Hacker News Reader

Not familiar with it prior to your comment. A bit refreshing the post about Apple conference has less comments than multiple other items on the front page

How to get an invite? I am unable to sign up.

Keep an eye out for the next invite round at https://old.reddit.com/r/tildes/

In the mean time you don't need an account for Tildes read-only access.

I liked the userbase, I did not like the (back then) single overlord/admin.