SocialNetworking

Cookbook /
: AddThisWidget Embed the 'AddThis' widget to enable easy sharing of webpages on facebook, delicious, twitter, and other social networking sites.
: EmbedTweet a recipe to embed live tweets from twitter.com using Twitter's oembed API facility (stable)
: FacebookLinkInto "Like" your wiki pages into Facebook.
: ShareButtons Social media sharing buttons without tracking or JavaScript (Experimental)
: ShortURLs shorten URLs using bit.ly, including a markup expression and a function for further coding
: Twitter Display twitter-messages and twitpics from any member in your page.
: TwitterPost easily post updates to your Twitter account via PHP functions (not currently working, as of Summer 2010 - twitter has switched to OAuth - recipe to hopefully be updated soon)