Seems like there's a number of interesting social networking "protocols" that may be interesting to support in Xwiki. Any plans to support any of these: http://www.google.com/friendconnect/ http://developers.facebook.com/connect.php http://developer.myspace.com/Community/blogs/devteam/archive/2008/12/09/int… Of these, google's friendconnect looks most interesting: http://www.youtube.com/v/N94s7ix0JPo&hl=en&autoplay=1 With Google Friend Connect, visitors to your site or blog can: - Sign in with their Google, Yahoo, AIM or OpenID account. - Interact with other visitors by making friends, sharing media, posting comments, playing games, and more. - Invite friends from other social networks and contact lists to join your site or blog. [image: Sign in - Post reviews, share media, and more - Invite friends] Niels http://nielsmayer.com