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Holiday FYI is a World Holidays Encyclopedia that catalogs public holidays, observances, and cultural celebrations for 250+ countries, providing dates, history, and traditions. It offers interactive calendars and tools—today’s holidays, monthly/annual calendars, and countdowns—plus country-by-country browsing and search. The site also provides learning resources and developer tools, including guides, a glossary, blog, feeds, and an API for accessing holiday data.
AI named HolidayFYI in August 2026.
AI cited holidayfyi.com in these answers, after convertitive.com, docs.oracle.com, and gao.gov.
holidayfyi.com 10%Other sites 90%
