Local cron explainer / privacy-first
Explain a cron expression locally.
Check the meaning and next runs of a POSIX five-field expression with a timezone. No cron job is registered or executed.
Enter a cron expression
Seconds and six-field expressions are not supported. Use the result as a pre-deployment check.
What is covered
- Explain minute, hour, day-of-month, month, and day-of-week, then show up to 10 next runs.
- Supports lists, ranges, steps, timezones, and the POSIX DOM/DOW OR warning.
- No external request, storage, cron execution, or registration. Invalid expressions fail closed.