X-RAY
The next web scraper, see through the <html> noise
...X-ray also supports a request delay and a pagination limit. Scraped pages can be streamed to a file, so if there's an error on one page, you won't lose what you've already scraped. Start on one page and move to the next easily. The flow is predictable, following a breadth-first crawl through each of the pages. X-ray has support for concurrency, throttles, delays, timeouts and limits to help you scrape any page responsibly. Swap in different scrapers depending on your needs. Currently supports HTTP and PhantomJS driver drivers. ...