15 Popular SEO & Link Spiders — Backlink Analyzers, Site Crawlers & SEO Audit Tools
Imagine trying to build a house without knowing what your neighbors built, what materials they used, or which foundations are strongest. That's what SEO feels like without a link spider — you're guessing in the dark. Link spiders (also called SEO crawlers or backlink analyzers) are specialized tools that crawl the web mapping out who links to whom, how websites are structured, where broken links hide, and what keywords drive traffic. They're the Swiss Army knife of search engine optimization.