What are some alternatives?
When comparing ScrapeZone and Diffbot, you can also consider the following products
Scraper API - Easily build scalable web scrapers
import.io - Import. io helps its users find the internet data they need, organize and store it, and transform it into a format that provides them with the context they need.
Apify - Apify is a web scraping and automation platform that can turn any website into an API.
Content Grabber - Content Grabber is an automated web scraping tool.