Visual Web Ripper is a visual multi-featured data extractor. It easily scrapes dynamic pages (including Ajax) and works well for a variety of databases for data output. This product is created by Sequentum group.
Screen Scraper is a classical scraping tool for all kinds of data scraping, extracting and packing. However, it takes time to properly master it.
Recently, a friend of my asked me for a simple free tool to detect new releases of the phpMyAdmin software. Since I recently did some research on website change tracking, I immediately recommended ChangeDetection.com. This service is free with basic logging in and primitive interface. The drawback of this service is that its pages load with 20th century delays, but for one-time page adding it’s okay.