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<entry-title>search engines</entry-title>

Search engine Microformats Implementations that index microformats across the web (i.e. not just on their own site).

web search

General web search. Search engines that index websites in general using microformats.


Main article: Google Search supports rel="nofollow", hCard 1.0, hReview 0.4 (in progress), hReview aggregate, hProduct (since 2009-05-12 for rich snippets), hCalendar 1.0 (since 2010-01-22), hRecipe 0.22 (since 2010-04-13) - in main search. See also related blog post on hCalendar hRecipe support and hMedia (since end of 2012).

Through additional interfaces Google supports rel="license" ( Google Advanced Search - Usage rights), and XFN - The XHTML Friends Network (Google Social Graph API. See Google Search for more details.


Main article: Microsoft Bing Search Engine

Microsoft's supports hCard 1.0, hReview 0.4 (in progress), hReview aggregate, hProduct, hCalendar 1.0, and hRecipe 0.22 in main search, per Bing Help: Marking up your site: Overview.


Main article: Yahoo Search

Yahoo search supports rel="nofollow". Through additional interfaces, Yahoo supports rel="license" (Yahoo Creative Commons search) and hCard, hCalendar, hReview, XFN, geo, rel-tag, adr through Yahoo Search BOSS and Yahoo Search Monkey. See Yahoo Search for more details.


Main article: Yandex Search Engine

Yandex supports hCard 1.0, hRecipe 0.22, hReview 0.4 (in progress), and hProduct([1]) and has a microformats validator as well. See Yandex Search Engine for more details.

blog search

Search blog posts and blogs in general. Search engines that specifically index blogs, blog posts, and other realtime sources on the web using microformats.



prototype or alpha


to do

  • both and should redirect/retrieve

search results in microformats

Search engines that publish microformats in their results (but may not necessarily be indexing microformats).


previous search engines

Some search engines are no longer up and running, but when they were, they supported microformats:

Technorati Kitchen

  • Technorati Kitchen (~2006-2010? unavailable as of 2011-222)
    • Technorati contacts search] (hCard 1.0,
    • Technorati events search] (hCalendar 1.0,


  • VIREL (~2008-2010?, site no longer does search as of 2011-222) indexes both hCard 1.0 and hCalendar 1.0 and provides a user interface (pop-up menu) to choose between searching contacts or events.
    • 2008-09-09 Tag Edge: (post permalink broken) Virel: Microformats Search Engine