How to use: Calendar Event QR Code Generator

Description

Generate an iCalendar VEVENT QR code with start, end, title, location and description that phones add straight to the calendar.

• qr
• Because everything is computed client-side, Calendar Event QR Code Generator is safe to use with sensitive data such as API keys, tokens or private logs.

How to use

Using Calendar Event QR Code Generator takes three steps:

1. Paste your data into the input box (or load the example).
2. Configure the options to match your target format or scenario.
3. Copy, download or inspect the output — it updates live as you type.

Run

Examples

Emits a full VCALENDAR/VEVENT block that phones add straight to the calendar.

Output (generated live by the tool just now)

<div class="qr-out">
  <div class="qr-preview"><img src="data:image/png;base64,iVBORw0KGgo=" alt="QR code" width="256" height="256" style="max-width:100%;height:auto;image-rendering:pixelated"></div>
  <div class="qr-meta">
    <table class="tb-table"><tbody>
      <tr><th>Detected type</th><td>Calendar event</td></tr>
      <tr><th>Version</th><td>10 (57×57 modules)</td></tr>
      <tr><th>Error correction</th><td>M</td></tr>
      <tr><th>Quiet zone</th><td>4 module(s)</td></tr>
      <tr><th>Payload size</th><td>207 bytes (UTF-8)</td></tr>
      <tr><th>Contrast</th><td>21.00:1</td></tr>
      <tr><th>Validation</th><td class="ok">VALID</td></tr>
      <tr><th>Render → decode self-test</th><td class="bad">FAILED (decoded ≠ payload)</td></tr>
    </tbody></table>
    <table class="tb-table"><tbody><tr><th>summary</th><td>Team sync</td></tr><tr><th>start</th><td>20260915T090000Z</td></tr><tr><th>end</th><td>20260915T100000Z</td></tr><tr><th>location</th><td>Online</td></tr></tbody></table>
  </div>
</div>
<div class="qr-payload"><strong>Payload</strong><pre class="ex-io">BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//26173//QR//EN
BEGIN:VEVENT
DTSTART:20260915T090000Z
DTEND:20260915T100000Z
SUMMARY:Team sync
LOCATION:Online
DESCRIPTION:Weekly engineering sync
END:VEVENT
END:VCALENDAR</pre></div>


<div class="tb-btns qr-actions">
  <button class="btn btn-primary" data-qr-dl="png">Download PNG</button>
  <button class="btn" data-qr-dl="svg">Download SVG</button>
  
  <button class="btn" data-qr-copy="payload">Copy payload</button>
  <button class="btn" data-qr-copy="svg">Copy SVG</button>
  <button class="btn" data-qr-copy="image">Copy image</button>
  <button class="btn" data-qr-print>Print</button>
</div>
<p class="ex-note">Generated and verified entirely in your browser. No data is uploaded.</p>

This output was produced by actually running the tool, not written by hand.

Use cases

Common situations where Calendar Event QR Code Generator helps:

• Generate an iCalendar VEVENT QR code with start, end, title, location and description that phones add straight to the calendar.

Parameters

Input: not required — the tool generates its own data · Output: HTML · live update while typing: ✗

FAQ

Good to know

• The result does not update while you type — press Run after changing the input.
• The output is rendered as formatted content; use Copy to take the plain value.
• Everything runs client-side, so extremely large inputs are limited by your browser tab’s memory rather than by a server upload limit.

Related tools

Calendar Event QR Code Generator → · qr →