andegna/calender
If you ever want to convert Ethiopian Calender to any other calender system (like the Gregorian Calender) this is the right package for you. And by the way it also support Amharic date formatting and much much more.
时间：2015-02-02 11:09
hnesk/todate
An easy to use DSL for date expression
时间：2014-10-27 00:20
michalmanko/php-library-holiday
A library to calculate holidays
时间：2014-07-18 18:03
checkdomain/holiday-bundle
Checkdomain/HolidayBundle provides a simple class to get holidays for a specified country
时间：2014-01-02 08:47
checkdomain/holiday
Checkdomain/Holiday provides a simple class to get holidays for a specified country
时间：2014-01-02 08:25