Calendar APIs
18 free public APIs in this category
| API | Auth | HTTPS | CORS | |
|---|---|---|---|---|
| caldays Public holidays for 195+ countries | No auth | Yes | Yes | ↗ |
| Calendarific Worldwide Holidays | API Key | Yes | Unknown | ↗ |
| Checkiday - National Holiday Industry-leading holiday data with over 5,000 holidays and thousands of descriptions | API Key | Yes | Unknown | ↗ |
| Church Calendar Catholic liturgical calendar | No auth | No | Unknown | ↗ |
| Czech Namedays Calendar Lookup for a name and returns nameday date | No auth | No | Unknown | ↗ |
| Festivo Public Holidays Fastest and most advanced public holiday and observance service on the market | API Key | Yes | Yes | ↗ |
| Google Calendar Display, create and modify Google calendar events | OAuth | Yes | Unknown | ↗ |
| Hebrew Calendar Convert between Gregorian and Hebrew, fetch Shabbat and Holiday times, etc | No auth | No | Unknown | ↗ |
| Holidays Historical data regarding holidays | API Key | Yes | Unknown | ↗ |
| LectServe Protestant liturgical calendar | No auth | No | Unknown | ↗ |
| Nager.Date Public holidays for more than 90 countries | No auth | Yes | No | ↗ |
| Namedays Calendar Provides namedays for multiple countries | No auth | Yes | Yes | ↗ |
| Non-Working Days Simple REST API for checking working, non-working or short days for Russia, CIS, USA and other | No auth | Yes | Yes | ↗ |
| Non-Working Days Database of ICS files for non working days | No auth | Yes | Unknown | ↗ |
| Public Holidays Data on national, regional, and religious holidays via API | API Key | Yes | Yes | ↗ |
| Russian Calendar Check if a date is a Russian holiday or not | No auth | Yes | No | ↗ |
| The Calendar Public holidays for US states and 30 countries plus sports and finance calendars as static JSON | No auth | Yes | Yes | ↗ |
| UK Bank Holidays Bank holidays in England and Wales, Scotland and Northern Ireland | No auth | Yes | Unknown | ↗ |