Calendarific

API

Holidays API for 230+ countries with national, local and religious holidays

Price: Free 500 calls/month, then paid
Access: API key (api_key parameter)

About

Calendarific's REST API returns national, local, religious and observance holidays for 230+ countries and 3,300+ states and regions, filtered by year, month, day, location and type. The free plan has 500 calls a month with attribution and one language; paid plans drop the attribution.

What you can do with it

List a country's national, local and religious holidays for a year
Filter holidays by state or region code, such as a US state
Show holiday names in local languages in a scheduling or HR app

Get started

Sign up for a free API key
Call /api/v2/holidays with a country code and a year

Example

curl "https://calendarific.com/api/v2/holidays?api_key=$CALENDARIFIC_API_KEY&country=TR&year=2026"

Details

Hosting: Hosted service
Available in: Worldwide
Official SDKs: JavaScript/TypeScript, PHP, Python
MCP server: None