Believe Creative

BC Forum is a custom forum plugin for WordPress that supports threaded questions and answers. Features include: 
– AJAX-based comment submission 
– Multi-level replies 
– Admin approval system 
– Custom styling and templating support
Perfect for community-driven websites, educational platforms, or support portals.
<h3>License</h3>
This plugin is licensed under the GPLv2 or later.

BC Forum

A powerful forum plugin for WordPress, developed by Believe Creative, enabling question-and-answer discussions.

Qhub

This plugin enables you to include questions from your Qhub (see www.Qhub.com) simultaneously on your WordPress blog or website. Your Qhub posts are displayed on your WordPress site as a customizable formatted list within your posts or as customisable widgets within your sidebar.
See a simple demo of the latter at : http://eventst.wpengine.com
For more in-depth documentation, see the Help.txt document included in the plugin folder.

Qhub Q&A WordPress Plugin

Show questions from your Qhub simultaneously on your Wordpress site!

BC Forum vs Qhub Q&A WordPress Plugin