Uptime Kuma
Know when your website or service goes down.
New to this? What open source means and how to read this page.
What it is
A self-hosted monitoring dashboard that checks sites and services on a schedule and alerts you through chat apps or email.
Good for
Watching your own sites and servers with alerts, for free.
The catch
It runs on a server you maintain. If that server goes down, so does your monitor, so host it somewhere separate from what you watch.
Facts checked on 12 October 2026. We have not yet run a hands-on test of this tool. When we do, it gets a "Tested" mark here. Approximate US list prices for an individual plan, from third-party price trackers checked on 12 Oct 2026. Monthly billing where it exists. Regions, taxes and promotions change them. Confirm at the vendor before you decide.
More in Self-hosted
Your own photo library, on your own server.
Replaces: Google Photos
Scan, tag and search all your paperwork.
Replaces: Paid document scanners
Your own file sync and sharing server.
Replaces: Google Drive/Dropbox