nabiz

Recommended: a serverless site-monitoring tool based on Workers, with multi-location checks, as an alternative to UptimeRobot.

Monitor your websites, display their status (with daily history) and get Slack notifications when a site's status changes. Uses Cloudflare Workers, cron triggers and KV storage.

CDN-native status page generator, a modern take on Upptime.

A site monitoring and server monitoring tool based on Cloudflare.

Atalaya runs entirely on Cloudflare's free tier, so you get a self-hosted uptime monitor and status page without paying for servers.