smtp-relay topic
smtprelay
Simple Golang SMTP relay/proxy server
notqmail
The collaborative Open Source successor to qmail and netqmail
docker-smtp-relay
Docker image running a SMTP relay with postfix
mailpit
An email and SMTP testing tool with API for developers
docker-postfix-relay
SMTP server and SMTP relay host
spampd
SpamPD - Spam Proxy Daemon. A spam-filtering SMTP/LMTP proxy server using SpamAssassin in Perl. Since 2002.
docker-msmtpd
Lightweight SMTP relay Docker image using msmtpd
mailrelay
Simple mail relay that can take unauthenticated SMTP emails (e.g. over port 25) and relay them to authenticated, TLS-enabled SMTP servers.
docker-postfix
Postfix Docker Image with great flexibility
kumomta
The first Open-Source high-performance MTA developed from the ground-up for high-volume email sending environments.