listmonk
A fast, self-hosted newsletter and mailing-list manager that handles big lists on a tiny server.
What you can do with it
- Run a newsletter without Mailchimp fees
- Send campaigns for clients
- Manage subscribers and segments yourself
Worth knowingYou still need an email sending service (like Amazon SES) to deliver mail. That costs pennies per thousand emails.
Getting started
We haven’t written a step-by-step guide for this one yet. Our free mission shows you how to install any tool from GitHub safely, so you can try it today.
Start the free missionMore in Make money
OpenSEO
Make money
An open-source Semrush. Paste any website and see its keywords, traffic, backlinks and AI visibility.
Typst
Make money
Turns a plain text file into a polished PDF in a fraction of a second, so invoices, CVs and quotes become reusable templates instead of fiddly Word documents.
Uptime Kuma
Make money
A free, self-hosted website monitor: it checks sites every minute, alerts you when one breaks, and gives each client a public status page.