This add-on allows the admins of the site to allow members to reply to others users threads. Make sure if you only want to disallow in certain forums that you set the usergroup permission to be allowed and the node permission usergroup to be disallowed.
- Allow thread creators to allow more users to reply to their threads.
- Double post merging based on time within usergroups on node level and normal usergroup level.
- Custom BbCodes
- Word Counter for the reply box