Asgaros Forum is the perfect WordPress plugin for you if you want to extend your website with a lightweight discussion board. It is easy to set up, integrates perfectly into WordPress and comes with dozens of features. Wrapped together in a beautiful and customizable design it stays slight, simple and fast.

Features

Topic & post management
Guest postings
Sub-forums
User Groups
Notifications
Moderators
Statistics
Permissions
Who Is Online
Banning
Powerful editor
File uploads
Widgets
Multiple Instances
Easy color customization
Theme manager
Multisite compatibility
Mobile device compatibility
Supports multiple languages