mallo

The premium Open Source alternative to Haraka

🎯 Best for:Users seeking a simple, high-performance Go mail server

What is mallo?

A modern mail server written in Go, focusing on simplicity and ease of deployment. It provides a single-binary solution for SMTP services with high concurrency support.

Tech Stack
GoEmail Clients & Services

Why mallo?

  • Fast execution
  • Easy deployment
  • Modern codebase

Limitations

  • Fewer plugins than Postfix
  • Newer ecosystem
  • Basic documentation
4/12/2025
Last Update
0
Forks
0
Issues
MIT
License
Financial Leak Detected

Stop the "SaaS Tax"

Your team could be burning cash. Switching to mallo instantly boosts your runway.

Competitor Cost
-$1,440
/ year (est. based on Haraka)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%

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