* Inline spam management & prevention
    * Thread tagging
    * Search cloud / tag cloud
    * Thread prefixes
    * Reciprocal friendships between users
    * Public visitor messaging on profile pages with 'conversation' feature
    * User picture galleries with user comment facility
    * User-created social groups with invite only and moderated membership options
    * Extended member profile pages
    * Customizable member profile pages with admin-controlled styling abilities
    * Inline editing of custom user profile fields
    * Lightbox viewer for attached images
    * Viewable and comparable history maintained for post edits
    * Extended re-authentication for inline moderation actions
    * Notices system for navigation bar
    * Multiple human-verification systems including reCAPTCHA, image verification and Q/A
    * User change history
    * Social bookmarking integration