WP SUP implements FriendFeed's [Simple Update Protocol](http://code.google.com/p/simpleupdateprotocol/ "Simple Update Protocol"). Your blog posts will
WP SUP is a plugin for WordPress that implements FriendFeed's Simple Update Protocol. Your blog posts will appear on FriendFeed near-instantly after they are published.
The plugin adds the SUP-ID HTTP header to your blog's feeds and adds the SUP-ID link tag to your blog's feeds.
It also pings FriendFeed's public SUP feed when you publish a post.