What are some alternatives?
When comparing import.io and Web-Site-Map.com - XML Sitemap Generator, you can also consider the following products
Apify - Apify is a web scraping and automation platform that can turn any website into an API.
XML-Sitemaps.com - Free Online Google Sitemap Generator.
Octoparse - Octoparse provides easy web scraping for anyone. Our advanced web crawler, allows users to turn web pages into structured spreadsheets within clicks.
MySitemapGenerator - Online XML Generator for SEO and eCommerce. Creates XML Sitemaps, Shopping Feeds, RSS.
ParseHub - ParseHub is a free web scraping tool. With our advanced web scraper, extracting data is as easy as clicking the data you need.
XmlSitemapGenerator.org - Easily create HTML, RSS and XML Sitemaps online for free.