Haraka is an extensible SMTP server with a plugin framework, mail filtering, authentication, outbound queueing, and custom delivery routes.
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Tag: email security
maddy – composable all-in-one mail server
maddy combines SMTP delivery, IMAP mail storage, authentication, flexible routing, TLS management, and email security in one server.
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WildDuck – scalable IMAP and POP3 email server
WildDuck is a scalable IMAP and POP3 server with MongoDB storage, REST API management, strong authentication and Unicode email support.
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mox – modern, secure, all-in-one email server
mox is a self-hosted email server combining SMTP, IMAP, webmail, spam filtering, TLS automation, and modern mail security standards.
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chasquid – SMTP server focused on simplicity and security
chasquid is an SMTP mail server for smaller installations, with virtual domains, secure transport, address aliases, monitoring, and filters.
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