DateTimeExtensions
Just a sample site of a possible usage of DateTimeExtensions nuget package.
Ísland (is-IS) change
Holidays
January 01 New Year
March 15 Palm Sunday
March 19 Maundy Thursday
March 20 Good Friday
March 22 Easter
March 23 Easter Monday
April 23 First Day of Summer
April 30 Feast of the Ascension
May 01 May Day
May 10 Pentecost
May 11 Pentecost Monday
June 07 The Seamen's Day
June 17 Republic's Day
August 03 Commerce's Day
December 25 Christmas
December 26 Christmas (2nd Day)