Comprehensive search engine for books, papers, comics, magazines
A Distributed RESTful Search Engine
Free internet metasearch engine which aggregates
Easy Spider is a distributed Perl Web Crawler Project from 2006
An Open Source "product catalogue" that is customizable and versatile.
Concise spatial query and representation system (c-squares)
Very configurable web downloader
An open source search engine with RESTFul API and crawlers
A Free site search engine script build with PHP and Ajax.
Search The Web Using DuckDuckGo API PHP Framework
Hotel Searching Database system
PHP application for datamining
Small, fast and flexible Content Management System for PHP / MySQL
CMS for organize lyrics site
Metasearch engine for P2P private torrent trackers.
The PHP high-performance object caching APC MemCached Files WinCache
DotA Statistics
Xaraya is a web application framework and CMS written in PHP.
Get first 10 results in Google in WP widget, multi-language support