Help search engines crawl your site smarter. Learn what an XML sitemap is, how to create one, and why it’s essential for SEO and site visibility.

HTML and XML are structural foundations of every website or application. It is crucial that developers learn — and master — both.

For those of us who have spent entire careers working with structured data, it comes as something of a surprise to be reminded that XML is now 25 years old. You probably missed the XML standard on ...