TimeZones iCal Library
TimeZones iCal Library — auto-discovered JSON endpoint
Database of official time zones and corresponding iCal VTIMEZONE blocks
GET https://tz.add-to-calendar-technology.com/api/zones.json
[
"Africa/Abidjan",
"Africa/Accra"
]curl "https://tz.add-to-calendar-technology.com/api/zones.json"const res = await fetch("https://tz.add-to-calendar-technology.com/api/zones.json");
const data = await res.json();
console.log(data);import requests
res = requests.get("https://tz.add-to-calendar-technology.com/api/zones.json")
print(res.json())/api/zones.jsonPROBEDTimeZones iCal Library — auto-discovered JSON endpoint
/apiApi — documented GET route.
/api/1Api details by ID (example: 1).
/api?limit=10Api — documented GET route.
/api/search?q=testSearch by query parameters.
/api/%7BzoneName%7D.ics%7BzoneName%7D Ics — documented GET route.
We probe a documented GET and expect 2xx JSON — full uptime and health score. Export includes every documented route below.
Stable. No schema drift observed since monitoring began — the response shape has not changed under our checks.
TimeZones iCal Library: common questions
Is TimeZones iCal Library free to use?
Yes — TimeZones iCal Library 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 TimeZones iCal Library need an API key?
No — TimeZones iCal Library needs no API key or signup. You can call it straight away; rate limits still apply (Unpublished).
Can I call TimeZones iCal Library from the browser?
Yes — TimeZones iCal Library returns CORS headers over HTTPS, so front-end code can fetch it directly with no backend proxy. Use the fetch snippet on this page, or hit "Run live" to try it now.
Is TimeZones iCal Library up right now?
As of our last scheduled check, TimeZones iCal Library is healthy with 100% uptime over 90 days and a 337 ms median response. We re-probe it every sweep — the status badge and uptime chart above always show the latest.