Calendarific

Calendarific Countries API

List supported countries and their ISO codes.

GitHub OpenAPI

Operations 1

GET /countries List Countries #

Documentation

📖
Documentation
https://calendarific.com/api-documentation
📖
APIReference
https://calendarific.com/api-documentation
📖
Authentication
https://calendarific.com/api-documentation
📖
RateLimits
https://raw.githubusercontent.com/api-evangelist/calendarific/refs/heads/main/rate-limits/calendarific-rate-limits.yml

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/calendarific/refs/heads/main/openapi/calendarific-countries-api-openapi.yml

Schemas & Data

📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/calendarific/refs/heads/main/json-schema/calendarific-holiday-schema.json
📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/calendarific/refs/heads/main/json-schema/calendarific-country-schema.json
📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/calendarific/refs/heads/main/json-schema/calendarific-language-schema.json
📊
JSONStructure
https://raw.githubusercontent.com/api-evangelist/calendarific/refs/heads/main/json-structure/calendarific-holiday-structure.json
📊
JSONStructure
https://raw.githubusercontent.com/api-evangelist/calendarific/refs/heads/main/json-structure/calendarific-country-structure.json
📊
JSONStructure
https://raw.githubusercontent.com/api-evangelist/calendarific/refs/heads/main/json-structure/calendarific-language-structure.json

Other Resources

🔗
JSONLD
https://raw.githubusercontent.com/api-evangelist/calendarific/refs/heads/main/json-ld/calendarific-context.jsonld
🔗
Examples
https://raw.githubusercontent.com/api-evangelist/calendarific/refs/heads/main/examples/calendarific-list-holidays-example.json
🔗
Examples
https://raw.githubusercontent.com/api-evangelist/calendarific/refs/heads/main/examples/calendarific-list-countries-example.json
🔗
Examples
https://raw.githubusercontent.com/api-evangelist/calendarific/refs/heads/main/examples/calendarific-list-languages-example.json
🔗
APIsJSON
https://raw.githubusercontent.com/api-evangelist/calendarific/refs/heads/main/apis.yml

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API 
curl "https://apis.io/api/v1/apis/calendarific-countries-api"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

calendarific-countries-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Calendarific Holiday Countries API
  description: 'Worldwide public holidays REST API covering 230+ countries.

    Calendarific provides accurate holiday data including national, local,

    religious, and observance holidays. Useful for ecommerce, scheduling,

    HR systems, travel planning, and global operations.

    '
  version: '2.0'
  contact:
    name: Calendarific Support
    email: info@calendarific.com
    url: https://calendarific.com/
  termsOfService: https://calendarific.com/terms
  license:
    name: Commercial
    url: https://calendarific.com/pricing
servers:
- url: https://calendarific.com/api/v2
  description: Production
security:
- apiKey: []
tags:
- name: Countries
  description: List supported countries and their ISO codes.
paths:
  /countries:
    get:
      tags:
      - Countries
      summary: List Countries
      description: 'Returns the full list of countries supported by Calendarific,

        including ISO-3166 codes and the languages supported per country.

        '
      operationId: listCountries
      parameters:
      - name: api_key
        in: query
        required: true
        description: Calendarific API key.
        schema:
          type: string
      responses:
        '200':
          description: List of supported countries.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CountriesResponse'
        '401':
          description: Missing or invalid API key.
        '429':
          description: Rate limit exceeded.
components:
  schemas:
    Meta:
      type: object
      properties:
        code:
          type: integer
          description: HTTP-style status code echoed in the body.
          example: 200
      required:
      - code
    Country:
      type: object
      properties:
        country_name:
          type: string
          example: United States
        iso-3166:
          type: string
          example: US
        total_holidays:
          type: integer
          example: 198
        supported_languages:
          type: integer
          example: 4
        uuid:
          type: string
          format: uuid
    CountriesResponse:
      type: object
      properties:
        meta:
          $ref: '#/components/schemas/Meta'
        response:
          type: object
          properties:
            countries:
              type: array
              items:
                $ref: '#/components/schemas/Country'
  securitySchemes:
    apiKey:
      type: apiKey
      in: query
      name: api_key
      description: API key passed as a URL query parameter.