Validate canonical URLs — check protocol, domain, path, query parameters, fragments, trailing slash, and www prefix for SEO best practices. Everything runs locally in your browser — nothing is uploaded.
Check up to 5,000 URLs for HTTP status codes (200, 301, 404, 500), redirect targets, and response times, then flag broken links and slow pages. Checks run server-side, so results are accurate. SEO agencies use it instead of $50/mo crawling tools.
Check the status of hundreds of URLs at once — find broken links, redirects, and dead pages across your entire website. Essential for SEO audits before Google crawls your site. Everything runs locally in your browser — nothing is uploaded.
Generate complete HTML meta tags including title, description, keywords, Open Graph, Twitter Cards, and canonical URL from a simple form. Everything runs locally in your browser — nothing is uploaded.
Parse any URL into its components — protocol, hostname, path, query parameters, hash, and more with copy-to-clipboard.
Parse and inspect URL query parameters as structured key-value pairs. Decodes URL-encoded values and displays them in a readable JSON format.
Canonical URL Checker lets you validate canonical URLs — check protocol, domain, path, query parameters, fragments, trailing slash, and www prefix for SEO best practices. Everything runs locally in your browser — nothing is uploaded.. It works on any device with a modern web browser.
Validate canonical URLs — check protocol, domain, path, query parameters, fragments, trailing slash, and www prefix for SEO best practices. Everything runs locally in your browser — nothing is uploaded. It runs entirely in your browser — no software installation or data uploads required.
Enter one or more URLs to analyze.
Yes. After the initial page load, Canonical URL Checker runs entirely on your device with no internet connection needed. All processing is done locally.
Validate canonical URLs — check protocol, domain, path, query parameters, fragments, trailing slash, and www prefix for SEO best practices. Results are generated instantly in your browser.
They help with technical SEO — auditing site health, analyzing content, identifying issues. They don't guarantee ranking changes.
Several tools support batch input — add multiple URLs or analyze entire pages in one go.
No. All data stays in your browser and is never transmitted to our servers.
Basic SEO understanding helps, but most tools are straightforward — paste your data and get results.
XML Sitemap Generator
Crawls any website and generates a standards-compliant XML sitemap. Supports JavaScript sites (React, Next.js, Vue), detects broken links, and provides SEO health insights.
Robots.txt Generator
Produces a robots.txt file from a point-and-click form where you set allowed and disallowed paths, crawl delays, and sitemap references. Everything runs locally in your browser — nothing is uploaded.
Bulk URL Status Checker
Check up to 5,000 URLs for HTTP status codes (200, 301, 404, 500), redirect targets, and response times, then flag broken links and slow pages. Checks run server-side, so results are accurate. SEO agencies use it instead of $50/mo crawling tools.