213 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Spanish business-day calculator: count business days between dates or add N business days, using Spain's national public holidays.
Turn an iCal/ICS calendar URL (Google Calendar, Outlook, holidays, events...) into JSON: upcoming events with title, start and end, all-day flag, location, description and link over the next N days; text filter.
Current time from a trusted server: UTC ISO timestamp, Unix seconds and milliseconds, and the time in an optional IANA time zone.
Upcoming US economic data releases (CPI, jobs report, GDP, etc.) for the next N days. Use this to know when market-moving data comes out.
Date facts (weekday, ISO week, quarter, day of year, leap year), exact difference between two dates in years, months, days, weeks and Mon-Fri working days, and adding or subtracting days, months or years (end-of-month sa...
Business days in 150+ countries and their regions: count between two dates, or the date after adding N business days, skipping weekends and official holidays, listing the holidays in the range.
Moon phase on a date: name, illuminated percentage, lunar age and the next new and full moon dates. Local astronomical calculation.
Working days / next working day in a date range: weekends + gazetted public holidays
Public holidays of 150+ countries and their states/regions, or stock-market holidays (NYSE, ECB TARGET), for any year, and whether a given date is a holiday or business day with the next business day. Use for scheduling,...
Parse iCalendar (.ics) text into structured JSON events: summary, start/end, location, organizer, attendees, status, and RRULE. Optional bounded recurrence expansion (expand:true, capped occurrences). Deterministic, pure...
Get the day number within the year (1-366) for any date, plus days remaining, leap-year status, percent of year complete, and a simple (Sunday-start) week number.
Compute the date of Easter Sunday for a given year using the Anonymous Gregorian algorithm (Meeus/Jones/Butcher). Also returns Good Friday, Ash Wednesday, Palm Sunday, Pentecost, and the day-of-year for Easter.
Check whether a year is a leap year and get related info: days in that year, the next and previous leap years, and the Gregorian leap-year rule.
Public holidays for a country and year from an open public-holiday dataset (keyless, 100+ countries): date, local name, English name, nationwide flag, and holiday types. Pairs with /api/business-days and /api/country-inf...
Official monthly inflation (HICP, annual rate of change, all items) for EU countries, the euro area and the EU from Eurostat. Give a country code (NL, DE, FR, EA20, EU27_2020) and the number of recent months. Use it for...
Public holidays in United States for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date...
Public holidays in United Kingdom for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Dat...
Public holidays in New Zealand for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date p...
Public holidays in Ireland for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date publi...
Public holidays in Germany for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date publi...
Public holidays in Spain for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public...
Public holidays in Italy for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public...
Public holidays in Netherlands for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date p...
Public holidays in Switzerland for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date p...