A Distributed RESTful Search Engine
Free internet metasearch engine which aggregates
Object-based searching
Open source distributed and RESTful search engine
Web directory script to launch directory site
Digital Library Software
A PHP search engine for your website and web analytics tool. GNU GPL3
World's first seo control panel for multiple websites
Archive your personal history
4-engine reverse image search that works on Instagram & Pinterest
Easy Spider is a distributed Perl Web Crawler Project from 2006
Self-hosted search engine with web service to share discoveries with
An Open Source "product catalogue" that is customizable and versatile.