OCPS Pattern Builder

Build cron patterns according to the Open Cron Pattern Specification

OCPS 1.4 CompliantInteractive
Updated to match Revision: DRAFT — 2025-06-30

Pattern Type

Field Configuration

Range: 0-59
Range: 0-23
Range: 1-31
1=Jan2=Feb3=Mar4=Apr5=May6=Jun7=Jul8=Aug9=Sep10=Oct11=Nov12=Dec
0=Sun1=Mon2=Tue3=Wed4=Thu5=Fri6=Sat
Tip: You can use commas (,), dashes (-), and slashes (/) to specify lists, ranges, and steps in any field. For example: 1,2,5-10/2

Examples (OCPS 1.0)

OCPS 1.0 Examples
  • 0 0 * * *Every day at midnight
  • */15 9-17 * * 1-5Every 15 minutes during working hours, Mon-Fri
  • 0 12 1 * *At noon on the first day of every month