DateTimeExtensions
Just a sample site of a possible usage of DateTimeExtensions nuget package.
Ísland (is-IS) change
Holidays
January 01 New Year
April 10 Palm Sunday
April 14 Maundy Thursday
April 15 Good Friday
April 17 Easter
April 18 Easter Monday
April 21 First Day of Summer
May 01 May Day
May 26 Feast of the Ascension
June 05 Pentecost
June 06 Pentecost Monday
June 17 Republic's Day
August 01 Commerce's Day
December 25 Christmas
December 26 Christmas (2nd Day)