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Church Calendar

Catholic liturgical day, season and feast lookups as JSON

💬 Social & WorkHEALTHYchecked 9h ago
AUTH NONECORS ✓AGENT ✓HTTPS ✗COMMERCIAL ?

Returns the Roman Catholic liturgical calendar for any date: the season, week number, weekday and the day's celebrations with their liturgical colour and rank. Multiple language calendars are available in the path. Served over plain HTTP only.

89HOW IT'S SCORED ⓘ
Docs ↗
Status badge · for your READMEshipapis health badge: 89 · healthy
Uptime history
100%90 days
100%30 days
848P50 · ms
1997P95 · ms
operationalpartialdownno data
Response time · last 48 checks
Fastest 170 ms, slowest 1954 ms, most recent 170 ms.
Live response samplecaptured by our last successful check
GET http://calapi.inadiutorium.cz/api/v0/en/calendars/general-en/today

{
  "date": "2026-07-05",
  "season": "ordinary",
  "season_week": 14,
  "celebrations": [
    {
      "title": "14th Sunday in Ordinary Time",
      "colour": "green",
      "rank": "Sunday",
      "rank_num": 2.6
    }
  ],
  "weekday": "sunday"
}
Call itcurl · fetch · python
curl "http://calapi.inadiutorium.cz/api/v0/en/calendars/general-en/today"
const res = await fetch("http://calapi.inadiutorium.cz/api/v0/en/calendars/general-en/today");
const data = await res.json();
console.log(data);
import requests

res = requests.get("http://calapi.inadiutorium.cz/api/v0/en/calendars/general-en/today")
print(res.json())

BROWSER CALLS BLOCKED (NO CORS/HTTPS) — USE THE CURL SNIPPET

Endpoints · 5HealthyFULL DOCS ↗
Monitored path responding — GET /en/calendars/general-en/today848 mschecked 9h ago
GET/en/calendars/general-en/todayPROBED

Catholic liturgical day, season and feast lookups as JSON

GET/en

En — documented GET route.

GET/en/1

En details by ID (example: 1).

GET/en?limit=10

En — documented GET route.

GET/en/search?q=test

Search by query parameters.

Machine-readable spec

We probe a documented GET and expect 2xx JSON — full uptime and health score. Export includes every documented route below.

Response-shape history

Stable. No schema drift observed since monitoring began — the response shape has not changed under our checks.

Church Calendar: common questions

Is Church Calendar free to use?

Yes — Church Calendar is a free social & work API. Free tier: Free — limits not published. Whether the free tier allows commercial use is unclear — check the provider docs.

Does Church Calendar need an API key?

No — Church Calendar needs no API key or signup. You can call it straight away; rate limits still apply (Unpublished).

Can I call Church Calendar from the browser?

Not directly — Church Calendar doesn't send browser-friendly CORS headers, so call it from a server or proxy instead. Copy the curl or Python snippet on this page to get started.

Is Church Calendar up right now?

As of our last scheduled check, Church Calendar is healthy with 100% uptime over 90 days and a 848 ms median response. We re-probe it every sweep — the status badge and uptime chart above always show the latest.