Sphider is a lightweight web spider and search engine written in PHP, using MySQL as its back end database. It is a great tool for adding search functionality to your web site or building your custom search engine. Sphider is small, easy to set up and modify, and is used in thousands of websites across the world.
YaCy is a free search engine that anyone can use to build a search portal for their intranet or to help search the public inte ...
Gigablast is a powerful, opensource, new search engine that does real-time indexing!
Features Scalable to thousands of servers ...
This is Site Search engine script that uses MySQL to store your website's indexed pages, to add Search Functionality to Your W ...