WebScraper for Mac uses the Integrity v8 engine to quickly scan a website, and can output extracted data (currently) as CSV or JSON. Plus download images to a folder.

• Easy to scan a site - just enter the starting URL and press "Go"
• Easy to export - choose the columns you want
• Plenty of extraction options, including HTML elements with certain classes or IDs, regular expressions, or entire content in a number of formats (html, plain text, markdown)
• Since v4.1 can download to a folder all images discovered
• Configuration of various limits on the crawl and the output file size
• More…