Calfilter - an ical calendar filtering service

Original calendar URL:

This is the location the public calendar is pulled from.

RegExp applied to description:

Only entries matching this regular expression are passed through, everything else is left out of the generated calendar file.

Timezone the calendar is in:

Some applications (e.g. Google Calendar) fail to identify the correct time zone of the calendar. Selecting a proper time zone here will transofrm all start and end dates to UTC times, allowing them to be displayed correctly in all applications.