schedule utility

Cron Parser

Validate five-field cron expressions, inspect each field, and calculate upcoming UTC run times from the existing API.

minute hour day month weekday

Expression

Standard five-field cron. Month and weekday names are accepted by the package.

ready

Cron expression

Example: */15 9 * * MON-FRI

Five fields detected.

Upcoming runs

1 to 25 UTC timestamps

Presets

load a known schedule

Live field preview

5 of 5 fields detected before API validation.

Minute

First field

*/15

every 15 minutes

0-59

Hour

UTC clock

9

exact hour 9

0-23

Day

Calendar day

*

every day of month

1-31

Month

Named values ok

*

every month

1-12 or JAN-DEC

Weekday

0 and 7 are Sunday

MON-FRI

range

0-7 or SUN-SAT

Upcoming UTC runs

Validated run times appear here.

Run a valid five-field expression to see the next UTC fire times and the API-backed breakdown.

API field breakdown

Run the parser for authoritative field descriptions.

The API response includes the normalized expression, summary description, and next UTC runs. This panel fills once the response passes the client guard.

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