🍋 Developer Tools
Cron Expression Generator
Build and understand cron schedule expressions
chars
words
sentences
lines
Cron Fields
Use * (any), */5 (every 5), 1-5 (range), 1,3,5 (list)
Results
Result
About Cron Expression Generator
Build cron expressions with a visual interface. See the human-readable description and next scheduled run times. Supports standard 5-field cron syntax.
How It Works
Combines the five cron fields (minute, hour, day of month, month, day of week) into a standard cron expression. The tool then calculates the next 5 scheduled execution times based on the current date.
Step by Step
- 1 Set each field: minute, hour, day of month, month, day of week
- 2 Use * for 'every', */N for intervals, comma-separated values for specific times
- 3 Click Generate to see the expression and next run times
Tips
- */5 in the minute field means 'every 5 minutes'
- 0 9 * * 1-5 means 'at 9:00 AM, Monday through Friday'
- Day of week: 0 = Sunday, 1 = Monday, ..., 6 = Saturday
Frequently Asked Questions
What cron format is used?
Standard 5-field cron: minute (0-59), hour (0-23), day of month (1-31), month (1-12), day of week (0-6).
Is the 6th field (seconds or year) supported?
No. This tool uses the standard 5-field format used by crontab, Kubernetes, and most schedulers.