Access accurate public holiday data by country and year, including local names, holiday types, dates, regional coverage, and observance details.

Keep track of public and non-public holidays around the world. You can check what holidays are going to be celebrated in a vast list of supported countries.

Unlock a world of celebration with the Holidays API! Dive into a treasure trove of festive data spanning 230+ countries. Delve into past revelries or plan ahead with future calendars. From public jubilations to religious observances and bank holidays, this API ensures your application is always in sync with global festivities.

Check if a specific date is a public holiday in any country worldwide, providing accurate and up-to-date holiday information instantly.

Korean public holidays with substitute-holiday logic, plus accurate Revised Romanization of Korean text - in one fast, zero-dependency JSON API on a global edge. Check if any date is a public holiday, list a year's holidays, romanize Hangul, or get today's Korea date and holiday status. Lunar-solar conversion, the 24 solar terms and the sexagenary cycle coming in v1.1.

Look up public holidays for 55 countries, calculate business day deadlines, find the next business day, export holidays to iCal, and more — all backed by versioned JSON data with no external dependencies at runtime. Covers 55 countries across Africa, Americas, Asia, Europe and Oceania for years 2024 to 2027.

Accurate, lightweight and fast REST API for Jewish and Hebrew calendar holiday calculation, holiday lookup by key, upcoming holiday lookup, date range filtering, and keyword search across Gregorian

Public and bank holidays for 100+ countries and their regions for any year, with localized names, plus a check whether a given date is a holiday.

Official South Korea public holidays 2024-2027. Includes substitute holidays. Source: Korean government data via data.go.kr

The Canada Holidays API provides a comprehensive list of all the public holidays across the 13 provinces and territories in Canada, including federal holidays. With this API, developers can easily incorporate accurate and up-to-date holiday information into their applications or systems, helping to improve planning and scheduling for users in Canada.

With Brazil Holidays, access accurate data on holidays in Brazil. Simplify vacation planning and optimize business operations.

It allows you to look up national, regional, and municipal holidays by city or state, as well as display a list of

Convert dates between 13 calendars and get Islamic, Jewish, Chinese and Persian holiday dates (Ramadan, Eid, Passover, Chinese New Year, Nowruz) for 1900-2100.

Convert dates between Gregorian, Hebrew, Islamic and Chinese calendars; holidays by year.

The Flight Schedule API offers seamless access to upcoming flight schedules, delivering essential details such as aircraft information, departure times, airline data, and flight numbers.

Enhance your scheduling with the Smart API, designed to simplify date and business day calculations with intelligence.

The Future UK Bank Holidays API allows developers to retrieve future bank holidays in the United Kingdom by using a required parameter for the date.

Trust our Reliable API for consistent date and business day calculations, ensuring you never miss a deadline again.

Libera.Date.Api is a high-precision date calculation engine designed to streamline business logic for global applications. Its core strength lies in its advanced Working Days System, which accurately calculates business days by automatically excluding weekends and public holidays for multiple countries (including 100 countries). Beyond simple duration checks, the API offers intelligent scheduling tools like finding the nearest available working day, analyzing date ranges for non-working intervals, and distinguishing between standard weekends and legal holidays. Whether you are computing SLAs, planning delivery windows, or building HR rosters, Libera.Date.Api ensures your dates align with real-world business calendars.

The Global API delivers seamless date and business day calculations worldwide, catering to international business needs.

Get precise results every time with our Accurate API for calculating dates and business days—perfect for business professionals.

Unlock the skies with our Flight Schedules API! Seamlessly connecting you to the heartbeat of global aviation, it delivers a dynamic gateway to flight schedules worldwide. From takeoff to touchdown, soar into the future of travel planning. Elevate your applications and let them take flight!

Accurate business-day, holiday, and scheduling math for major countries and their subdivisions — without maintaining a single holiday calendar yourself. Add or subtract working days, check if a date is a business day, find the next valid date, or count working days between two dates, with full support for regional subdivisions, custom weekends, and your own blackout dates. One simple GET call, instant JSON.

Parse any scheduler expression, get the next execution times in any world time zone, and a plain language description of the schedule. Validate schedules before they reach production.

Count working days between two dates or add business days to a date, skipping weekends and public holidays of 100+ countries and regions.