Open-source SaaS alternatives (self-hosting)

knadh/listmonk

Self-hosted newsletter manager in a single binary

23k
AGPL-3.0
Go

What it is and why it matters

Listmonk is a self-hosted newsletter and mailing list manager shipped as a single binary with a modern dashboard. In the video it appears briefly, in the quickfire mentions, as a Mailchimp alternative for sending newsletters.

Key points

Single-binary app, straightforward to self-host
Modern dashboard to manage lists and campaigns
Positioned as a Mailchimp alternative

Where we saw it

Cloud Codes 2026-07-03 Brief mention: it is cited for blasting your newsletters instead of Mailchimp. 10 Github Repos That Will Kill Your Monthly Subscriptions

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