DateTimeExtensions
Just a sample site of a possible usage of DateTimeExtensions nuget package.
Ísland (is-IS) change
Holidays
January 01 New Year
April 18 Palm Sunday
April 20 Maundy Thursday
April 21 Good Friday
April 22 First Day of Summer
April 23 Easter
April 24 Easter Monday
May 01 May Day
June 01 Feast of the Ascension
June 06 Pentecost
June 12 Pentecost Monday
June 17 Republic's Day
August 02 Commerce's Day
December 25 Christmas
December 26 Christmas (2nd Day)