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Cron Expression Builder

Build cron expressions visually. Select minute, hour, day, month, weekday and instantly see the cron string plus next 5 future fire times.

Presets:
Cron Expression: 30 * * 6 3
Next 5 Fire Times:

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Frequently Asked Questions

What is a cron expression?

A cron expression defines when a scheduled job runs: . Example: "0 9 * * 1" = every Monday at 9:00 AM.

What does * mean in cron?

"*" means "any value" — e.g. "*" in Minutes means every minute; "*" in Month means every month. It matches all values.

Does this builder show next fire times?

Yes — the builder computes the next 5 execution times based on your cron expression using your local time.

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