Open Source Linux Search Engines

CLucene is a C++ port of Lucene: the high-performance, full-featured text search engine written in Java. CLucene is faster than lucene as it is written in C++.

OpenSearchServer is a powerful, enterprise-class, search engine program. Using the web user interface, the crawlers (web, file, database, etc.) and the client libraries (REST/API , Ruby, Rails, Node.js, PHP, Perl) you will be able to integrate quickly and easily advanced full-text search capabilities in your application: Full-text with basic semantic, join queries, boolean queries, facet and filter, document (PDF, Office, etc.) indexation, web scrapping,etc. OpenSearchServer runs on Windows and Linux/Unix/BSD.

So scr_ipfm is a script written in php, used to graphically show amount of data downloaded by users in local network. To do that, it uses logs generated by ipfm program (ipfm is available at the address: http://robert.cheramy.net/ipfm/).

A php application that provides a web-based graphical interface similar to apache directory listing. Functions:copy, move, delete, rename files, etc. For more detail, please go to the official site.

QuickFind is a cross platform Java Application for searching files in your Computer. The sole purpose of this application is to save user time by searching the desired file almost instantly. User has all the freedom to schedule or cache manually any time on selected directories. Once the caching is done all you have to do is input the name of the file you want to find.

PAD stands for Portable Application Description. PAD is an XML-based open format to describe downloadable applications. By using the PAD system, developers save time by having to create a description of their software packages only once.

RePEcPHP is a free PHP and MySQL based web interface to maintain a RePEc archive. The RePEc project (www.repec.org) provides a volunteer-driven public-access database of more than 100,000 working papers in economics plus other items.

Aperture is a Java framework for extracting and querying full-text content and metadata from various information systems (file systems, web sites, mail boxes, ...) and the file formats (documents, images, ...) occurring in these systems.

Aracnis is a Java based framework for building distributed web spiders. These spiders can be used to accomplish a variety of tasks, for example, screen-scraping and link integrity checking.

Cheshire3 is a fast Z39.50, SRW, XML search engine, written in Python for extensability and using C libraries for speed. Next generation of the Cheshire system (http://cheshire.berkeley.edu) and designed around a distributable, object oriented model.

With DoCASU, Alfresco users have a simplified and easy to use solution to access, search and manage documents. DoCASU is a Rich Internet Application (RIA) based on Alfresco Web Scripts and ExtJS. Find all details on: http://code.optaros.com/trac/docasu

DoXFS (pron. docs-eff-ess) Document Managment System

Document summarization system. By adding document content to system, user queries will generate a summary document containing the available information to the system.

Ex-Crawler is divided into 3 subprojects (Crawler Daemon, distributed gui Client, (web) search engine) which together provide a flexible and powerful search engine supporting distributed computing. More informations: http://ex-crawler.sourceforge.net

Fleming File Sharing System is a networked file sharing system. It should be much more reliable and user-friendly than FTP or netbios's stuff.

This package contains different tools to add NLP capabilities for Lucene 4.x (it has been tested using Lucene version from 4.6.x to 4.8.1). Although it was originally developed for German, it is, mostly, language independent. It allows the user to lemmatize words to be indexed, to weight termy ba their parts of speech (e.g. weighting nouns mor hevaily than pronouns), and to add synonyms taken from GermaNet or a list you provide to the search index and thereby increase recall of lucene.

Infofuze is a Java library and server application that can be used to transform and combine data from various sources into a specific XML or other text output format that can be stored or indexed.

Jake is a console based app written in python and qt4. Plugins will let you do almost anything, for example, search in google, translate, view images, talk with it (aka AI bot). Also, skining system will let you choose how should jake look.

Java program to extract postings and comments from http://www.livejournal.com (blog) into DB and view/classify/process it. LJ loader. Components to reuse: perl-like, but efficient Web pages scraper, trees analyzer, concurrent scheduler.

Monitors webpages for changes and emails output with differences to subscribers. Permits user accounts and registration. PHP/MYSQL.

A Perl program that archives newsgroups and provides a web interface to the archive.

Nucular Archiving System for creating full text indices for fielded data. Python API, web, and command line interfaces. Fast. Very light weight. Concurrent read/writes with no possible locking issues. No server process. Proximity. Facets. Funny name.

OpenEphyra is an open framework for question answering (QA). It retrieves answers to natural language questions from the Web and other sources. Visit http://www.ephyra.info/ for more details and information on joining this open research initiative.

PHPhiler is a PHP4-driven dynamic filesystem interface for websites. It generates a directory and file index with all the relevant info (link, title, description, size, etc.) and displays it in a CSS-based table. Please see the project's website as well

Pinot is a D-Bus service that crawls, indexes your documents, and monitors them for changes. It is also a GTK-based user interface that enables you to query the index built by the service or your favorite Web engine, and display and analyze the results.