Ics Guides & Resources

Ics Specification RFC 5545

Ics (Icalendar) Validators:

These are helpful but not necessarily complete.  They have been described by some as ‘trailing edge’.  At the end of the day you need to ensure that your ics file will be accepted by the major calendar applications (eg: google calendar etc)

Other related ics resources

Development and Testing Resources

How to subscribe to calendars

Useful ics files for testing

Other discussions