Calendarific
calendarific.com
Provides a RESTful API delivering public, local, and bank holidays plus observances for over 230 countries in more than 100 languages.
The Calendarific API uses api key authentication; has freemium pricing; offers a free tier (Free plan: 500 calls/month, attribution required, single language, limited historical/upcoming data); rate limits: Monthly call quotas by plan (500 to 50,000,000 calls/month); no per-second limits documented. Verified 2026-07-12 with per-field source links.
Base URL
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no sourceFree tier
Free plan: 500 calls/month, attribution required, single language, limited historical/upcoming data
calendarific.com ↗Pricing
Free $0 (500 calls/mo); Starter $12/mo or $100/yr (10,000 calls/mo); Business $500/yr (50,000 calls/mo); Enterprise $4,000/yr (50,000,000 calls/mo)
calendarific.com ↗Rate limits
Monthly call quotas by plan (500 to 50,000,000 calls/month); no per-second limits documented
calendarific.com ↗OpenAPI spec
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no sourceMCP server
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no source