BuddyPress.org

Drop it in your plugins dir, network activate it from the dashboard. Doesn’t work for me because I’m also using BP Xtra Signup. That can be rectified (and I hope without blowing up the database) by editing line of 298 (current version as of Jan 2011) of bpxs-core.php in BP Xtra signup from

`preg_match( “/[a-z0-9]+/”, $user_name, $maybe );`
to
`preg_match( “/[A-Za-z0-9]+/”, $user_name, $maybe );`