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
April 21 Good Friday
April 23 Easter
April 24 Easter Monday
May 01 May Day
June 01 Feast of the Ascension
June 11 Pentecost
June 23 Midsummer Eve
June 24 Midsummer Day
November 04 All Saint's Day
December 06 Independance Day
December 24 Christmas Eve
December 25 Christmas
December 26 St Stephen's Day