concealment writes "The company guards its search platform like the crown jewels. It’s not about to release a paper describing how it all works, so producing an open source clone is more difficult. But there are options, and the push toward open source versions of the Google search engine has gathered some steam in recent months, with the arrival of a new company called ElasticSearch.
These projects aren’t trying to compete with Google’s public search engine — the one you use every day. They’re trying to compete with Google’s search appliance and other products that help enterprises — i.e., big businesses — find stuff inside their own private networks."
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