An object relational-mapping (ORM) library for Java
Digital Library Software
Archive your personal history
Easy Spider is a distributed Perl Web Crawler Project from 2006
Search engine and data mining applications and ClueWeb datasets.
An Open Source "product catalogue" that is customizable and versatile.
Decentralized Web Search Engine
Concise spatial query and representation system (c-squares)
Very configurable web downloader
An open source search engine with RESTFul API and crawlers