see summary

Client for making STAMP requests to the danish CPR registry (cpr.dk).

Lightweight, performant OOP wrapper for Cassandra tables; inspired by DataMapper.

A library for parsing HQMF documents.

A library for import and export of reports for use with electronic Clinical Quality Measures (eCQMs).

new cqm validator library

A crawler for a single domain web application

Really simple XML parsing with Nokogiri.

Simple wrapper for the craftyclicks address lookupservice

a gem to scrape data off craigslist

all you need is an item title and you can scrape posts from craigslist

Program sets up menu from scraped for-sale items, allows user to select a category, drills into second level data and self constructs sub-menu, allows user to search for a for-sale item, returns list of items, can sort by price, sort by price range, third level scraping and auto-object-merge based on CL pid

A CL Utility for indexing files on a Cran repository.

Yammer's Capistrano-based deploy crap.

Crawl all pages on a domain, checking for errors

Super DRY Sitemaps for Rails and Sinatra Apps

BFS webcrawler that implements Observable

Crawler Engine provides function of crawl all news from the customized website

a crawler toolkit

This gem is a web crawler sample code.So I don't reccmmend that you use.