bbPress.org

Something like this should get you going:

if ( bbp_has_topics( array( 'author' => 0, 'show_stickies' => 'false', 'order' => 'DESC', 'post_parent' => 'any', 'posts_per_page' => 5 ) ) )
bbp_get_template_part( 'bbpress/loop', 'topics' );