For bbPress - Lets you style bbPress, and add display features

For bbPress - Creates private forum groups

For bbPress - adds any combination of topics, replies and totals under the authors avatar in topics and replies

For bbPress - Lets you add ranking and badges to topics, replies, and profiles

For bbPress - changes the freshness displays to date

For buddypress/bbPress - Displays any combination of up to 4 buddypress field under the authors avatar in topics and replies

For bbPress - adds fields to the bbp user profile and displays any combination of these under the authors avatar in topics and replies

bbPress Notifications allows you to automatically send email notifications to specific users when new topics or replies are posted.

Extension for bbPress to close old topics automatically when they are older than an admin-defined period of time.

bbPress plugin to automatically tweet new topics and replies.

For bbPress - displays private forums titles and optional descriptions to non-logged in users, and optionally hides the prefix 'private'