You can now delete a namespace directly from the namespace settings page. There’s a confirmation step so you won’t accidentally nuke anything. It cleans up everything – all threads, comments, watchers, notifications, and the namespace itself.
Previously this was only possible through a command-line admin script, so you had to ask us to do it for you.
Full details: https://git.unturf.com/engineering/remarkbox/remarkbox/-/blob/main/docs/tickets/5.md