{"data":[{"date":"2026-01-01T00:00:00.000Z","iso_weekday":4,"jdn":2461042,"hijri_umalqura":"1447-07-12","hijri_month":7,"hebrew":"5786-10-12","hebrew_month_nisan1":10,"persian":"1404-10-11","chinese":"2025-11-13","chinese_is_leap_month":false,"chinese_day_ganzhi":"乙亥","coptic":"1742-04-23","ethiopic":"2018-04-23","indian_saka":"1947-10-11","julian":"2025-12-19","buddhist_year":2569,"roc_year":115,"japanese":"令和8年","source":"hijridate (Umm al-Qura), convertdate (hebrew/persian astronomical/coptic/indian/julian), lunardate (Chinese 1900-2099)"}],"count":1,"limit":3,"offset":0,"attribution":"Unicode CLDR 49 cldr-json (Unicode License v3): month, weekday and era names, week rules, calendar preferences. Day conversions computed by Lilambd with hijridate (Umm al-Qura, MIT), convertdate (MIT) and lunardate (Chinese 1900-2099); solar terms with PyMeeus (VSOP87); calendar rules after Reingold & Dershowitz, Calendrical Calculations (4th ed.). Julian, Coptic, Ethiopic, Buddhist, ROC and JDN for any date computed arithmetically by this API. Compiled by Lilambd, 2026-11-03.","sample":{"note":"Free sample (max 3 rows). Full results: same URL without sample=1, $0.005 USDC per call via x402."},"meta":{"product":"calendars","sources":[{"url":"https://github.com/unicode-org/cldr-json","name":"Unicode CLDR 49 (cldr-json)"},{"url":"https://huggingface.co/datasets/Lilambd/world-calendars","name":"Lilambd world-calendars (computed with hijridate, convertdate, lunardate, PyMeeus)"},{"url":"https://www.cambridge.org/9781107057623","name":"Reingold & Dershowitz, Calendrical Calculations 4th ed. (rules)"}],"data_as_of":"2026-11-03","coverage":"15 calendar systems; day table 2026-01-01..2030-12-31 in 11 calendars (1,826 days); arithmetic Julian/Coptic/Ethiopic/Buddhist/ROC/Japanese era/JDN for any date; weekday names 18,729 and era names 59,130 in 657 locales; week rules for 250 countries; 212 festival dates; 120 solar terms","loaded_on":"2026-11-03","refresh":"yearly (November, next 5 years) via HF Lilambd/world-calendars","license":"Unicode License v3 (CLDR); computed data by Lilambd; no holidays (koyomi)","known_limits":"Hijri follows Umm al-Qura (sighting countries may differ 1-2 days); Hijri/Hebrew/Persian/Chinese/Saka only 2026-2030; month names not loaded yet; rule texts English in leap_rule_en, original columns Japanese","served_at":"2026-11-03T08:49:24.211Z","publisher":"Lilambd"}}