Crawl your entire site with no URL limits. Map every page, link, and resource.
Find every 404, dead link, and broken resource across your domain.
Audit title tags, meta descriptions, and heading hierarchy at scale.
Visualize your site hierarchy and spot orphan pages instantly.
Render JS-heavy pages exactly how search engines see them.
Validate JSON-LD, microdata, and schema markup across every page.
Find slow pages dragging down your site performance.
Audit images, scripts, and stylesheets — every asset on your site.
Auto-generate sitemaps from your crawl data.
Check for accessibility issues alongside your SEO audit.
Same core features — crawling, broken links, meta analysis. But no 500 URL limit, no $279/year fee, and built for modern websites.
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“Finally found a crawler that does everything I need. For free. Wild.”
“We use Crab for all client audits now. Fast, reliable, free. What's not to love?”