ical-toolkit/timezones/database/america-denver.json

ICal generator/updater/parser with Timezone/DST, Alams, Organizers, Events, etc. support.

{
  "VTIMEZONE": {
    "TZID": "America/Denver",
    "X-LIC-LOCATION": "America/Denver",
    "DAYLIGHT": [
      {
        "TZOFFSETFROM": "-0700",
        "TZOFFSETTO": "-0600",
        "TZNAME": "MDT",
        "DTSTART": "19700308T020000",
        "RRULE": "FREQ=YEARLY;BYMONTH=3;BYDAY=2SU"
      }
    ],
    "STANDARD": [
      {
        "TZOFFSETFROM": "-0600",
        "TZOFFSETTO": "-0700",
        "TZNAME": "MST",
        "DTSTART": "19701101T020000",
        "RRULE": "FREQ=YEARLY;BYMONTH=11;BYDAY=1SU"
      }
    ]
  },
  "TZID": "America/Denver"
}