI to manage emails

Simple, modern & fast web-based email client

Imapsync is an IMAP transfers tool. The purpose of imapsync is to migrate IMAP accounts or to backup IMAP accounts. IMAP is one of the three current standard protocols to access mailboxes, the two others are POP3 and HTTP with webmails, webmails are often tied to an IMAP server. Upstream website is

✉️ Teaching an Old Dog New Tricks -- IRC: #neomutt on irc.libera.chat

📥 An IMAP library for clients and servers

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.

Read/sync your IMAP mailboxes (python2) [LEGACY: move to offlineimap3]

A third-party, open-source ProtonMail CardDAV, IMAP and SMTP bridge

Fake Protocol Server

Backup and Migrate IMAP Email Accounts

📥 An email client that functions like a kanban board.

Python IMAP for Human beings