Pure Python-asyncio Milter framework

OpenPGP milter service to automatically PGP encrypt plaintext emails when possible

Scripts to prevent a mail server from generating backscatter

Exchange Online Tenant Authorisation Milter (Mail-Filter)

pymilter-based daemon to safely classify email using dspam

Milter for filtering emails according MAIL FROM domain.

This is my workaround for zimbra's postfix issue for preventing authenticated user can modify FROM: in email address

This Milter rejects the email which has encrypted zip file. If the MTA receives such email, this will respond 550 5.7.1 We do not accpet encrypted zip. on the DATA command to reject it.

Python implementation of the Sophos SSSP protocol to interface with the SAVDI daemon.

A LDAP based authorization milter to control inbound/outbound email traffic

A Postfix milter that appends the current message's Message-ID value to the References header for outgoing messages - fixing email threading that's broken by mail relays that rewrite the Message-ID header (such as AWS SES).

DeepSpam milter v1

Twisted library for the Milter protocol

SPF-On-Submission Milter

A rough pymilter example that can detect suspicious from headers with multiple addresses/domains in emails. It is not perfect, but it certainly is able to help adding a warning flag to emails.

Open Service Broker for LDAP-ACL-Milter

Python bindings for libmilter api

A milter which interfaces to Wildfire Palo Alto API

pymilter dockerized template