Showing entries 1-34 out of 34.
dovecotmail/dovecot
opensmtpdmail/opensmtpd
SMTP filter that allows to check for viruses using the ClamAV anti-virus software
SMTP-proxy that signs and/or verifies emails
dovecotdovecot
Open source IMAP and POP3 email server written with security primarily in mind
Community Driven Antispam Filter
A mail transfer agent (MTA)
Web and API based SMTP testing
An email and SMTP testing tool with API for developers
Mailing List Management Made Joyful
Modern full-featured open source secure mail server for low-maintenance self-hosted email
A sendmail/qmail/etc replacement MTA for hosts which relay to a fixed set of smart relays
opensmtpdopensmtpd
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
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
Simple Golang SMTP relay/proxy server
spf-enginepypolicyd-spf
Postfix policy engine for Sender Policy Framework (SPF) checking
spf-enginespf-engine
Postfix policy engine for Sender Policy Framework (SPF) checking
Secure & Modern All-in-One Mail Server (IMAP, JMAP, SMTP)
Open source mailing list manager
A sendmail wrapper that calls the system sendmail