🔍 SEO Tools
Meta tags, sitemaps, robots.txt, keyword density, schema and on-page checks that run in your browser or against a live URL.
27 working tools in this category · 57,769 tools platform-wide
Popular SEO Tools
Meta Tag Generator
Generate complete, copy-ready HTML meta tags — title, description, robots, canonical, Open Graph and Twitter Cards — from one form.
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Keyword Density Checker
Count how often a keyword or phrase appears in your text and calculate its exact percentage density, with a full top-words table.
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Robots.txt Generator
Build a valid robots.txt file with per-bot rules, disallow/allow paths and your sitemap URL.
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Meta Tag Analyzer
Fetch a public web page and report its title, meta description, canonical, robots and Open Graph tags with length checks.
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XML Sitemap Generator
Turn a list of URLs into a valid XML sitemap with lastmod, changefreq and priority — ready to save as sitemap.xml.
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XML Sitemap Validator
Paste sitemap XML and validate its structure: URL count, missing loc tags, duplicates and non-HTTPS entries.
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Schema Markup Generator
Generate valid JSON-LD schema for WebSite, Organization, Article, Product, FAQ and Local Business from guided fields.
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JSON-LD Generator
Generate JSON-LD structured data blocks you can paste straight into a page head.
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SERP Preview
Preview exactly how your title, URL and description will look in a Google search result, with pixel-length warnings.
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Open Graph Generator
Generate Open Graph tags for rich Facebook, LinkedIn and WhatsApp link previews.
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Twitter Card Generator
Generate Twitter / X Card meta tags for summary and large-image cards.
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URL Encoder
Encode text for safe use in a URL with encodeURIComponent, character by character.
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URL Decoder
Decode percent-encoded URL text back into readable form, with clear errors for malformed input.
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Hreflang Generator
Generate hreflang link tags for a list of language / region URLs, including x-default.
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Slug Generator
Convert any title into a clean, lowercase, hyphenated URL slug, removing accents and special characters.
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HTML Sitemap Generator
Turn a list of URLs into a clean HTML sitemap list with readable link text.
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SEO Content Analyzer
Analyse text for word count, reading time, sentence length, paragraph structure and heading hints.
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Sitemap URL Extractor
Extract every <loc> URL from pasted sitemap XML into a clean list.
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Indexability Checker
Check whether a page can be indexed: robots meta, X-Robots-Tag and the site's robots.txt rules for its path.
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Internal Link Checker
Fetch a page and list its internal links with counts — the links that pass authority around your own site.
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External Link Checker
Fetch a page and list its external links with counts and rel attributes (nofollow/sponsored/ugc).
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Broken Link Checker
Fetch a page, extract its links and test up to 15 of them for 404s and errors. Rate-limited and SSRF-protected.
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Schema Markup Validator
Validate JSON-LD structured data: paste a full page's schema blocks or raw JSON and check structure, @context and @type presence.
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Keyword Clustering Tool
Group a keyword list into topical clusters by shared significant terms — one keyword per line.
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Long-Tail Keyword Generator
Expand a seed keyword into long-tail variations with buyer, how-to and comparison angles.
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Title Tag Analyzer
Score a page title for length, keyword placement, power words and numbers — the checks that decide click-through.
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Meta Description Analyzer
Score a meta description for length, keyword use, call to action and specificity.
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SEO Tools — FAQs
Are these seo tools free?
Yes, basic use is free and does not require an account.
Is my data private?
Browser-based tools process everything on your device. Any tool that needs a server or external service states that on its own page.
Authoritative resources
- Google Search Central documentation — Google's official SEO documentation — the primary source for how search indexing and rich results work.
- schema.org — The official vocabulary for structured data used by the schema tools.