Blog It is a handy TypePad feature which makes it easy to quickly post articles, photos, video, and more to your blog. Blog It for Safari is an extension for Safari 5 that puts the power of Blog It right in your browser’s toolbar. Just click the Blog It button, customize your post, and publish.
To try it out, simply download the extension, double-click to install, and you’re done. If you don’t already have a TypePad blog, you can create an account right from within Blog It.
Update: Blog It for Safari has been downloaded hundreds of times and is now available on Apple's official Safari Extension Gallery.