crisli-picker
A modern, customizable date and time picker library for React applications with configurable time intervals and booking system support
diff-ymd-package
A javascript library for calculating the difference between two dates in formatted ways like (aY bM cD)(aYears bMonths cDays) or customized desired formats like aY-bM-cD or aYears-bMonths-cDays or kDays or mWeeks or nMonths etc.
rw-intervals
This library provides an algorithm for manage weighted overlaped intervals in a schedule