CronGuard – Dead-simple cron monitoring with instant alerts

Summary: CronGuard monitors cron jobs by adding a single curl command to scripts and sends instant alerts if they fail to run. It is open source, self-hostable via Docker, and features a modern UI. The free tier supports 5 monitors, with paid plans starting at €9/month for 50 monitors.

What it does

CronGuard tracks cron job executions using a simple curl call and notifies users via Slack or email when jobs do not run. It offers a modern dashboard and can be self-hosted for sensitive environments.

Who it's for

It is designed for developers and system administrators needing reliable, affordable cron job monitoring with instant failure alerts.

Why it matters

CronGuard prevents silent cron job failures by providing immediate notifications, ensuring critical scripts run as expected.