I was having the same problem where I wanted to block events on my iCloud calendar on my work Google calendar. Google allows you to subscribe to other calendars (Like the iCloud one) but there’s an invisible limitation of 10MB where it then just doesn’t do anything and no events show up. I set out to build that (of course I already bought a domain!) and only while building that stumbled upon a gem for calendar... - Source: Hacker News / 9 months ago

Excellent! Glad we could get you sorted! Hosting can be scary and it's okay to be afraid to touch things or not understand certain settings or terms. Especially if you're new. The key is to read the documentation. For your forum needs, this can be found at https://mybb.com and https://phpbb.com. Source: 6 months ago

You may find a current, object-oriented version of phpBB to be just the ticket. It will teach you how to structure the database, authenticate users, manage sessions and selectively display content according to user level, group membership, and other policies. Source: about 3 years ago