What font does any website use?

Family names, fallback stacks, usage percentages, and live specimens — free, no account.

Live API response appears here.

How it works

Orsa runs the Company Fonts pipeline: stylesheets, inline CSS, and catalog matching in ~800ms.

Want to do this in your own app? Every free tool on this site is powered by the Orsa API — one key, fifteen endpoints, same stack as production.