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listmonk

Self-hosted newsletter and mailing list manager

Mail Servers ★ 22.7k stars Easy setup AGPL-3.0

listmonk is a high-performance, self-hosted newsletter and mailing list manager written in Go. It supports millions of subscribers, rich campaign analytics, and a built-in admin dashboard.

Key features

  • Handles millions of subscribers
  • Campaign analytics dashboard
  • Single binary deployment
  • REST API and SMTP support

Pros & cons

Strengths

  • Fast and scalable
  • Modern admin UI

Trade-offs

  • Newsletter-focused, not a mail server
  • Requires Postgres

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