patchBay

Church Calendar vs Non-Working Days

If you need a Calendar API that's easy to integrate, go with Non-Working Days.

Church Calendar

Catholic liturgical calendar

Non-Working Days

Simple REST API for checking working, non-working or short days for Russia, CIS, USA and other

Church Calendar

  • No authentication required
  • No HTTPS support

Non-Working Days

  • No authentication required
  • HTTPS supported
  • CORS enabled for frontend use
FeatureChurch CalendarNon-Working Days
AuthenticationNoneNone
HTTPSNoYes
CORSUnknownYes

When to use which?

Non-Working Days works directly from the browser with CORS enabled, making it better for frontend-only apps. Non-Working Days supports HTTPS, which is required for production deployments and secure data handling.