Listmonk

High performance, self-hosted, newsletter and mailing list manager with a modern dashboard. Single binary app.

Open source alternative to:

Mailchimp

ConvertKit

Kit

Sendgrid

Listmonk is a high-performance, self-hosted newsletter and mailing list manager built in Go. Designed for speed and scalability, it lets you run email campaigns with ease, manage subscriber lists, and send beautiful HTML or plain text emails.

Features

📨 Bulk email sending with templated campaigns
📋 Powerful subscriber management with tagging and attributes
📈 Campaign analytics and delivery reports
⚡ Fast and scalable — built with Go and PostgreSQL
🛠️ Fully open-source and self-hosted
📂 REST API and CLI support for automation

Listmonk is a great alternative to Mailchimp, ConvertKit, and other email marketing tools — especially for developers who want full control over their data and infrastructure.