Social networking in a box. Build a social network for your company, school, sports team, or niche community.
Of course! BuddyPress works out-of-the-box with nearly every WordPress theme.
Yes! If your WordPress installation has multisite enabled, BuddyPress will support the global tracking of blogs, posts and comments.
The support forums can be found at http://buddypress.org/forums/.
The documentation codex can be found at http://codex.buddypress.org/.
Report bugs and participate in development at http://buddypress.trac.wordpress.org.
Check out the development trunk of BuddyPress via Subversion, from http://buddypress.svn.wordpress.org/trunk/