Optimize your site for search engines with our free browser-based SEO tools. Generate schema markup, preview SERP results, create meta tags, test robots.txt, build sitemaps, and analyze heading structure. Every tool runs entirely in your browser — nothing is uploaded to any server.
The most-used SEO utilities on the platform. Whether you need to craft optimized meta tags with OG and Twitter Cards, generate JSON-LD schema markup for rich results, preview how your page appears in Google search, or build XML sitemaps for better crawlability, start here.
Check text for plagiarism, duplicate content, and AI-generated writing. Get an originality score with highlighted matches and AI detection analysis. 100% browser-based — your text never leaves your device.
Generate optimized meta tags including OG and Twitter Card tags.
Generate JSON-LD schema markup for articles, products, FAQs, local business, and more.
Preview how your page will appear in Google search results with title, URL, and meta description.
Generate XML sitemaps from a list of URLs with priority and frequency settings.
Find the right SEO tool for your optimization workflow. Browse by use case below.
Create optimized meta title and description tags with Open Graph and Twitter Card support, generate XML sitemaps from URL lists with priority and changefreq settings, and build JSON-LD schema markup for rich search results including articles, products, FAQs, local business, and more.
Detect duplicate content, check grammar and spelling, analyze any URL's SEO profile, and estimate AI-generated writing likelihood. All analysis runs entirely in your browser — your content never leaves your device.
Extract and analyze H1-H6 heading structure to check for hierarchy issues and missing headings. Analyze keyword frequency and density with n-gram support. Preview how your title tag, URL, and meta description appear in Google search results — both desktop and mobile.
Validate and test your robots.txt file against specific URLs with user-agent simulation for Googlebot, Bingbot, and other crawlers. Debug disallowed paths, extract sitemap directives, and ensure search engines can properly crawl and index your website.
SEO optimization is most effective when tools are used in concert. A typical workflow might be: analyze your heading structure to identify gaps, write optimized meta tags based on the analysis, preview how they appear in SERP, and then generate schema markup to enable rich results. Or: build your sitemap first, test robots.txt to ensure no critical pages are blocked, then generate meta tags for each section.
Heading Analyzer → Meta Tag Generator → SERP Preview → Schema Markup
Sitemap Generator → Robots.txt Tester → Keyword Density → Meta Tags
Search engine optimization is one of the most cost-effective ways to drive organic traffic to your website. Unlike paid advertising, the traffic from well-optimized search listings compounds over time — but only if you get the fundamentals right. Effective SEO requires attention to technical details: crafting meta tags that earn clicks, maintaining proper heading hierarchy for accessibility and relevance, generating clean sitemaps that guide crawlers efficiently, and implementing structured data that unlocks rich results in search.
A Meta Tag Generator tool helps you craft title tags (optimally 50-60 characters) and meta descriptions (optimally 150-160 characters) that include primary keywords naturally while remaining compelling enough to drive click-through rates. The SERP preview tool shows you exactly how your listing will appear before you publish. Meanwhile, the Schema Markup Generator translates your content into JSON-LD structured data that Google, Bing, and other search engines use to display rich results like star ratings, product prices, FAQ accordions, and event details.
All our SEO utilities run entirely in your browser. Your data — whether it is a robots.txt file, a list of URLs for sitemaps, or the text content you are analyzing for keyword density — never reaches any server. This privacy-first approach means you can optimize your site without exposing your SEO strategy or website structure to third parties.
Keep title tags under 60 characters and meta descriptions under 160 characters. Include primary keywords naturally and make each description unique per page.
Maintain a logical heading structure with one H1 per page, followed by H2 subsections, and H3 for sub-topics. This improves both SEO and accessibility.
Include only canonical, indexable pages in your sitemap. Exclude pagination, filter pages, and non-canonical URLs to avoid diluting crawl budget.
Use our robots.txt tester to verify your disallow rules before deploying. Accidentally blocking critical resources can severely impact search visibility.
Yes, all SEO utilities are completely free with no usage limits or sign-up required.
No, our tools work with text input you provide. No website crawling or server-side processing is involved.
A meta tag generator tool creates optimized HTML meta tags for search engines. It helps you craft title tags and meta descriptions that improve click-through rates.
Article, Product, FAQPage, LocalBusiness, Event, Review, Organization, Person, Recipe, and SoftwareApplication.