The pubHoliday API is a product of Smart Webservices – a provider of ready-to-use microservices for web and apps. The API provides access to information regional and national holidays in Germany. Its query parameters generate results for region-specific or national holidays in the country for dates falling between 1980 and 2050. The applicable parameters for querying the API include country, state, postal code, and location. The API returns results in JSON format.