Showing entries 1-30 out of 30.

An advanced PostgreSQL-based IMAP/POP server
SMTP filter that allows to check for viruses using the ClamAV anti-virus software
SMTP-proxy that signs and/or verifies emails
Open source IMAP and POP3 email server written with security primarily in mind
Community Driven Antispam Filter
A mail transfer agent (MTA)
High performance, self-hosted, newsletter and mailing list manager with a modern dashboard
Web and API based SMTP testing
Mailing List Management Made Joyful
A sendmail/qmail/etc replacement MTA for hosts which relay to a fixed set of smart relays
A free implementation of the server-side SMTP protocol as defined by RFC 5321, with some additiona…
Extra plugins for the OpenSMTPD mail server
OpenSMTPD filter integration for the Rspamd daemon
Postfix activity overview
Open-Source Spam Filter
A simple and easy to administer mailing list server
A collection of postfix-related tools
Tiny POP3 daemon with security as the primary goal
A fast, easy to administer, and secure mail server
A postfix policy server to provide greylisting
Postfix Sender Rewriting Scheme daemon
Postfix policy engine for Sender Policy Framework (SPF) checking
Free software for managing electronic mail discussion and newsletter lists
Mailman archiver plugin for HyperKitty
Django project for Mailman 3 web interface
Advanced spam filtering system
Open source mailing list manager
A sendmail wrapper that calls the system sendmail
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