Free SEO tools that hand you
the fix, not just the flag
Generators, checkers, and previews for the whole on-page stack — meta tags, schema, headers, Core Web Vitals. Fast, precise, and completely free.
Analyze & Preview
Inspect a live URL or your content and see exactly what search engines and social platforms get.
Security Header Checker
liveGrade any URL A+ to F on HSTS, CSP & more, with copy-paste nginx fixes.
HTTP Header Checker
liveSee status, redirect chain & every response header a crawler receives.
robots.txt Tester
Check if any URL is allowed or blocked, using Google’s matching rules.
Keyword Density Checker
Word count, reading time & 1/2/3-word keyword density — catch stuffing.
Readability Checker
Flesch Reading Ease & grade level with live sentence and word stats.
Title & Meta Length Checker
Pixel-accurate title & description length with a live Google preview.
SERP Snippet Preview
Pixel-accurate Google preview — catch truncated titles & descriptions.
Open Graph Preview
See how your link looks on Facebook, X, LinkedIn & Discord, then get the tags.
Generate & Build
Produce clean, copy-paste-ready tags, files, and links in seconds.
Meta Tag Generator
Title, description, Open Graph & Twitter Card tags with live length checks.
Open Graph Image Generator
Design & download a 1200×630 social share image in your browser.
UTM Campaign URL Builder
Tag links for GA4, Meta, Google Ads & email with presets and one-click copy.
URL Slug Generator
Turn any title into a clean, hyphenated, SEO-friendly URL slug.
Canonical Tag Generator
rel=canonical as HTML, Next.js metadata, or an HTTP header.
Hreflang Generator
Multi-language & multi-region tags with x-default, done right.
XML Sitemap Generator
Paste your URLs, get a valid sitemap.xml — copy or download.
robots.txt Generator
Control crawling with disallow rules, sitemap, and crawl-delay.
Meta Robots Noindex Generator
noindex, nofollow, canonical & X-Robots-Tag for a single page.
301 Redirect Generator
.htaccess & Nginx redirect rules from a list of old → new URLs.
Netlify Redirects Generator
Turn old → new URLs into a Netlify _redirects file (301/302).
Vercel Redirects Generator
Build a valid vercel.json redirects array (301/308) in seconds.
Cloudflare Redirect Rules Generator
Cloudflare Pages _redirects + Bulk Redirect pairs from old → new URLs.
Structured Data
Build valid JSON-LD for every schema type Google supports.
JSON-LD Schema Generator
Structured data for Organization, WebSite, Article, FAQ, Product & more.
LocalBusiness Schema Generator
Name, address, hours & phone as LocalBusiness JSON-LD for local SEO.
FAQ Schema Generator
Turn questions & answers into valid FAQPage JSON-LD in seconds.
Product Schema Generator
Price, availability, brand & ratings as Product JSON-LD.
Breadcrumb Schema Generator
BreadcrumbList JSON-LD from your page hierarchy — cleaner SERP trails.
Article Schema Generator
Headline, author, dates & publisher as Article JSON-LD.
Event Schema Generator
Dates, location & tickets as Event JSON-LD for event rich results.
Want all of it at once?
Skip the one-off tools and scan a live URL against 100 on-page checks — with the exact code to fix each issue.
Analyze any URL free