Free SEO Tools — Meta Tags, Schema, Sitemap Builders
10 free SEO helpers: meta tags, Open Graph, Twitter Cards, JSON-LD schema, sitemap, hreflang, robots.txt, and more. Built in-browser.
Generate crawl-friendly markup and download it instantly. Useful for static sites and privacy-first stacks.
10 free tools in this category · zero accounts · zero tracking · works offline as a PWA after first visit.
Why on-device seo tools?
Most “free online tools” upload your files to a cloud worker, store them temporarily, and hope their privacy policy holds. Just Tool It takes the opposite approach: zero-server processing. Your browser loads a static page and runs open client-side libraries. That means no sign-up wall, no file retention risk, and no surprise data mining — ideal for sensitive documents, photos, tokens, and personal data.
How it works
- Pick a tool from the list above.
- Drop a file or paste text — it stays in this browser tab.
- Download the result. Close the tab and the in-memory data is gone.