Projects tagged ‘information_retrieval’ and ‘search-engine’

Lucene.Net is a source code, class-per-class, API-per-API and algorithmatic port of the Java Lucene search engine to the C# and .NET platform utilizing Microsoft .NET Framework.

Xapian is an Open Source Search Engine Library, released under the GPL. It's written in C++, with bindings to allow use from Perl, Python, PHP, Java, Tcl, C#, and Ruby (so far!) Xapian is a highly ... [More] adaptable toolkit which allows developers to easily add advanced indexing and search facilities to their own applications. It supports the Probabilistic Information Retrieval model and also supports a rich set of boolean query operators. [Less]

Sphinx is a full-text search engine, it's a standalone search engine, meant to provide fast, size-efficient and relevant full-text search functions to other applications. Sphinx was specially designed ... [More] to integrate well with SQL databases and scripting languages. [Less]

An open source search engine based on best open source technologies: lucene, zkoss, tomcat, poi, tagsoup. A stable, high-performance piece of software. It is both a modern search engine and a suite of high-powered full text search algorithms.

Key features: Support for http, https, ftp, nntp and news URL schemes. htdb virtual URL scheme for indexing SQL databases. Indexes text/html, text/xml, text/plain, audio/mpeg (MP3) and image/gif ... [More] mime types natively. External parsers support for other document types, including Microsoft Word, Excel, RTF, PowerPoint, Adobe Acrobat PDF and Flash. Can index multilingual sites using content negotiation. Searching all of the word forms using ispell affixes and dictionaries. Synonym, acronym and abbreviation query expansion based on editable dictionaries, specified by language and charset. Stop-words, synonyms and acronyms lists. Options to query with all words, all words near to each others, any words, or Boolean queries. A subset of VQL (Verity Query Language) is supported. Popularity Rank ba [Less]

The "xappy" python module is an easy-to-use interface to the Xapian search engine. Xapian provides a low level interface, dealing with terms and documents, but not really worrying about where terms ... [More] come from, or how to build searches to match the way in which data has been indexed. In contrast, "xappy" allows you to design a field structure, specifying what kind of information is held in particular fields, and then uses this field structure to index data appropriately, and to build and perform searches. [Less]

Flax is a project to develop an open source enterprise search engine application based on the Xapian search engine library. It also contains a clean-and-simple Python interface suitable for many users ... [More] of Xapian, built on the standard Xapian Python interface, together with various other add-ons such as performance testing utilities. [Less]

This extension provides bindings to the Swish-e API. Swish-e is a GPL licensed search engine, with a clause that allows applications to link against the libswish-e library to use the published API ... [More] to do so without invoking the viral portion of the GPL. This is subject to returning a link back to the swish-e source code. Here it is: http://swish-e.org [Less]

eZ Find is an enterprise-ready search plugin for eZ Publish, making it possible to search multiple eZ Publish installations simultaneously.

mnoGoSearch is a full-featured SQL based web search engine.