Listmonk is an open-source newsletter and mailing list manager — a self-hosted alternative to Mailchimp, ConvertKit, and similar services. It is written in Go, runs as a single binary backed by a PostgreSQL database, and handles subscriber management, campaign creation, list segmentation, and send scheduling. For publishers committed to owning their infrastructure, Listmonk is the most capable self-hosted option in the category. What Listmonk Provides Listmonk handles the management and orchestration layer of email newsletters: subscriber lists, subscriber data, campaign drafting, template management, tracking, and scheduling.

Substack’s pitch is friction removal: sign up, start writing, collect subscribers, charge for access. No hosting to configure, no plugin to install, no deliverability to manage. For a writer who wants to go from idea to published newsletter without touching anything technical, Substack is hard to beat for speed of start. The tradeoffs are real and worth understanding before you build a significant audience on the platform. What Substack Controls When your publication lives on Substack, Substack controls: