Croner: JavaScript Cron Scheduler

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library 10.0.1 ·javascript
verified May 27, 2026

Croner is a zero-dependency JavaScript library designed for scheduling and executing functions based on cron expressions across all JavaScript environments, including Node.js (v18.0+) and modern browsers. The current stable version is 10.0.1, with a consistent release cadence for bug fixes and minor enhancements, as indicated by recent development builds. A major differentiator is its full compliance with OCPS 1.4, offering advanced scheduling capabilities like an optional seventh field for year specification and robust handling of complex cron patterns. Version 10 introduced features such as the `match()` method for pattern validation, `dayOffset` for relative scheduling, and improved DST fall-back behavior. It stands out for its isomorphic design and comprehensive feature set without external dependencies, providing a reliable and lightweight solution for various task scheduling needs.

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