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Free technical SEO tools for sitemaps, robots, schema, and URLs.

Sitemaps.io gives developers, marketers, founders, and agencies a fast workspace for XML sitemaps, robots.txt, schema, hreflang, metadata, redirects, URL cleanup, and crawl planning.

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XML sitemaps, schema, robots, metadata

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Start with the jobs SEOs repeat every week.

Tool categories

A focused toolkit for technical SEO work.

Sitemaps Generate XML, HTML, image, news, hreflang, text, and sitemap index files.

Robots Create robots.txt, test crawl rules, extract sitemap directives, and draft llms.txt.

Schema Build JSON-LD for FAQ, article, product, local business, and breadcrumbs.

URLs Clean URL lists, extract links, generate slugs, build UTM links, and encode values.

Metadata Inspect canonical tags, robots meta, SERP snippets, Open Graph, and hreflang tags.

Planning Create redirect maps, crawl priority plans, content inventories, ads.txt, and security.txt.

Keywords Generate keyword ideas, clusters, questions, intent labels, modifiers, and content maps.

AI Visibility Plan query fan-out, entity coverage, brand mentions, citations, and answer-engine content gaps.

Performance Audit page weight, assets, lazy loading, security headers, manifests, and speed checklists.

Local SEO Create review links, GBP descriptions, NAP checks, service-area templates, and local schema.

Domains Prepare DNS, SPF, DKIM, DMARC, SSL, nameserver, WHOIS, and hosting lookup workflows.

Content Improve readability, briefs, titles, descriptions, outlines, plagiarism checks, and FAQ extraction.

Fast, private, useful

Most tools run directly in your browser.

Paste your data, generate the result, copy or download the output. The tools are built for quick public use without account setup.