Projects

Apache Lucene

claimed by Apache Software Foundation

Apache Lucene is an information retrieval API originally implemented in Java. It is a technology suitable for nearly any application that requires full-text search, especially cross-platform. Lucene has been ported to other programming languages including Perl, C#, C++, Python, Ruby and PHP.

Exuberant Ctags

Ctags generates an index (or tag) file of language objects found in source files that allows these items to be quickly and easily located by a text editor or other utility. A tag signifies a language object for which an index entry is available (or, alternatively, the index entry created for that object).

Sphinx documentation builder

Sphinx is a tool that makes it easy to create intelligent and beautiful documentation for Python projects.

Beagle

Beagle is a desktop-independent service for indexing and searching your data. The Beagle daemon transparently monitors your data and updates the index to reflect any changes. On an inotify-enabled system, these updates (e.g. new files, emails, chat) happen more-or-less in real time. Beagle ... [More] supports many different file formats and can index files/email/browsing history/chat logs/RSS feeds etc. [Less]

Cscope

Cscope is a developer's tool for browsing source code.

ht://Dig

The ht://Dig system is a complete WWW indexing and searching system for a domain or intranet. This system is not meant to replace the need for internet-wide search systems like Lycos, Infoseek, Google, and AltaVista. Instead, it is meant to cover the search needs for a single company, campus, or even a particular sub-section of a Web site.

KiokuDB

KiokuDB is a persistent object graph manager for Perl. It uses multiple backends and layers on Moose's introspection and Search::GIN for indexing.

Whoosh Python Search Library

Whoosh is a fast, featureful full-text indexing and searching library implemented in pure Python. Some of Whoosh's features include: * Pythonic API. * Pure-Python. No compilation or binary packages needed, no mysterious crashes. * Fielded indexing and search. * Fast indexing and ... [More] retrieval -- much faster than any other pure-Python solution. * Pluggable scoring algorithm (including BM25F), text analysis, storage, posting format, etc. * Powerful query language. * Pure Python spell-checker. [Less]

Swish-e

Swish-e is a fast, flexible, and free open source system for indexing collections of Web pages or other files. Swish-e is ideally suited for collections of a million documents or smaller. Using the GNOME™ libxml2 parser and a collection of filters, Swish-e can index plain text, e-mail, PDF, HTML ... [More] , XML, Microsoft® Word/PowerPoint/Excel and just about any file that can be converted to XML or HTML text. [Less]

OpenSearchServer

An open source full-text search engine and crawler based on best open source technologies: lucene, zkoss, tomcat, poi, pdfbox. Multilingual lemmatization, spellcheck, stop words, synonyms, facet, filters, web crawler, database crawler, local and remote file system crawler, documents indexation ... [More] with OCR, REST with XML or JSON and SOAP API. A stable, high-performance piece of software. It is a modern search engine and a suite of high-powered full text search algorithms. [Less]