SEO workspace
Prepare the details that matter. Ten free browser tools with local processing.
Choose your next task
No account requiredMeta tag generator
Prepare escaped title, description and canonical tags for a page you control.
02 / SEO ↗Heading & word review
Review Markdown-style headings and frequent terms in your pasted copy.
03 / SEO ↗Open Graph tags
Prepare Open Graph metadata using your own title, description, page URL and image URL.
04 / SEO ↗Robots.txt generator
Generate crawler directives from the paths you choose to disallow.
05 / SEO ↗URL-list sitemap
Build a single-host XML sitemap from a list of URLs you already know.
06 / SEO ↗UTM link builder
Add campaign parameters while preserving existing query parameters and the URL fragment.
07 / SEO ↗Social card tags
Prepare social-card metadata using your own copy and public image reference.
08 / SEO ↗WebApplication JSON-LD
Create basic WebApplication JSON-LD for a real browser application.
09 / SEO ↗English readability estimate
Estimate English reading complexity with a heuristic syllable count.
10 / SEO ↗Unicode character units
Distinguish visible graphemes, Unicode code points, UTF-16 units and UTF-8 bytes.
Your files, your device.
Files are processed in your browser. No processing server, account or paid API is required. Device text-to-speech voices may use operating-system network services.