WordPress.org

Author: Kenny Katzgrau

wpSearch is a very powerful search plugin for Wordpress. It is based on the open source search engine "Lucene" which means its fast and relevant. If you need an awesome blog search, you've come to the right place.

New Version 1.5.x: The fastest, lightest, most portable release yet.

The major features of wpSearch are:

* Unmatched and customizable search relevancy (thats the power of Lucene!)
* Very fast search speed
* Wildcard and Boolean operator support
* Easy installation
* Instantly updated searching after a post has been written
* Searching of Posts and Pages
* Integration into any blog
* No javascript / css includes
* Optimized integration into the Wordpress search mechanism
* Searching of comments
* Foreign character support

Features for advanced users:

* Access to an internal search service for extendability

Requirements:

* Wordpress version 2.2.x or higher.
* PHP 5 or higher (PHP 4.4.8 will throw parsing errors)
* The iconv library (Usually installed/enabled on a server by default)