Anonymous post/comment possible for wpForo forum?
Thank you @lukehsuhao,
You can enable Guest Posting for your forum, so users should not register to create new topic or reply. But it requires to insert some Name (not a real name) and email address. You can find more information in this article: https://gvectors.com/how-to-enable-guest-posting-on-wpforo-wordpress-forum-plugin/