> /v1/apis/category/calendar
Free Calendar APIs[018]
18 free public APIs in the Calendar category — 12 require no authentication, 14 support HTTPS, 7 have CORS enabled.
Abstract Public Holidays
Data on national, regional, and religious holidays via API
Calendarific
Worldwide Holidays
Church Calendar
Catholic liturgical calendar
Czech Namedays Calendar
Lookup for a name and returns nameday date
DigiDates
Various date and time calculations
Festivo Public Holidays
Fastest and most advanced public holiday and observance service on the market
Generate iCAL
Generates iCal calendar events that can be used across calendar applications
Google Calendar
Display, create and modify Google calendar events
Hebrew Calendar
Convert between Gregorian and Hebrew, fetch Shabbat and Holiday times, etc
Holidays
Historical data regarding holidays
LectServe
Protestant liturgical calendar
Nager.Date
Public holidays for more than 90 countries
Namedays Calendar
Provides namedays for multiple countries
Non-Working Days
Database of ICS files for non working days
Non-Working Days
Simple REST API for checking working, non-working or short days for Russia, CIS, USA and other
OpenHolidays API
Public and school holidays for many countries via an open REST API
Russian Calendar
Check if a date is a Russian holiday or not
UK Bank Holidays
Bank holidays in England and Wales, Scotland and Northern Ireland
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What are the best free Calendar APIs?
The directory tracks 18 free public Calendar APIs. Top picks include Abstract Public Holidays, Calendarific, Church Calendar, Czech Namedays Calendar, DigiDates — see the full list above, all free to use.
Are there free Calendar APIs without authentication?
12 of 18 Calendar APIs require no authentication and can be used immediately without an API key.
Do these APIs support HTTPS?
14 of 18 Calendar APIs support HTTPS.