bbPress.org

This is actually built into the core, as I understand it… users can’t post more than every ___ seconds (I think the default is 30 seconds, but I’m not sure).

You can actually increase or decrease the “throttle time” with this plugin:

https://bbpress.org/forums/topic/change-throttle-also-is-it-based-on-username-or-ip

There are a few threads on throttling on the boards!

https://bbpress.org/forums/tags/throttle