Clusty downloads and processes the database regularly, generating automatic abstracts and image thumbnails and meaningfully parsing redirects, disambiguations, and categories.

Yahoo! includes Wikipedia as part of its content acquisition program and gets a regular datafeed.

Google tends to include Wikipedia as part of its normal search, and it comes up fairly accurately.

These issues may be less of a problem when using certain search engines that process Wikipedia differently: Also, when returning Wikipedia articles in a regular search, mirrors and forks of Wikipedia content frequently rank higher than the actual Wikipedia articles because of search engine optimization techniques. Similarly, the search engine's cached version of the page will not be as up-to-date as the link to Wikipedia itself. However, because the search engine's cache is based on when the site was indexed, the search may not return newly created pages. In general, external search engines are faster than a Wikipedia search. Depending on your browser, you may also be able to use tools that allow you to search Wikipedia using bookmarklets.

Searches are based on the text as shown by the browser, so wiki markup is irrelevant. Various search engines can provide domain-specific searches, which let you search Wikipedia specifically. They aren't as good as external search engines though.Įxternal search engines

These search engines can search Wikipedia articles, meanwhile they are user-friendly and are integrated into Wikipedia for a good experience. Recently, new internal search engines were created.

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