DateTimeExtensions
Just a sample site of a possible usage of DateTimeExtensions nuget package.
Suomi (fi-FI) change
Holidays
January 01 New Year
January 06 Epiphany
March 20 Good Friday
March 22 Easter
March 23 Easter Monday
April 30 Feast of the Ascension
May 01 May Day
May 10 Pentecost
June 26 Midsummer Eve
June 27 Midsummer Day
November 07 All Saint's Day
December 06 Independance Day
December 24 Christmas Eve
December 25 Christmas
December 26 St Stephen's Day