Easy Spider is a distributed Perl Web Crawler Project from 2006
Web directory script to launch directory site
An Open Source "product catalogue" that is customizable and versatile.
An open source search engine with RESTFul API and crawlers
Easy web based address book and contact manager
Framework for search and display of heterogenous document collections.
Search The Web Using DuckDuckGo API PHP Framework
Small, fast and flexible Content Management System for PHP / MySQL
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.