DataparkSearch Engine

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The DataparkSearch Engine is a discontinued free software web-search engine designed for adding a search feature to a website or a group of websites. It has two parts: The indexer, which does just that and puts the results in a database, and a CGI front-end which can be integrated into a website. It has not been updated since 2010.


DataparkSearch powers nnqtnsoohprzqcke (link requires Tor), the most popular search-engine for location hidden services on the Tor-network.

It's also used by the popular Russian search engine 43°N 39°E.

Official Story

Official story regarding "key features" is this:

"Key features:

  • Support for http, https, ftp, nntp and news URL schemes.
  • htdb virtual URL scheme support for indexing SQL databases.
  • text/html, text/xml, text/plain, audio/mpeg (MP3) and image/gif mime types built-in support.
  • External parsers support for other document types.
  • Ability to index multilingual sites using content negotiation.
  • Searching all of the word forms using ispell affixes and dictionaries.
  • Fuzzy searching based on acronyms and abbreviations.
  • Stop-words, synonyms and acronyms lists.
  • Boolean query language support.
  • Neural network based Popularity Rank.
  • Results sorting by relevance, popularity rank, last modified time and by importance (a multiplication of relevance and popularity rank).
  • Various character sets support.
  • Accent insensitive search.
  • Phrase segmenting for Chinese, Japanese, Korean and Thai languages.
  • mod_dpsearch - search module for Apache web server.
  • Internationalized Domain Names support.
  • The Summary Extraction Algorithm."

More information