ICS Timezone Fixer

This tool modifies a provided .ics calendar file to replace Windows timezone names with IANA equivalents, ensuring accurate event times in Google Calendar and other apps.

How to Use:

  1. Provide an .ics file URL as a query parameter named ics_url.
  2. Example usage:
    3. https://timezonefix.wilco.my/?ics_url=https://original-calendar-url.ics
  3. Just use the new URL as a replacement for the original one!

Note:

The hosted version is provided as-is, without guarantees. If you require reliable access, consider setting up your own server using this code.