wantongtang / opensearchserver

Open-source Enterprise Grade Search Engine Software

OpenSearchServer

http://www.opensearchserver.com

Copyright Emmanuel Keller / Jaeksoft (2008-2014) This software is licensed under the GPL v3.

OpenSearchServer is a powerful enterprise-class search engine program. Using its user interface web pages, the crawlers (web, file, database, ...) and the REST/RESTFul API you will be able to quickly and easily integrate advanced full-text search capabilities in your application.

OpenSearchServer runs on Linux/Unix/BSD/Windows.

Quickstart

One requirement

You need to have a JAVA 1.7 (or newer) runtime on your server.

Download the last ZIP or TAR.GZ archive:

http://www.opensearchserver.com/#download

Deflate the content to get the following files:

• FILE opensearchserver.jar -> the main library
• FILE README.md -> this file
• DIR data -> will contain your index
• DIR server -> will contain the servers files
• FILE start.sh -> Shell to start the server on Unix
• FILE start.bat -> Batch to start the server on Windows
• FILE NOTICE.txt -> the third-party licensing information
• DIR LICENSES -> contains the detailled licenses

Edit the parameters

If desired, one can change the following parameters in the start.sh or start.bat scripts:

• The allowed memory size
• The TCP port (9090 by default)

Start the server

cd opensearchserver
./start.sh

Go with the interface and/or the API

http://localhost:9090

Useful links

• Download the binaries at: http://www.opensearchserver.com/#download
• Read the documentation at: http://www.opensearchserver.com/documentation
• Review the issues (bugs and enhancements): https://github.com/jaeksoft/opensearchserver/issues

Features

Search functions

• Advanced full-text search features
• Phonetic search
• Advanced Boolean search using a querying language
• Clustered results with faceting and collapsing
• Filter searches using sub-requests (including negative filters)
• Geolocation
• Spell-checking
• Customized parameters for relevance computation
• Search suggestions (auto-completion)

Indexation

• Supports 18 languages
• Fields schema with analyzers in each language
• Multiple filters: n-gram, lemmatization, shingle, stripping diacritic from words,…
• Automatic language recognition
• Named entities recognition
• Words synonyms and expressions synonyms
• Export indexed terms with frequencies
• Automatic classification

Document supported

• HTML / XHTML
• MS Office documents (Word, Excel, Powerpoint, Visio, Publisher)
• OpenOffice documents
• Adobe PDF (with OCR)
• RTF, Plaintext
• Audio files metadata (wav, mp3, AIFF, Ogg)
• Torrent files
• OCR over images

Crawlers

• Web crawler crawling the internet, extranets and intranets
• File systems crawler crawling local and remote files (NFS, SMB/CIFS, FTP, FTPS, SWIFT)
• Database crawler crawling any JDBC databases (MySQL, PostgreSQL, Oracle, SQL Server, …)
• Filter inclusions or exclusions, with wildcards
• Session parameters removal
• SQL join and linked files support
• Screenshot capture
• Sitemap import

General

• REST API (XML and JSON)
• Monitoring module
• Index replication
• Scheduler for management of periodic tasks
• WordPress plugin and Drupal module