Generate a QR code with no sign-up. Log in to run the website scanner or draft diagrams with AI.
Turn any link, text or contact detail into a crisp QR code and download it as a PNG. No account needed.
Use it belowPassive vulnerability scan of any URL, security headers, TLS, CORS, JWT and outdated JavaScript libraries.
Launch scannerDescribe a system in plain English; AI drafts the UML / Mermaid, and it renders live. Great for architecture docs.
Open studioFinished a workshop lab? Verify your real AWS resources step by step with read-only checks, and get a hint for anything that fails.
Open lab checkerSee whether an email address has turned up in known public data breaches, and exactly what data was exposed.
Check an addressInspect a host's certificate and TLS configuration: expiry, protocol versions, weak ciphers and missing HSTS.
Check TLSLook up a domain's SPF, DKIM, DMARC, MX and DNSSEC posture to see how easily someone could spoof your email.
Look up a domainEverything runs in your browser, nothing is uploaded.