I would use "recurrence rules", but curious to hear more. https://icalendar.org/iCalendar-RFC-5545/3-8-5-3-recurrence-rule.html https://icalendar.org/iCalendar

I would use "recurrence rules", but curious to hear more. https://icalendar.org/iCalendar-RFC-5545/3-8-5-3-recurrence-rule.html https://icalendar.org/iCalendar-RFC-5545/3-8-5-3-recurrence-... https://jakubroztocil.github.io/rrule/ https://jakubroztocil.github.io/rrule/ https://github.com/jakubroztocil/rrule https://github.com/jakubroztocil/rrule All best with your project