React calendaring components and PHP/JS recurrence rule libraries

react-calendars.md

https://github.com/StephenChou1017/react-big-scheduler/issues https://github.com/trotzig/react-available-times https://github.com/freiksenet/react-calendar - old https://github.com/onefinestay/react-daterange-picker https://github.com/airbnb/react-dates - very slick https://github.com/Adphorus/react-date-range https://github.com/YouCanBookMe/react-datetime

https://github.com/simshaun/recurr https://github.com/jakubroztocil/rrule

https://github.com/rlanvin/php-rrule

https://stackoverflow.com/questions/42156471/symfony3-entity-design-for-recurring-dates-with-multiple-time-intervals

https://www.nylas.com/blog/calendar-events-rrules/