[oguruma]

Is there a plugin that does this:

When a new WordPress post is created, a Forum topic is automatically created.

When a user posts a comment, they are posted as replies to that forum thread.

Does that exist?

[loganpaul]

I don’t think so it exists

[william8885]

yes..it is exist..

[antonv]

try bbPress Topics for Posts
I am using it – works well.

Also take note of: this support topic