If you're looking to Download Uptime Kuma Monitor on your Chromebook laptop Then read the following guideline.

Uptime Kuma Monitor is an easy-to-use menubar app for monitoring the status of your Uptime Kuma service. Simply provide your Uptime Kuma status page endpoint, and the app will monitor and parse its results periodically, displaying the status right in your macOS menubar. No need to visit the status page in a browser to check its latest status