Hyper Estraier: a full-text search system for communities

Overview

Hyper Estraier is a full-text search system. You can search lots of documents for some documents including specified words. If you run a web site, it is useful as your own search engine for pages in your site. Also, it is useful as search utilities of mail boxes and file servers.

The characteristic of Hyper Estraier is the following.

• High performance of search
• High scalability of target documents
• Perfect recall ratio by N-gram method
• High precision by hybrid mechanism of N-gram and morphological analyzer
• Phrase search, regular expressions, attribute search, and similarity search
• Multilingualism with Unicode
• Independent of file format and repository
• Intelligent web crawler
• Simple and powerful API
• Supporting P2P architecture

Hyper Estraier is an open-source software released under the terms of the GNU Lesser General Public License. It works on Linux, Windows, Mac OS X, and other UNIX-like systems.

Documents

The following are documents of Hyper Estraier. They are contained also in the source package.

• Introduction
• User's Guide
• Programming Guide
• P2P Guide
• Crawler Guide

Download

The following are packages of Hyper Estraier.

• Latest Source Package (version 1.4.13)

Language Bindings

Class libraries for Java are also provided.

• Documents for Java Binding
• Documents for Pure Java Interface

Class libraries for Ruby are also provided.

• Documents for Ruby Binding
• Documents for Pure Ruby Interface

Class libraries for Perl are also provided.

• Documents for Perl Binding

Information

Hyper Estraier was written and is maintained by Mikio Hirabayashi. You can contact the author by e-mail to `mikio@fallabs.com'.