Universal Add to Calendar links from a single URL

Generate RFC 5545 ICS files and deep links for Google Calendar, Outlook, and Yahoo. Free API, no signup, no tracking.

Read the docs Download sample .ics 
GET /event.ics?title=Team+standup&start=2026-02-15T14:00:00Z&end=2026-02-15T14:30:00Z

Why getcal.link

🔗

One URL, every calendar

A single link generates downloads for Apple Calendar, Google Calendar, Outlook, and Yahoo.

⚡

No signup, no API key

Completely free and stateless. Build a URL, share it. Works from any HTTP client or browser.

📚

RFC 5545 compliant

Generated ICS files follow the iCalendar standard. Reminders, recurrence rules, and organizer fields supported.

🤖

MCP server for AI agents

AI assistants like Claude can create calendar events via the built-in MCP endpoint at /mcp.

🌍

CORS enabled

Fetch links from any frontend with the /links JSON endpoint. No proxy or server-side code needed.

🚀

Edge-fast on Cloudflare

Runs on Cloudflare Workers for sub-50ms responses globally. No cold starts, no infrastructure to manage.

How it works

  1. 1

    Build your URL

    Add event details as query parameters: title, start, end, plus optional fields like location and reminder.

  2. 2

    Choose your endpoint

    Use /event.ics for a direct ICS download, or /links for JSON with deep links to Google, Outlook, and Yahoo.

  3. 3

    Share it anywhere

    Paste the link in an email, embed it on a website, or fetch it from your app. No JavaScript, no SDK, no account needed.

Use cases

Email campaigns

Drop an "Add to Calendar" link into any email template. Works with Mailchimp, Braze, SendGrid, and plain HTML emails.

Read guide →

Event websites

Embed calendar links on conference pages, meetup sites, or ticketing platforms. No JavaScript required.

Read guide →

Developer tooling

Generate calendar links programmatically from your backend, CI pipeline, or automation scripts.

Read guide →

Quick example

HTML — direct download link

<a href="https://api.getcal.link/event.ics?title=Team+standup&start=2026-02-15T14:00:00Z&end=2026-02-15T14:30:00Z&reminder=15">
  Add to Calendar
</a>

JavaScript — fetch calendar links

const res = await fetch(
  'https://api.getcal.link/links?title=Team+standup&start=2026-02-15T14:00:00Z&end=2026-02-15T14:30:00Z'
);
const links = await res.json();
// links.google_url, links.outlook_url, links.yahoo_url, links.ics_url

Frequently asked questions

Is getcal.link free?
Yes. The API is free to use with no signup or API key required.
Does getcal.link store my event data?
No. All processing happens in-memory. Nothing is logged, stored, or shared. See our privacy policy.
What calendar apps are supported?
The /event.ics endpoint works with any app that supports ICS files, including Apple Calendar, Google Calendar, Outlook, Thunderbird, and more. The /links endpoint also returns deep links for Google, Outlook, and Yahoo.
Can I use this in production?
Absolutely. getcal.link runs on Cloudflare Workers with global edge distribution. It's designed for production use in emails, websites, and applications.
What is the MCP endpoint?
MCP (Model Context Protocol) lets AI assistants create calendar events. Connect your AI client to /mcp and it can validate events, generate ICS files, and build calendar links. Learn more.

Start generating calendar links

No signup. No API key. Just build a URL and go.

Read the docs