OpenSMTPD 6.6+ filter for rewriting From address

This is a barely functional perl module to make writing OpenSMTPd filters easier.

OpenSMTPD filter which prepends a string on email's subject if not present

OpenSMTPD filter which signs emails

Mirror only. OpenSMTPD SPF filter.

OpenSMTPD filter which auths emails

This is a simple OpenSMTPD filter for overwriting the email address in the MAIL FROM command, in the header in all sent messages, as well as for substituting the original MAIL FROM address in the Reply-To field. Designed to send all relayed messages from a given email address (for example no-reply@example.com).

OpenSMTPD filter that logs all report events to a file

OpenSMTPD filter integration white and black lists via DNS

This project is a MIME Whitelist Filter for the OpenSMTPD Mail Transfer Agent. It enforces a strict content policy by blocking any email that contains an attachment with a MIME type not explicitly listed in the YAML configuration.

Distributable fork of ClamAV integration to the OpenSMTPD daemon.

Administrative Management Domain scrubber for OpenSMTPD

A filter for opensmtpd to log incoming authentication attempts in a format sshguard natively supports

OpenSMTPD filter to rewrite From/Sender/Reply-To headers for subdomain masquerading

Fork of libopensmtpd for experiments. See website URL for origin

Mirror only. Catch spam by using spam traps.