Best Calendar APIs — Compared
Compare 21 Calendar APIs side by side. See authentication methods, HTTPS support, and CORS policies at a glance.
| API | Description | Auth | HTTPS | CORS |
|---|---|---|---|---|
| Abstract Public Holidays | Data on national, regional, and religious holidays via API | apiKey | ||
| Calendarific | Worldwide Holidays | apiKey | ||
| Church Calendar | Catholic liturgical calendar | None | ||
| City of Surrey Open511 API | This API provides real time traffic obstruction events occuring within the City of Surrey. | apiKey | ||
| Discovery API | The Ticketmaster Discovery API allows you to search for events, attractions, or venues. | apiKey | ||
| Dispatch API | The Dispatch API enables the developer to specify a multiple message workflow. A workflow follows a template. The first one we are adding is the failover template. The failover template instructs t... | apiKey | ||
| Festivo Public Holidays | Fastest and most advanced public holiday and observance service on the market | apiKey | ||
| Generate iCAL | Generates iCal calendar events that can be used across calendar applications | apiKey | ||
| Google Calendar | Display, create and modify Google calendar events | OAuth | ||
| Hebrew Calendar | Convert between Gregorian and Hebrew, fetch Shabbat and Holiday times, etc | None | ||
| Holidays | Historical data regarding holidays | apiKey | ||
| KERALA PUBLIC SERVICE COMMISSION, Kerala | The following issued documents can be integrated with DigiLocker and get used by candidates for service delivery - 1.One Time Verification -OTV certificate � issued to candidates qualified for appo... | apiKey | ||
| LectServe | Protestant liturgical calendar | None | ||
| Nager.Date | Public holidays for more than 90 countries | None | ||
| Namedays Calendar | Provides namedays for multiple countries | None | ||
| Non-Working Days | Simple REST API for checking working, non-working or short days for Russia, CIS, USA and other | None | ||
| Non-Working Days | Database of ICS files for non working days | None | ||
| OpenHolidays API | Public and school holidays for many countries via an open REST API | None | ||
| Russian Calendar | Check if a date is a Russian holiday or not | None | ||
| The Blue Alliance API v3 | # Overview Information and statistics about FIRST Robotics Competition teams and events. # Authentication All endpoints require an Auth Key to be passed in the header `X-TBA-Auth-Key`. If yo... | apiKey | ||
| UK Bank Holidays | Bank holidays in England and Wales, Scotland and Northern Ireland | None |