The real catalog of tools for AI agents

Public holidays and working-day maths for 200+ countries, cross-checked across three providers.

Public holidays, business days and long weekends for Japan (Cabinet Office) and 245 other countries.

Business-day and public-holiday math for 29 countries: add business days, days between, holidays.

Compute deadlines in business days with public holidays (200+ countries). $0.002/call.

Public holidays for 100+ countries — by year, or the next ones coming up. Via Nager.Date.

Public holiday data for 30+ countries. Check holidays, working days and calendars via AI assistants.

Count working days between two dates, add business days to a date, or list public holidays.

Holidays/business days for 200+ countries; Japanese address, name, bank and company normalization.

U.S. federal holidays with observed dates and business-day math. Example from an open-source kit.

Public holidays for 150+ countries, business-day maths and timezone lookup

Plan annual leave around public holidays: bridge days and long weekends for 200+ countries.

Free, keyless public holidays lookup for any country and year, plus single-date holiday checks.

Government and OpenHolidays calendars: regional scope, multilingual names, dated sources and gaps.

Verified country facts (VAT, holidays, visas; 114 countries). Free + paid (x402 USDC) tools.

Search tours, attraction tickets, and holiday packages across 24 countries.

NYSE, Federal Reserve, TARGET2 and UK business days, holidays and T+N settlement dates.

Business days, holidays and settlement dates for ACH, TARGET2, Bacs, 28 exchanges and 247 countries

Public holidays, business days, VAT, withholding tax and tax-ID checks for 54 African countries

Company search and enrichment from official business registers in 200+ countries.

Nager and Open Holidays public holidays.