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@lptn @wsyxbcl @Jehong-Ahn @cabello @AnandChowdhary

Google

Official documentation

There is no official documentation for the current version, but Google had some documentation in the past. You can see it using web.archive wayback machine (it still works!): Share your events with an individual, a group, or the whole world.

Basic URL

https://calendar.google.com/calendar/render

Add a test event

Parameters

action

required: yes

format: string/eval

possible values: TEMPLATE

example: action=TEMPLATE

description: A default required parameter.

text

required: yes

format: text

example: text=Birthday

description: event title.

dates

required: yes

format: YYYYMMDDTHHmmSSZ/YYYYMMDDTHHmmSSZ

example: dates=20201231T193000Z/20201231T223000Z

description: gives the start and end dates and times (in Greenwich Mean Time) for the event. Dates must have both start and end time or it won't work. The start and end date can be the same (if appropriate). Special cases:

  • to use the user's timezone: 20201231T193000/20201231T223000 (don't specify a timezone);
  • to use UTC timezone, convert datetime to UTC, then use Z suffix: 20201231T193000Z/20201231T223000Z;
  • for all-day events use 20201231/20210101. You must use the following date as the end date for a one day all day event, or +1 day to whatever you want the end date to be.

ctz

required: no

format: timezone name

example: ctz=America/New_York

description: custom timezone.

details

required: no

format: text

example: details=With clowns and stuff

description: description of your event.

location

required: no

format: text

example: location=North Pole

description: set location of the event. Make sure it's an address google maps can read easily.

crm

required: no

possible values: AVAILABLE, BUSY, BLOCKING

format: string

example: crm=AVAILABLE

description: if Free, Busy, or Out of Office respectively.

trp

required: no

possible values: true, false

format: string

example: trp=false

description: Show event as busy (true) or available (false). Stands for RFC 5545 transparency. It's ignored for all day events, please refer to crm instead.

sprop

required: no

format: key-value

example: sprop=website:www.santa.org&sprop=name:Sata-online

description: identify the website or event source

add

required: no

format: text (comma-separated emails)

example: add=elf1@example.com,elf2@example.com

description: a list of guests (comma-separated).

src

required: no

format: text (email)

example: src=santa@example.com

description: add an event to a shared calendar rather than a user's default.

recur

required: no

format: text (RFC-5545 specs)

example: recur=RRULE:FREQ=DAILY

description: set recurring events.

Tools

  1. Google calendar link generator
  2. Google calendar link generator