I think it's mainly h-recipe: http://microformats.org/wiki/h-recipe http://microformats.org/wiki/h-recipe But it looks like there might be one or two others a

I think it's mainly h-recipe: http://microformats.org/wiki/h-recipe http://microformats.org/wiki/h-recipe But it looks like there might be one or two others active in the wild.