Carnival is a free microformat parser for Safari. Download it, fire it up, and whenever a microformatted site is viewed in Safari, Carnival will glowgreen. Click on the icon to view the available data.
Firefox Extension for interaction with Microformats
Bookmarklet to export microformat information
Show and download info in microformats
Cool. Besonders weil tails nicht auf dem Mac funktioniert.
MicroID is not an authentication or single-sign-on service, just a straightforward method for identifying content ownership that complements existing technologies such as OpenID and microformats.