screen-scraper automates: 
- Copying text from a web page
- Clicking links
- Entering data into forms and submitting
- Iterating through search result pages
- Downloading files (PDF, MS Word, images, etc.)

Common uses:
- Download all products from a website to a spreadsheet
- Build a shopping comparison site
- Perform market research
- Integrate or migrate data

Technical:
- Graphical interface--easy automation
- Cross platform (Linux, Mac, Windows, etc.)
- Integrates with most programming languages (Java, PHP, .NET, ASP, Ruby, etc.)
- Runs on workstations or servers
- Saves data to database, CSV, XML, etc.

Home Page - http://www.screen-scraper.com/