There is this official Google Calendar (ics).
These Google accounts have access to manage permissions (and make changes to events):
- [email protected] (@tomberek)
- [email protected] (@cafkafk)
- [email protected] (@infinisil)
These Google accounts can only make changes to events:
- [email protected] (@jfly)
- [email protected] (@djacu)
- @mweinelt
- [email protected] (@ners)