Cronparse

Cron expression parser, builder, and schedule previewer.

cronparse.com

Features

• Real-time cron expression parsing with human-readable output
• Visual builder for step-by-step expression creation
• Upcoming schedule preview with local/UTC timezone support
• Smart presets for common scheduling patterns
• URL sharing via ?cron= query parameter
• Dark and light theme

Quick Start

git clone https://github.com/chiefmikey/cronparse.git
cd cronparse
npm install
npm run dev

Open http://localhost:5173

Commands

npm run dev       # Dev server (port 5173)
npm run build     # Production build
npm run preview   # Preview build (port 4173)
npm test          # Run tests

Tech Stack

• Preact with TypeScript
• Vite build tool
• CSS Modules with custom properties
• Web Worker for non-blocking computation
• cron-parser and cronstrue

License

MIT