Cron Parser

Parse and explain cron expressions in plain English. See next run times for any schedule. Supports 5-field Unix cron and 6-field cron with seconds.

Paste a cron expression to get a plain-English explanation and a list of upcoming scheduled run times. Supports standard five-field Unix cron (minute, hour, day-of-month, month, day-of-week), six-field expressions with seconds, and shorthand like @daily, @weekly, and @hourly. Useful for debugging CI/CD pipelines, Kubernetes CronJobs, AWS EventBridge rules, GitHub Actions scheduled workflows, and cloud function triggers.

Frequently Asked Questions

Does this support Quartz cron syntax?
The parser supports standard 5-field Unix cron and 6-field cron with seconds. Some Quartz-specific extensions such as the year field may not be supported.
How many upcoming run times does it show?
The tool shows the next several scheduled run times so you can verify your expression fires at the expected intervals.
Is this tool free to use?
Yes, all tools on Here Be Tools are completely free with no signup or account required.
Is my data sent to a server?
No. All processing happens locally in your browser. No data you enter is ever transmitted to any server.

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