ICS Event Generator

What is an ICS Event Generator?

Generate downloadable iCalendar (`.ics`) event files conforming to RFC 5545 standards. Configure event title, start/end date-time, location, description, organizer email, and reminders compatible with Google Calendar, Apple Calendar, and Microsoft Outlook.

Why Use This Tool?

Website Event Invites: Provide downloadable `.ics` calendar invitation links on event landing pages.
Email Marketing Calendar Attachments: Attach `.ics` files to webinar confirmation emails so attendees can add events with one click.
RFC 5545 iCalendar Testing: Test `.ics` file syntax and timezone parameters.

How to Use

Enter Event Title, Description, and Location.
Select Start Date/Time and End Date/Time.
Click "Generate .ics File" and download calendar invite.

Real Working Example

Input:

Title: Annual Tech Conference 2026 | Start: 2026-09-10 09:00 | End: 2026-09-10 17:00

Output Result:

iCalendar File Content (.ics):
BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//DevDesk//ICS Generator//EN
BEGIN:VEVENT
SUMMARY:Annual Tech Conference 2026
DTSTART:20260910T090000Z
DTEND:20260910T170000Z
END:VEVENT
END:VCALENDAR

Important Technical Details & Specifications

RFC 5545 iCalendar Standard: Generates valid `BEGIN:VCALENDAR` and `BEGIN:VEVENT` tags with UTC `DTSTART`/`DTEND` timestamps.
Cross-Platform Compatibility: Tested on Google Calendar, Apple Calendar (iOS/Mac), and Microsoft Outlook.
100% Local Generation: Calendar files are generated 100% locally in browser memory.

Related Developer Tools

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Timezone Converter: Convert time zones.
QR Code Generator: Generate QR codes.

Frequently Asked Questions

What is an .ics file?

An .ics file is a standard universal calendar format (iCalendar) used to import event details into calendar applications.

Which calendar apps support .ics files?

Google Calendar, Apple Calendar, Microsoft Outlook, Yahoo Calendar, and Thunderbird.

Is it free?

Yes, 100% free.

Are my event details saved on a server?

No, all .ics file generation happens 100% locally in your web browser.

What is the main function of ICS Event Generator?

Generate downloadable iCalendar (.ics) event files compatible with Google Calendar, Apple Calendar, and Outlook. This generator produces ics event data instantly in your browser.