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Haraka is an SMTP server built with node.js.

Haraka provides extensibility via a plugin architecture with built-in support for plugins that call SpamAssassin, DNS Blocklists, provide authentication, and many more.

Install Guides

• Ubuntu 14.04
• FreeBSD 10

How To

• Google Safe Browsing
• Require TLS
• Configure my Editor
• Contribute
• Roll a Release
• Upgrade
• Write a Plugin

Future Plans / TODO

• Outbound Improvements

• Support RFC3464 in bounce messages #1189
• Decode Short URLs in data.uribl.js and test the destination URL instead
• DKIM verifier
• ditch vm.runInNewContext
• Migrate to Stream3 streams internally #1323
• TLS
  • Don't require TLS certificate pair when acting as an SMTP client. #1324
  • add TLS DANE support #779
  • support for MTA-STS (Strict Transport Security) #2070
  • remove plugins/tls, consolidate to tls_socket #2062
• AUTH
  • Support AUTH SCRAM #1214
  • Support for multiple AUTH plugins #1462
• support for ARC #2283

Ideas / Maybe Todo

• Use whois data to correlate ASNs to orgs #1008
• Save the SMTP conversation #945
• Domain Reputation Database #696
• Outbound queue with rabbit #1311
• CLI mode for plugins #1220
• permit plugins to fork workers #2099

Feature Requests

• custom HELO/EHLO messages #1532
• cherry picked log levels #1488

Additional Resources

• FAQ / Help / Troubleshooting
• Performance Tuning
• Parsing Haraka Logs
• Other Plugins

Tutorials/Blog Posts

• Creating Your Own E-Mail service with Haraka, PostgreSQL and AWS S3