Nager.Date is a Date/Calendar Framework for .NET

• Public holiday calculation for every year, based on easter sunday, country and county support. Supports more than 90 countries if your country is not supported, fork me, implement it and send me the pull request.
• Age calculation

https://date.nager.at

The package is available on nuget

PM> install-package Nager.Date

If this project help you reduce time to develop, you can give me a beer 🍺

var publicHolidays = DateSystem.GetPublicHoliday("DE", 2017);
foreach (var publicHoliday in publicHolidays)
{
	//publicHoliday...
}

var startDate = new DateTime(2016, 5, 1);
var endDate = new DateTime(2018, 5, 31);
var publicHolidays = DateSystem.GetPublicHoliday(CountryCode.DE, startDate, endDate);
foreach (var publicHoliday in publicHolidays)
{
	//publicHoliday...
}

var date = new DateTime(2017, 1, 1);
if (DateSystem.IsPublicHoliday(date, CountryCode.DE))
{
	Console.WriteLine("Is public holiday");
}

var date = new DateTime(1900, 1, 1);
var age = DateSystem.GetAge(date);

• Albania
• Åland
• Andorra
• Austria
• Belarus
• Belgium
• Bosnia and Herzegovina
• Bulgaria
• Croatia
• Cyprus
• Czech Republic
• Denmark
• Estonia
• Faroe Islands
• Finland
• France
• Germany
• Greece
• Hungary
• Iceland
• Ireland
• Isle of Man
• Italy
• Kosovo
• Jersey
• Latvia
• Liechtenstein
• Lithuania
• Luxembourg
• Macedonia
• Malta
• Moldova
• Monaco
• Montenegro
• Netherlands
• Norway
• Poland
• Portugal
• Romania
• Russia
• San Marino
• Serbia
• Slovakia
• Slovenia
• Spain
• Sweden
• Svalbard and Jan Mayen
• Switzerland
• Ukraine
• United Kingdom
• Vatican City

• Armenia
• China (without Qingming (Tomb-Sweeping Day))
• Georgia
• Kazakhstan
• Mongolia
• Russia
• Turkey (without muslim based holidays)

• Canada
• Greenland
• Mexico
• United States

• Bahamas
• Barbados
• Belize
• Costa Rica
• Cuba
• Curacao
• Dominica
• Dominican Republic
• El Salvador
• Grenada
• Guatemala
• Haiti
• Honduras
• Jamaica
• Nicaragua
• Panama
• Puerto Rico
• Saint Kitts and Nevis
• Saint Lucia
• Saint Vincent and the Grenadines
• Trinidad and Tobago
• Turks and Caicos

• Argentina
• Bolivia
• Brazil
• Chile
• Colombia
• Ecuador
• French Guiana
• Guyana (without muslim based holidays and hindu based holidays)
• Paraguay
• Peru
• Suriname
• Uruguay
• Venezuela

• Algeria
• Angola
• Benin
• Botswana
• Burkina Faso
• Burundi
• Cameroon
• Cape Verde
• Chad
• Central African Republic
• Comoros
• Republic of the Congo
• Democratic Republic of the Congo
• Côte d'Ivoire
• Djibouti
• Egypt
• Equatorial Guinea
• Eritrea
• Ethiopia
• Gabon
• The Gambia
• Ghana
• Guinea
• Guinea-Bissau
• Kenya
• Lesotho
• Liberia
• Libya
• Madagascar
• Malawi
• Mali
• Mauritania
• Mauritius
• Morocco
• Mozambique
• Namibia
• Niger
• Nigeria
• Rwanda
• São Tomé and Príncipe
• Senegal
• Seychelles
• Sierra Leone
• Somalia
• South Africa
• South Sudan
• Sudan
• Swaziland
• Tanzania
• Togo
• Tunisia
• Uganda
• Western Sahara
• Zambia
• Zimbabwe

• Australia
• New Zealand

• telephone systems
• carrier (land transport)
• time recording

Mark Seemann - Simple holidays