Free Email ForwardingThe best free email forwarding for custom domains. Visit our website to get started (SMTP server)
HarakaA fast, highly extensible, and event driven SMTP server
MTATDMTA:SA debugger and unit testing framework
milter-managermilter manager is a free software to protect you from spam mails and virus mails effectively with milter.
slackerSimple smtp email server which redirects emails to slack.
goodserviceWebsite that detects headway discrepancy on New York City Subway system using live countdown clocks
blackholeBlackhole is an MTA written on top of asyncio, utilising async and await statements that dumps all mail it receives to /dev/null.
ControlCenterMirrored from GitLab! Monitoring and automation for Open Source email servers, starting with Postfix. Please do not submit issues or PRs here - join us at: https://gitlab.com/lightmeter