Developer Swiss Army Knife
Free Developer Tools
Essential utilities for developers. Fast, free, and runs entirely in your browser.
JWT Decoder
Base64
UUID Generator
Cron Builder
Epoch Converter
Hash Generator
Regex Tester
URL Tools
Base Converter
Password Gen
HTML Entities
Cron Builder
Build cron expressions
Quick Presets
Build Expression
Cron Expression
* * * * *Every minute
Cron Format Reference
┌───────────── minute (0-59)
│ ┌───────────── hour (0-23)
│ │ ┌───────────── day of month (1-31)
│ │ │ ┌───────────── month (1-12)
│ │ │ │ ┌───────────── day of week (0-6, Sun=0)
│ │ │ │ │
* * * * *
* = any value
*/n = every n units
a-b = range from a to b
a,b,c = specific values
All processing happens in your browser. Your data never leaves your device.