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 19 Good Friday
April 21 Easter
April 22 Easter Monday
May 01 May Day
May 30 Feast of the Ascension
June 09 Pentecost
June 21 Midsummer Eve
June 22 Midsummer Day
November 02 All Saint's Day
December 06 Independance Day
December 24 Christmas Eve
December 25 Christmas
December 26 St Stephen's Day