/opensearchserver

Open-source Enterprise Grade Search Engine Software

Primary LanguageJavaGNU General Public License v3.0GPL-3.0

OpenSearchServer

Build Status Maven Central Join the chat at https://gitter.im/jaeksoft/opensearchserver

Copyright Emmanuel Keller / Jaeksoft (2008-2016) This software is licensed under the GPL v3.

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

Quickstart

One requirement

You need to have a JAVA 7 (or newer) runtime on your server

Download the last ZIP or the 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 contains your index
  • DIR server -> will contains 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 license informations
  • DIR LICENSES -> Contains the detailled licenses

Edit the parameters

Optionally, can you change the parameters in the start.sh/start.bat script:

  • 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

Features

Search functions

  • Advanced full-text search features
  • Phonetic search
  • Advanced boolean search with query language
  • Clustered results with faceting and collapsing
  • Filter search using sub-requests (including negative filters)
  • Geolocation
  • Spell-checking
  • Relevance customization
  • Search suggestion facility (auto-completion)

Indexation

  • Supports 18 languages
  • Fields schema with analyzers in each language
  • Several filters: n-gram, lemmatization, shingle, stripping diacritic from words,…
  • Automatic language recognition
  • Named entity recognition
  • Word synonyms and expression 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

  • The web crawler for internet, extranet and intranet
  • The file systems crawler for local and remote files (NFS, SMB/CIFS, FTP, FTPS, SWIFT)
  • The database crawler for all JDBC databases (MySQL, PostgreSQL, Oracle, SQL Server, …)
  • Filter inclusion or exclusion 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