Provide a simple discussion board for your site - users can post new topics and reply to existing ones.
Enables users to post questions and answers (Q&A) in a Stackoverflow style. Plugin includes social media login registration and can be customized
Video Tutorials showing how to use WordPress and CM Plugins like Q&A Discussion Forum, Glossary, Download Manager, Ad Changer and more
Add a Disqus popular threads widget to your WordPress blog's sidebar
List latest threads, topics from vBulletin forum in wordpress sidebar area
Manage threads of comments and move them around as you wish.
Widget for display the latest vbulletin threads threads with ajax loading.
This plugin lists last updated threads of a vBulletin's DB into WordPress.