Self-hosted Email

Synovel Collabsuite is the name of a next generation and open source web server for the Linux operating systems that now features the chat and support for the calendars as well.

qmail is the name of an advanced level of mail transfer agent for the UNIX based operating systems.

The Mercury Mail Transport System is a mail server that sends and receives messages on behalf of a...

Email Marketing for Business Checkout a smart email marketing software that helps you grow your business & reach out to new customers.

Protect mail server against spam, viruses and malware with Proxmox Mail Gateway security for businesses, government, education and non-profit organizations.

RainLoop is a web based email client.

Open Source

Open source SMTP server written in Node.js

Open Source

Xeams is a secure and powerful mail server for that includes a powerful spam filtering engine that...

Sharing & communication software for business

Web App to manage only Postfix Aliases with a LARGE number of managed Domains (>hundreds).

ViMbAdmin (pronounced vim-be-admin and meaning Virtual Mailbox Administration) is intended as an...

Fast, safe, heavy mail solution.

The Cyrus IMAP server differs from other IMAP server implementations in that it is generally...