Cron 式パーサー

crontab を解説し、次の実行をプレビュー

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Cron 式パーサー

Decode standard 5-field crontab and 6-field Quartz-style expressions. See the parsed minute / hour / day / month / weekday sets, plus the next 10 execution times. Useful when reviewing a schedule or debugging 'why didn't my job run'.

5-field standard crontab
6-field Quartz / Spring with seconds
Ranges (a-b), steps (a/x), lists (a,b)
Month and weekday names (jan-dec / mon-sun)
Preview the next 10 execution times
Runs in your browser

FAQ

Are L / W / # / ? supported?

Not in this version. Those Quartz-only modifiers complicate the next-run calculation; we may add them later.

Is the schedule shown in UTC or local time?

Currently UTC. We will add a timezone selector soon.