BuddyPress version 18.104.22.168 has been released, which includes a number of important bug fixes and is a highly recommended upgrade.
BuddyPress.org report “BuddyPress plugins growing rapidly, there are now more than 125 available”
BuddyPress Tweetstream – allow your users to sync and post to their twitter stream.
BuddyPress Like – add a “like” button to site activity.
BuddyPress Links – rich media embedding for your BuddyPress powered site.
BuddyPress Album+ – allow your users to upload photos and create albums.
BuddyPress Group Documents – add file upload and document repositories to your groups.
BuddyPress Profile Privacy – allow your users to set privacy options on their profile data.
BuddyPress Welcome Pack – set defaults for new users, auto join them to groups or send welcome messages.
BuddyPress Group Blog (WordPress MU only) – allow your groups to include a fully functional WordPress blog.
BuddyPress Group Wiki – add wiki functionality to your groups so all members can contribute to pages.
More plugins on the BuddyPress plugins page at: