Radio UserLand X for Mac

From UserLand Software:

It's an easy-to-use Weblog tool that runs on your desktop, so it's fast, and ready to go when you are. Radio UserLand automatically builds your site, organizes and archives your posts, and publishes your content -- without any knowledge of HTML, FTP, or graphic design. All you need to do is install Radio and begin publishing, in minutes, not days. You can publish written text, links, photos, documents, and much more with just a single click of your mouse. Best of all, you can do all of this in your favorite browser.