A Distributed RESTful Search Engine
Free internet metasearch engine which aggregates
Object-based searching
Open source distributed and RESTful search engine
Digital Library Software
A PHP search engine for your website and web analytics tool. GNU GPL3
Easy Spider is a distributed Perl Web Crawler Project from 2006
This is a automatic swagbucks search automator.
An Open Source "product catalogue" that is customizable and versatile.
Decentralized Web Search Engine
Concise spatial query and representation system (c-squares)
Bookmark manager web application
Very configurable web downloader
Simple yet feature-rich Document Management System
centralized syslog-ng monitoring frontend writen in php
An open source search engine with RESTFul API and crawlers